diff --git a/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/CheckConfig.js b/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/CheckConfig.js
new file mode 100644
index 000000000..902fcef76
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/CheckConfig.js
@@ -0,0 +1,38 @@
+/* eslint-disable react/prop-types */
+import * as React from 'react';
+import Checkbox from '@mui/material/Checkbox';
+import FormControlLabel from '@mui/material/FormControlLabel';
+
+const doNothing = (id) => {};
+
+export default function CheckConfig ({ id, data, updateConfig, disabled = false, postChange = doNothing }) {
+  const setNewValue = (newValue) => {
+    data.value = newValue;
+    postChange(id);
+    updateConfig();
+  };
+
+  const onChange = (event) => {
+    setNewValue(event.target.checked);
+  };
+
+  /* When disabled, the value should be setting to false */
+  React.useEffect(() => {
+    if (disabled) {
+      setNewValue(false);
+    }
+  }, [disabled]);
+
+  return (
+    <FormControlLabel
+      disabled={disabled}
+      label={data.label}
+      control={<Checkbox
+        checked={data.value}
+        onChange={onChange}
+        id={id}
+        name={id}
+      />}
+    />
+  );
+}
diff --git a/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/ConfigGroupLabel.js b/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/ConfigGroupLabel.js
new file mode 100644
index 000000000..793c5fd04
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/components/ConfigEntry/ConfigGroupLabel.js
@@ -0,0 +1,17 @@
+/* eslint-disable react/prop-types */
+import * as React from 'react';
+import FormLabel from '@mui/material/FormLabel';
+import Typography from '@mui/material/Typography';
+
+export default function ConfigGroupLabel ({ label }) {
+  return (
+    <FormLabel>
+      <Typography
+        sx={{ fontWeight: 'bold', lineHeight: 2, textTransform: 'uppercase' }}
+        variant="h6"
+      >
+        {label}
+      </Typography>
+    </FormLabel>
+  );
+}
diff --git a/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_4RTDConf.js b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_4RTDConf.js
new file mode 100644
index 000000000..0c25bfce5
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_4RTDConf.js
@@ -0,0 +1,41 @@
+/* eslint-disable camelcase */
+/* eslint-disable react/prop-types */
+import * as React from 'react';
+import SM1231_RTDConf, { channelConfigDefault } from './SM1231_RTDConf';
+import uiString from '@/lib/uiString/SM1231_RTD.json';
+
+export const SM1231_4RTDConfDefault = {
+  mlfb: '6ES7231-5PD32-0XB0',
+  power_alarm: {
+    label: uiString.LABEL_POWER_ALARM,
+    value: true,
+    disabled: false
+  },
+  integ_time: {
+    label: uiString.LABEL_INT_TIME,
+    selection: [
+      uiString.INT_TIME_0,
+      uiString.INT_TIME_1,
+      uiString.INT_TIME_2,
+      uiString.INT_TIME_3
+    ],
+    value: uiString.INT_TIME_2
+  },
+  channels: [
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault))
+  ]
+};
+
+export default function SM1231_4RTDConf ({ slotNum, configData, updateConfig }) {
+  return (
+    <SM1231_RTDConf
+      slotNum={slotNum}
+      configData={configData}
+      updateConfig={updateConfig}
+      chTotal={4}
+    />
+  );
+}
diff --git a/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_8RTDConf.js b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_8RTDConf.js
new file mode 100644
index 000000000..bf1f4aa7b
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_8RTDConf.js
@@ -0,0 +1,45 @@
+/* eslint-disable camelcase */
+/* eslint-disable react/prop-types */
+import * as React from 'react';
+import SM1231_RTDConf, { channelConfigDefault } from './SM1231_RTDConf';
+import uiString from '@/lib/uiString/SM1231_RTD.json';
+
+export const SM1231_8RTDConfDefault = {
+  mlfb: '6ES7231-5PF32-0XB0',
+  power_alarm: {
+    label: uiString.LABEL_POWER_ALARM,
+    value: true,
+    disabled: false
+  },
+  integ_time: {
+    label: uiString.LABEL_INT_TIME,
+    selection: [
+      uiString.INT_TIME_0,
+      uiString.INT_TIME_1,
+      uiString.INT_TIME_2,
+      uiString.INT_TIME_3
+    ],
+    value: uiString.INT_TIME_2
+  },
+  channels: [
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault)),
+    JSON.parse(JSON.stringify(channelConfigDefault))
+  ]
+};
+
+export default function SM1231_8RTDConf ({ slotNum, configData, updateConfig }) {
+  return (
+    <SM1231_RTDConf
+      slotNum={slotNum}
+      configData={configData}
+      updateConfig={updateConfig}
+      chTotal={8}
+    />
+  );
+}
diff --git a/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_RTDConf.js b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_RTDConf.js
new file mode 100644
index 000000000..c9daa689c
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/components/ExtendedModules/SM1231_RTD/SM1231_RTDConf.js
@@ -0,0 +1,587 @@
+/* eslint-disable camelcase */
+/* eslint-disable lines-between-class-members */
+/* eslint-disable react/prop-types */
+import * as React from 'react';
+import Stack from '@mui/material/Stack';
+import FormControl from '@mui/material/FormControl';
+import FormGroup from '@mui/material/FormGroup';
+import Paper from '@mui/material/Paper';
+import ModuleInfo from '@/components/ModuleInfo';
+import SelectionConfig from '@/components/ConfigEntry/SelectionConfig';
+import CheckConfig from '@/components/ConfigEntry/CheckConfig';
+import ConfigGroupLabel from '@/components/ConfigEntry/ConfigGroupLabel';
+import ConfTextConverter from '@/lib/smConfig/ConfTextConverter';
+import uiString from '@/lib/uiString/SM1231_RTD.json';
+import { range } from 'lodash';
+
+const yamlUIMapping = [
+  {
+    keys: [/ch[0-7]\.type/],
+    rules: [
+      {
+        scenario: 'all',
+        mapping: [
+          { ui: uiString.TYPE_0, yaml: 0 },
+          { ui: uiString.TYPE_4, yaml: 4 },
+          { ui: uiString.TYPE_5, yaml: 5 },
+          { ui: uiString.TYPE_6, yaml: 6 },
+          { ui: uiString.TYPE_7, yaml: 7 },
+          { ui: uiString.TYPE_8, yaml: 8 },
+          { ui: uiString.TYPE_9, yaml: 9 }
+        ]
+      }
+    ]
+  },
+  {
+    keys: [/ch[0-7]\.range/],
+    rules: [
+      {
+        scenario: 'resistance',
+        mapping: [
+          { ui: uiString.Resistance_RANGE_1, yaml: 1 },
+          { ui: uiString.Resistance_RANGE_2, yaml: 2 },
+          { ui: uiString.Resistance_RANGE_3, yaml: 3 }
+        ]
+      },
+      {
+        scenario: 'thermal',
+        mapping: [
+          { ui: uiString.Thermal_RANGE_0, yaml: 0 },
+          { ui: uiString.Thermal_RANGE_2, yaml: 2 },
+          { ui: uiString.Thermal_RANGE_3, yaml: 3 },
+          { ui: uiString.Thermal_RANGE_4, yaml: 4 },
+          { ui: uiString.Thermal_RANGE_5, yaml: 5 },
+          { ui: uiString.Thermal_RANGE_6, yaml: 6 },
+          { ui: uiString.Thermal_RANGE_11, yaml: 11 },
+          { ui: uiString.Thermal_RANGE_12, yaml: 12 },
+          { ui: uiString.Thermal_RANGE_15, yaml: 15 },
+          { ui: uiString.Thermal_RANGE_16, yaml: 16 },
+          { ui: uiString.Thermal_RANGE_18, yaml: 18 },
+          { ui: uiString.Thermal_RANGE_20, yaml: 20 },
+          { ui: uiString.Thermal_RANGE_22, yaml: 22 },
+          { ui: uiString.Thermal_RANGE_24, yaml: 24 },
+          { ui: uiString.Thermal_RANGE_26, yaml: 26 },
+          { ui: uiString.Thermal_RANGE_28, yaml: 28 }
+        ]
+      },
+      {
+        scenario: 'deactivated',
+        mapping: [
+          { ui: uiString.Resistance_RANGE_1, yaml: 1 },
+          { ui: uiString.Resistance_RANGE_2, yaml: 2 },
+          { ui: uiString.Resistance_RANGE_3, yaml: 3 },
+          { ui: uiString.Thermal_RANGE_0, yaml: 0 },
+          { ui: uiString.Thermal_RANGE_2, yaml: 2 },
+          { ui: uiString.Thermal_RANGE_3, yaml: 3 },
+          { ui: uiString.Thermal_RANGE_4, yaml: 4 },
+          { ui: uiString.Thermal_RANGE_5, yaml: 5 },
+          { ui: uiString.Thermal_RANGE_6, yaml: 6 },
+          { ui: uiString.Thermal_RANGE_11, yaml: 11 },
+          { ui: uiString.Thermal_RANGE_12, yaml: 12 },
+          { ui: uiString.Thermal_RANGE_15, yaml: 15 },
+          { ui: uiString.Thermal_RANGE_16, yaml: 16 },
+          { ui: uiString.Thermal_RANGE_18, yaml: 18 },
+          { ui: uiString.Thermal_RANGE_20, yaml: 20 },
+          { ui: uiString.Thermal_RANGE_22, yaml: 22 },
+          { ui: uiString.Thermal_RANGE_24, yaml: 24 },
+          { ui: uiString.Thermal_RANGE_26, yaml: 26 },
+          { ui: uiString.Thermal_RANGE_28, yaml: 28 }
+        ]
+      }
+    ]
+  },
+  {
+    keys: [/integ_time/],
+    rules: [
+      {
+        scenario: 'all',
+        mapping: [
+          { ui: uiString.INT_TIME_0, yaml: 0 },
+          { ui: uiString.INT_TIME_1, yaml: 1 },
+          { ui: uiString.INT_TIME_2, yaml: 2 },
+          { ui: uiString.INT_TIME_3, yaml: 3 }
+        ]
+      }
+    ]
+  },
+  {
+    keys: [/ch[0-7]\.smooth/],
+    rules: [
+      {
+        scenario: 'all',
+        mapping: [
+          { ui: uiString.SMOOTH_0, yaml: 0 },
+          { ui: uiString.SMOOTH_1, yaml: 1 },
+          { ui: uiString.SMOOTH_2, yaml: 2 },
+          { ui: uiString.SMOOTH_3, yaml: 3 }
+        ]
+      }
+    ]
+  },
+  {
+    keys: [/ch[0-7]\.temper_coeff/],
+    rules: [
+      {
+        scenario: 'all',
+        mapping: [
+          { ui: uiString.TEMP_COEFF_0, yaml: 0 },
+          { ui: uiString.TEMP_COEFF_1, yaml: 1 },
+          { ui: uiString.TEMP_COEFF_2, yaml: 2 },
+          { ui: uiString.TEMP_COEFF_3, yaml: 3 },
+          { ui: uiString.TEMP_COEFF_5, yaml: 5 },
+          { ui: uiString.TEMP_COEFF_7, yaml: 7 },
+          { ui: uiString.TEMP_COEFF_8, yaml: 8 },
+          { ui: uiString.TEMP_COEFF_9, yaml: 9 },
+          { ui: uiString.TEMP_COEFF_10, yaml: 10 },
+          { ui: uiString.TEMP_COEFF_11, yaml: 11 },
+          { ui: uiString.TEMP_COEFF_12, yaml: 12 },
+          { ui: uiString.TEMP_COEFF_13, yaml: 13 }
+        ]
+      }
+    ]
+  },
+  {
+    keys: [/ch[0-7]\.temper_unit/],
+    rules: [
+      {
+        scenario: 'all',
+        mapping: [
+          { ui: uiString.TEMP_UNIT_0, yaml: 0 },
+          { ui: uiString.TEMP_UNIT_1, yaml: 1 }
+        ]
+      }
+    ]
+  }
+];
+
+const converter = new ConfTextConverter(yamlUIMapping);
+
+const typeSelectionOfResistance = [
+  uiString.TYPE_4,
+  uiString.TYPE_5,
+  uiString.TYPE_6
+];
+const typeSelectionOfThermal = [
+  uiString.TYPE_7,
+  uiString.TYPE_8,
+  uiString.TYPE_9
+];
+
+const rangeSelectionOfResistance = [
+  uiString.Resistance_RANGE_1,
+  uiString.Resistance_RANGE_2,
+  uiString.Resistance_RANGE_3
+];
+
+const rangeSelectionOfThermal = [
+  uiString.Thermal_RANGE_0,
+  uiString.Thermal_RANGE_2,
+  uiString.Thermal_RANGE_3,
+  uiString.Thermal_RANGE_4,
+  uiString.Thermal_RANGE_5,
+  uiString.Thermal_RANGE_6,
+  uiString.Thermal_RANGE_11,
+  uiString.Thermal_RANGE_12,
+  uiString.Thermal_RANGE_15,
+  uiString.Thermal_RANGE_16,
+  uiString.Thermal_RANGE_18,
+  uiString.Thermal_RANGE_20,
+  uiString.Thermal_RANGE_22,
+  uiString.Thermal_RANGE_24,
+  uiString.Thermal_RANGE_26,
+  uiString.Thermal_RANGE_28
+];
+
+function decideTempCoeffSelection (range) {
+  let selection;
+  let defaultValue;
+
+  switch (range) {
+    case uiString.Thermal_RANGE_0:
+      selection = [uiString.TEMP_COEFF_0];
+      defaultValue = uiString.TEMP_COEFF_0;
+      break;
+    case uiString.Thermal_RANGE_2:
+    case uiString.Thermal_RANGE_4:
+      selection = [
+        uiString.TEMP_COEFF_0,
+        uiString.TEMP_COEFF_1,
+        uiString.TEMP_COEFF_2,
+        uiString.TEMP_COEFF_3,
+        uiString.TEMP_COEFF_5
+      ];
+      defaultValue = uiString.TEMP_COEFF_0;
+      break;
+    case uiString.Thermal_RANGE_3:
+      selection = [
+        uiString.TEMP_COEFF_7,
+        uiString.TEMP_COEFF_8,
+        uiString.TEMP_COEFF_9
+      ];
+      defaultValue = uiString.TEMP_COEFF_9;
+      break;
+    case uiString.Thermal_RANGE_5:
+    case uiString.Thermal_RANGE_11:
+      selection = [
+        uiString.TEMP_COEFF_0,
+        uiString.TEMP_COEFF_1,
+        uiString.TEMP_COEFF_2,
+        uiString.TEMP_COEFF_3
+      ];
+      defaultValue = uiString.TEMP_COEFF_0;
+      break;
+    case uiString.Thermal_RANGE_6:
+    case uiString.Thermal_RANGE_12:
+    case uiString.Thermal_RANGE_16:
+    case uiString.Thermal_RANGE_18:
+      selection = [
+        uiString.TEMP_COEFF_8,
+        uiString.TEMP_COEFF_9
+      ];
+      defaultValue = uiString.TEMP_COEFF_9;
+      break;
+    case uiString.Thermal_RANGE_15:
+      selection = [
+        uiString.TEMP_COEFF_11,
+        uiString.TEMP_COEFF_12,
+        uiString.TEMP_COEFF_13
+      ];
+      defaultValue = uiString.TEMP_COEFF_12;
+      break;
+    case uiString.Thermal_RANGE_20:
+    case uiString.Thermal_RANGE_22:
+      selection = [
+        uiString.TEMP_COEFF_0,
+        uiString.TEMP_COEFF_5
+      ];
+      defaultValue = uiString.TEMP_COEFF_5;
+      break;
+    case uiString.Thermal_RANGE_24:
+    case uiString.Thermal_RANGE_26:
+      selection = [
+        uiString.TEMP_COEFF_11,
+        uiString.TEMP_COEFF_13
+      ];
+      defaultValue = uiString.TEMP_COEFF_11;
+      break;
+
+    case uiString.Thermal_RANGE_28:
+      selection = [uiString.TEMP_COEFF_10];
+      defaultValue = uiString.TEMP_COEFF_10;
+      break;
+  }
+
+  return { selection, defaultValue };
+}
+
+export const channelConfigDefault = {
+  type: {
+    label: uiString.LABEL_TYPE,
+    selection: [
+      uiString.TYPE_0,
+      ...typeSelectionOfResistance,
+      ...typeSelectionOfThermal
+    ],
+    value: uiString.TYPE_7
+  },
+  range: {
+    label: uiString.LABEL_RANGE_THERMAL,
+    selection: rangeSelectionOfThermal,
+    value: uiString.Thermal_RANGE_0
+  },
+  temper_coeff: {
+    label: uiString.LABEL_TEMP_COEFF,
+    selection: [uiString.TEMP_COEFF_0],
+    value: uiString.TEMP_COEFF_0
+  },
+  temper_unit: {
+    label: uiString.LABEL_TEMP_UNIT,
+    selection: [
+      uiString.TEMP_UNIT_0,
+      uiString.TEMP_UNIT_1
+    ],
+    value: uiString.TEMP_UNIT_0
+  },
+  smooth: {
+    label: uiString.LABEL_SMOOTH,
+    selection: [
+      uiString.SMOOTH_0,
+      uiString.SMOOTH_1,
+      uiString.SMOOTH_2,
+      uiString.SMOOTH_3
+    ],
+    value: uiString.SMOOTH_1
+  },
+  overflow_alarm: {
+    label: uiString.LABEL_OVER_FLOW_ALARM,
+    value: true
+  },
+  underflow_alarm: {
+    label: uiString.LABEL_UNDER_FLOW_ALARM,
+    value: true
+  },
+  open_wire_alarm: {
+    label: uiString.LABEL_OPEN_WIRE_ALARM,
+    value: true
+  }
+};
+
+export function convertToUIFormat (config) {
+  const ret = {
+    mlfb: config.mlfb,
+    power_alarm: {
+      label: uiString.LABEL_POWER_ALARM,
+      value: config.power_alarm
+    },
+    integ_time: {
+      label: uiString.LABEL_INT_TIME,
+      selection: [
+        uiString.INT_TIME_0,
+        uiString.INT_TIME_1,
+        uiString.INT_TIME_2,
+        uiString.INT_TIME_3
+      ],
+      value: converter.yamlToUi('integ_time', config.integ_time)
+    },
+    channels: []
+  };
+
+  const channelNums = config.mlfb === '6ES7231-5PD32-0XB0' ? 4 : 8;
+
+  for (let i = 0; i < channelNums; i++) {
+    let rangeScenario = 'thermal';
+    if ([4, 5, 6].includes(config[`ch${i}`].type)) {
+      rangeScenario = 'resistance';
+    } else if (config[`ch${i}`].type === 0) {
+      rangeScenario = 'deactivated';
+    }
+    const chConfig = JSON.parse(JSON.stringify(channelConfigDefault));
+    chConfig.type.value = converter.yamlToUi(`ch${i}.type`, config[`ch${i}`].type);
+    chConfig.range.value = converter.yamlToUi(`ch${i}.range`, config[`ch${i}`].range, rangeScenario);
+    chConfig.temper_coeff.value = converter.yamlToUi(`ch${i}.temper_coeff`, config[`ch${i}`].temper_coeff);
+    chConfig.temper_unit.value = converter.yamlToUi(`ch${i}.temper_unit`, config[`ch${i}`].temper_unit);
+    chConfig.smooth.value = converter.yamlToUi(`ch${i}.smooth`, config[`ch${i}`].smooth);
+    chConfig.overflow_alarm.value = config[`ch${i}`].overflow_alarm;
+    chConfig.underflow_alarm.value = config[`ch${i}`].underflow_alarm;
+    chConfig.open_wire_alarm.value = config[`ch${i}`].open_wire_alarm;
+
+    if (typeSelectionOfResistance.includes(chConfig.type.value)) {
+      chConfig.range.label = uiString.LABEL_RANGE_RESISTOR;
+      chConfig.range.selection = rangeSelectionOfResistance;
+    } else if (typeSelectionOfThermal.includes(chConfig.type.value)) {
+      chConfig.range.label = uiString.LABEL_RANGE_THERMAL;
+      chConfig.range.selection = rangeSelectionOfThermal;
+      const newSelection = decideTempCoeffSelection(chConfig.range.value);
+      chConfig.temper_coeff.selection = newSelection.selection;
+    } else {
+      /* Do nothing */
+    }
+
+    ret.channels.push(chConfig);
+  }
+
+  return ret;
+};
+
+export function convertToDeviceFormat (config) {
+  const ret = {
+    description: 'TBD',
+    mlfb: config.mlfb,
+    power_alarm: config.power_alarm.value,
+    integ_time: converter.uiToYaml('integ_time', config.integ_time.value)
+  };
+
+  const channelNums = config.mlfb === '6ES7231-5PD32-0XB0' ? 4 : 8;
+
+  if (channelNums === 4) {
+    ret.description = uiString.DESC_MOD_4CH;
+  } else {
+    ret.description = uiString.DESC_MOD_8CH;
+  }
+
+  for (let i = 0; i < channelNums; i++) {
+    let rangeScenario = 'thermal';
+    if ([
+      uiString.TYPE_4,
+      uiString.TYPE_5,
+      uiString.TYPE_6
+    ].includes(config.channels[i].type.value)) {
+      rangeScenario = 'resistance';
+    } else if (config.channels[i].type.value === uiString.TYPE_0) {
+      rangeScenario = 'deactivated';
+    }
+
+    ret['ch' + i] = {
+      type: converter.uiToYaml(`ch${i}.type`, config.channels[i].type.value),
+      range: converter.uiToYaml(`ch${i}.range`, config.channels[i].range.value, rangeScenario),
+      temper_coeff: converter.uiToYaml(`ch${i}.temper_coeff`, config.channels[i].temper_coeff.value),
+      smooth: converter.uiToYaml(`ch${i}.smooth`, config.channels[i].smooth.value),
+      temper_unit: converter.uiToYaml(`ch${i}.temper_unit`, config.channels[i].temper_unit.value),
+      overflow_alarm: config.channels[i].overflow_alarm.value,
+      underflow_alarm: config.channels[i].underflow_alarm.value,
+      open_wire_alarm: config.channels[i].open_wire_alarm.value
+    };
+  }
+
+  return ret;
+};
+
+export default function SM1231_RTDConf ({ slotNum, configData, updateConfig, chTotal }) {
+  const postChangeChannelType = (event) => {
+    updateChannelRange(event);
+  };
+
+  const updateChannelRange = (event) => {
+    const chIndex = parseInt(event.target.name.slice(-1), 10);
+    const newType = configData.channels[chIndex].type.value;
+
+    if (typeSelectionOfResistance.includes(newType)) {
+      configData.channels[chIndex].range.label = uiString.LABEL_RANGE_RESISTOR;
+      configData.channels[chIndex].range.selection = rangeSelectionOfResistance;
+      if (!configData.channels[chIndex].range.selection.includes(configData.channels[chIndex].range.value)) {
+        configData.channels[chIndex].range.value = uiString.Resistance_RANGE_1;
+      }
+    } else if (typeSelectionOfThermal.includes(newType)) {
+      configData.channels[chIndex].range.label = uiString.LABEL_RANGE_THERMAL;
+      configData.channels[chIndex].range.selection = rangeSelectionOfThermal;
+      if (!configData.channels[chIndex].range.selection.includes(configData.channels[chIndex].range.value)) {
+        configData.channels[chIndex].range.value = uiString.Thermal_RANGE_0;
+        updateChannelTempCoeff(event);
+      }
+    } else {
+      /* Do nothing */
+    }
+  };
+
+  const updateChannelTempCoeff = (event) => {
+    const chIndex = parseInt(event.target.name.slice(-1), 10);
+    const newRange = configData.channels[chIndex].range.value;
+
+    if (!typeSelectionOfThermal.includes(configData.channels[chIndex].type.value)) {
+      return;
+    }
+
+    const newSelection = decideTempCoeffSelection(newRange);
+
+    configData.channels[chIndex].temper_coeff.selection = newSelection.selection;
+    if (!newSelection.selection.includes(configData.channels[chIndex].temper_coeff.value)) {
+      configData.channels[chIndex].temper_coeff.value = newSelection.defaultValue;
+    }
+  };
+
+  const updateSlotConfig = () => {
+    updateConfig(slotNum, configData);
+  };
+
+  return (
+    <Stack
+      direction="column"
+      justifyContent="flex-start"
+      alignItems="stretch"
+      spacing={2}
+    >
+      <ModuleInfo
+        description={chTotal === 4 ? uiString.DESC_MOD_4CH : uiString.DESC_MOD_8CH}
+        artNumber={configData.mlfb === '6ES7231-5PD32-0XB0' ? '6ES7 231-5PD32-0XB0' : '6ES7 231-5PF32-0XB0'}
+        fwVersion="NA"
+      />
+
+      <CheckConfig
+        id='power-alarm'
+        data={configData.power_alarm}
+        updateConfig={updateSlotConfig}
+      />
+
+      <SelectionConfig
+        id={'intime'}
+        data={configData.integ_time}
+        updateConfig={updateSlotConfig}
+      />
+
+      {range(0, chTotal).map((index) => (
+        <Paper elevation={3} key={'ch-' + index}>
+          <FormControl sx={{ m: 2 }} component="fieldset" variant="standard">
+            <ConfigGroupLabel label={'Channel ' + index} />
+            <FormGroup>
+              <Stack
+                direction="column"
+                justifyContent="flex-start"
+                alignItems="stretch"
+                spacing={2}
+              >
+
+                <SelectionConfig
+                  id={'type-ch' + index}
+                  data={configData.channels[index].type}
+                  updateConfig={updateSlotConfig}
+                  postChange={postChangeChannelType}
+                />
+
+                <SelectionConfig
+                  id={'range-ch' + index}
+                  data={configData.channels[index].range}
+                  updateConfig={updateSlotConfig}
+                  postChange={updateChannelTempCoeff}
+                  disabled={configData.channels[index].type.value === uiString.TYPE_0}
+                />
+
+                <SelectionConfig
+                  id={'temp-coeff-ch' + index}
+                  data={configData.channels[index].temper_coeff}
+                  updateConfig={updateSlotConfig}
+                  disabled={
+                    typeSelectionOfResistance.includes(configData.channels[index].type.value) ||
+                    configData.channels[index].type.value === uiString.TYPE_0
+                  }
+                />
+
+                <SelectionConfig
+                  id={'tempunit-ch' + index}
+                  data={configData.channels[index].temper_unit}
+                  updateConfig={updateSlotConfig}
+                  disabled={
+                    typeSelectionOfResistance.includes(configData.channels[index].type.value) ||
+                    configData.channels[index].type.value === uiString.TYPE_0
+                  }
+                />
+
+                <SelectionConfig
+                  id={'smooth-ch' + index}
+                  data={configData.channels[index].smooth}
+                  updateConfig={updateSlotConfig}
+                  disabled={configData.channels[index].type.value === uiString.TYPE_0}
+                />
+
+                <CheckConfig
+                  id={'openwire-alarm-ch' + index}
+                  data={configData.channels[index].open_wire_alarm}
+                  updateConfig={updateSlotConfig}
+                  disabled={configData.channels[index].type.value === uiString.TYPE_0}
+                />
+
+                <CheckConfig
+                  id={'overflow-alarm-ch' + index}
+                  data={configData.channels[index].overflow_alarm}
+                  updateConfig={updateSlotConfig}
+                  disabled={configData.channels[index].type.value === uiString.TYPE_0}
+                />
+
+                <CheckConfig
+                  id={'underflow-alarm-ch' + index}
+                  data={configData.channels[index].underflow_alarm}
+                  updateConfig={updateSlotConfig}
+                  disabled={
+                    typeSelectionOfResistance.includes(configData.channels[index].type.value) ||
+                    configData.channels[index].type.value === uiString.TYPE_0
+                  }
+                />
+
+              </Stack>
+            </FormGroup>
+          </FormControl>
+        </Paper>
+      ))
+      }
+    </Stack>
+  );
+}
diff --git a/recipes-app/iot2050-conf-webui/files/src/components/SlotInfo.js b/recipes-app/iot2050-conf-webui/files/src/components/SlotInfo.js
index 1f8051b36..2300c9ff8 100644
--- a/recipes-app/iot2050-conf-webui/files/src/components/SlotInfo.js
+++ b/recipes-app/iot2050-conf-webui/files/src/components/SlotInfo.js
@@ -6,6 +6,8 @@ import TextField from '@mui/material/TextField';
 import MenuItem from '@mui/material/MenuItem';
 import Typography from '@mui/material/Typography';
 import SM1223Conf, { SM1223ConfDefault } from '@/components/ExtendedModules/SM1223/SM1223Conf';
+import SM1231_4RTDConf, { SM1231_4RTDConfDefault } from '@/components/ExtendedModules/SM1231_RTD/SM1231_4RTDConf';
+import SM1231_8RTDConf, { SM1231_8RTDConfDefault } from '@/components/ExtendedModules/SM1231_RTD/SM1231_8RTDConf';
 
 function Mod ({ modType, slotNum, config, updateConfig }) {
   switch (modType) {
@@ -15,6 +17,18 @@ function Mod ({ modType, slotNum, config, updateConfig }) {
         configData={config}
         updateConfig={updateConfig}
       />;
+    case '6ES7231-5PD32-0XB0':
+      return <SM1231_4RTDConf
+        slotNum={slotNum}
+        configData={config}
+        updateConfig={updateConfig}
+      />;
+    case '6ES7231-5PF32-0XB0':
+      return <SM1231_8RTDConf
+        slotNum={slotNum}
+        configData={config}
+        updateConfig={updateConfig}
+      />;
     default:
       return <Typography>No module in this slot!!!</Typography>;
   }
@@ -26,6 +40,12 @@ export default function SlotInfo ({ slotNum, configData, updateSlot }) {
       case '6ES7223-1QH32-0XB0':
         updateSlot(slotNum, JSON.parse(JSON.stringify(SM1223ConfDefault)));
         break;
+      case '6ES7231-5PD32-0XB0':
+        updateSlot(slotNum, JSON.parse(JSON.stringify(SM1231_4RTDConfDefault)));
+        break;
+      case '6ES7231-5PF32-0XB0':
+        updateSlot(slotNum, JSON.parse(JSON.stringify(SM1231_8RTDConfDefault)));
+        break;
       default:
         updateSlot(slotNum, { mlfb: 'None' });
     }
@@ -34,6 +54,8 @@ export default function SlotInfo ({ slotNum, configData, updateSlot }) {
   const moduleTypes = [
     'None',
     '6ES7223-1QH32-0XB0', // SM1223
+    '6ES7231-5PD32-0XB0', // SM1231-4RTD
+    '6ES7231-5PF32-0XB0', // SM1231-8RTD
   ];
 
   return (
diff --git a/recipes-app/iot2050-conf-webui/files/src/lib/smConfig/smConfig.js b/recipes-app/iot2050-conf-webui/files/src/lib/smConfig/smConfig.js
index 6255a091f..8b18ff81e 100644
--- a/recipes-app/iot2050-conf-webui/files/src/lib/smConfig/smConfig.js
+++ b/recipes-app/iot2050-conf-webui/files/src/lib/smConfig/smConfig.js
@@ -2,6 +2,10 @@ import {
   convertToDeviceFormat as convertToDeviceFmtForSM1223,
   convertToUIFormat as convertToUIFmtForSM1223
 } from '@/components/ExtendedModules/SM1223/SM1223Conf';
+import {
+  convertToDeviceFormat as convertToDeviceFmtForSM1231RTD,
+  convertToUIFormat as convertToUIFmtForSM1231RTD
+} from '@/components/ExtendedModules/SM1231_RTD/SM1231_RTDConf';
 
 export function exportYamlConfig (configData) {
   const yamlConfig = {};
@@ -12,6 +16,10 @@ export function exportYamlConfig (configData) {
       case '6ES7223-1QH32-0XB0': // SM1223
         yamlConfig['slot' + slotIndex] = convertToDeviceFmtForSM1223(confSlot);
         break;
+      case '6ES7231-5PD32-0XB0': // SM1231-4RTD
+      case '6ES7231-5PF32-0XB0': // SM1231-8RTD
+        yamlConfig['slot' + slotIndex] = convertToDeviceFmtForSM1231RTD(confSlot);
+        break;
       case 'None':
       default:
         yamlConfig['slot' + slotIndex] = {
@@ -41,6 +49,10 @@ export function importYamlConfig (configData) {
       case '6ES7223-1QH32-0XB0': // SM1223
         uiConfig.config[i - 1] = convertToUIFmtForSM1223(configData['slot' + i]);
         break;
+      case '6ES7231-5PD32-0XB0': // SM1231-4RTD
+      case '6ES7231-5PF32-0XB0': // SM1231-8RTD
+        uiConfig.config[i - 1] = convertToUIFmtForSM1231RTD(configData['slot' + i]);
+        break;
       case 'None':
       default:
         break;
diff --git a/recipes-app/iot2050-conf-webui/files/src/lib/uiString/SM1231_RTD.json b/recipes-app/iot2050-conf-webui/files/src/lib/uiString/SM1231_RTD.json
new file mode 100644
index 000000000..92b324e66
--- /dev/null
+++ b/recipes-app/iot2050-conf-webui/files/src/lib/uiString/SM1231_RTD.json
@@ -0,0 +1,63 @@
+{
+  "DESC_MOD_4CH": "Analog input module AI4 x RTD",
+  "DESC_MOD_8CH": "Analog input module AI8 x RTD",
+  "LABEL_POWER_ALARM": "Enable module 24V DC power supply diagnostics",
+  "LABEL_TYPE": "Measurement type:",
+  "LABEL_RANGE_THERMAL": "Thermal resistor:",
+  "LABEL_RANGE_RESISTOR": "Resistance:",
+  "LABEL_TEMP_COEFF": "Temperature coefficient:",
+  "LABEL_INT_TIME": "Set integration time for noise reduction:",
+  "LABEL_SMOOTH": "Smoothing:",
+  "LABEL_TEMP_UNIT": "Temperature scale:",
+  "LABEL_OPEN_WIRE_ALARM": "Enable broken wire diagnostics",
+  "LABEL_OVER_FLOW_ALARM": "Enable overflow diagnostics",
+  "LABEL_UNDER_FLOW_ALARM": "Enable underflow diagnostics",
+  "TYPE_0": "Deactivated",
+  "TYPE_4": "Resistor (4-wire)",
+  "TYPE_5": "Resistor (3-wire)",
+  "TYPE_6": "Resistor (2-wire)",
+  "TYPE_7": "Thermal resistor (4-wire)",
+  "TYPE_8": "Thermal resistor (3-wire)",
+  "TYPE_9": "Thermal resistor (2-wire)",
+  "Resistance_RANGE_1": "150 ohms",
+  "Resistance_RANGE_2": "300 ohms",
+  "Resistance_RANGE_3": "600 ohms",
+  "Thermal_RANGE_0": "Pt 100 climatic range",
+  "Thermal_RANGE_2": "Pt 100 standard range",
+  "Thermal_RANGE_3": "Ni 100 standard range",
+  "Thermal_RANGE_4": "Pt 500 standard range",
+  "Thermal_RANGE_5": "Pt 1000 standard range",
+  "Thermal_RANGE_6": "Ni 1000 standard range",
+  "Thermal_RANGE_11": "Pt 200 standard range",
+  "Thermal_RANGE_12": "Ni 120 standard range",
+  "Thermal_RANGE_15": "Cu 10 standard range",
+  "Thermal_RANGE_16": "Ni 200 standard range",
+  "Thermal_RANGE_18": "Ni 500 standard range",
+  "Thermal_RANGE_20": "Pt 10 standard range",
+  "Thermal_RANGE_22": "Pt 50 standard range",
+  "Thermal_RANGE_24": "Cu 50 standard range",
+  "Thermal_RANGE_26": "Cu 100 standard range",
+  "Thermal_RANGE_28": "LG-Ni 1000 standard range",
+  "TEMP_COEFF_0": "Pt 0.00385055 ohms/ohms/℃ (DIN EN 60751)",
+  "TEMP_COEFF_1": "Pt 0.003916 ohms/ohms/℃ (USA, NBS)",
+  "TEMP_COEFF_2": "Pt 0.003902 ohms/ohms/℃",
+  "TEMP_COEFF_3": "Pt 0.003920 ohms/ohms/℃",
+  "TEMP_COEFF_5": "Pt 0.003910 ohms/ohms/℃ (GOST 6651, Russia 1994)",
+  "TEMP_COEFF_7": "Ni 0.006170 ohms/ohms/℃ (GOST 6651, Russia 1994)",
+  "TEMP_COEFF_8": "Ni 0.006180 ohms/ohms/℃",
+  "TEMP_COEFF_9": "Ni 0.006720 ohms/ohms/℃",
+  "TEMP_COEFF_10": "LG Ni 0.0050000 ohms/ohms/℃ (L&S)",
+  "TEMP_COEFF_11": "Cu 0.00426 ohms/ohms/℃ (GOST 6651, Russia 1994)",
+  "TEMP_COEFF_12": "Cu 0.00427 ohms/ohms/℃",
+  "TEMP_COEFF_13": "Cu 0.00428 ohms/ohms/℃ (GOST 6651, Russia 1994)",
+  "INT_TIME_0": "400 Hz (2.5ms)",
+  "INT_TIME_1": "60 Hz (16.6ms)",
+  "INT_TIME_2": "50 Hz (20ms)",
+  "INT_TIME_3": "10 Hz (100ms)",
+  "SMOOTH_0": "None (1 cycle)",
+  "SMOOTH_1": "Weak (4 cycles)",
+  "SMOOTH_2": "Medium (16 cycles)",
+  "SMOOTH_3": "Strong (32 cycles)",
+  "TEMP_UNIT_0": "Celsius",
+  "TEMP_UNIT_1": "Fahrenheit"
+}
\ No newline at end of file