Features:
- Eight input paths support voltage or thermocouple measurement, with four-channel operation for Pt100 and Ni100 sensors.
- Parameterized integration converts field signals into 12-bit signed values before PROFIBUS DP transfer.
- Wire-break, overrange and selected limit alarms separate sensor faults from valid process measurements.
TB8 provides the screw or spring-loaded terminal boundary used for the permanent sensor wiring.
Resistance sensors can use two-wire or four-wire connections, while thermocouple ranges apply their configured characteristic linearization.
The electronic block is isolated from the PROFIBUS interface, but the analog inputs are not isolated from one another.
The Siemens 6ES7134-0KH01-0XB0 SIMATIC ET 200B Analog Input Electronic Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Siemens 6ES7134-0KH01-0XB0 SIMATIC ET 200B Analog Input Module Manuals,Datasheets,Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Matching channels to field sensors
- Voltage paths: All eight inputs can be configured for the documented voltage ranges and use the assigned channel terminals.
- Thermocouples: Eight thermocouple channels support the listed types with selectable linearization.
- RTD circuits: Pt100 and Ni100 measurement uses four channels because the resistance paths need additional conductors.
- Wiring choice: Resistance sensors can be connected in the supported two-wire or four-wire arrangement through TB8.
How a field value becomes DP data
- Integration: Each channel integrates the input over the selected interval before conversion.
- Signed result: The converted value is represented as a 12-bit two's-complement measurement including sign.
- Noise rejection: The chosen integration interval determines which interference frequency is suppressed.
- Update time: Wire-break monitoring adds its documented time to the channel conversion path when enabled.
Separating range errors from wiring faults
- Overrange report: A value beyond the configured measuring range generates the supported diagnostic condition.
- Wire-break check: Supported sensor modes can report an interrupted transmitter cable when monitoring is parameterized.
- Limit alarm: Channels 0 and 2 can issue parameterized limit-value alarms for configured thresholds.
- Front indication: RUN and red BF LEDs separate local operating state from a PROFIBUS bus fault.
Electrical and mechanical boundaries
- Terminal block: The electronic block requires TB8, which remains the permanent field-wiring interface.
- Shielded cable: Sensor cables are limited to the documented 100 m maximum and require the specified shielding practice.
- Potential relationship: PROFIBUS is isolated from the electronics, while the analog input channels share the stated potential limits.
- Enclosure rating: IP20 protection requires installation inside equipment that provides the needed environmental enclosure.