3. Product Specification Manual

3.1 Basic Information

• Part Number: P0914XN

• Corresponding FBM Model: FBM213

• Brand: Foxboro (Schneider Electric)

• Applicable System: I/A Series DCS Distributed Control System

• Core Function: Multi-channel RTD resistance temperature signal acquisition & digital conversion

• Input Power: 24VDC (21.6V ~ 25.2V)

• Max Power Consumption: 2.8W

• Protection Class: IP20

• Housing Material: Die-cast aluminum alloy

• Compatible Backplane Series: P0914WP, P0914XA, P0914XB, P0914XG

3.2 Signal Acquisition Performance

• Input Channels: 8 independent differential RTD channels

• Supported RTD Types: Pt100, Pt1000, Cu50, Ni120 standard resistance temperature sensors

• Measurement Range: -200℃ ~ +850℃

• Measurement Precision: ±0.02% full span at 25℃; temperature reading error ≤ ±0.1℃

• Channel Isolation Voltage: 1500V DC between each channel and backplane bus

• Excitation Current: Constant low-current excitation to reduce self-heating error of RTD probes

• Sampling Mode: Synchronous high-speed sampling for all 8 channels

3.3 Redundancy & Maintenance Features

• Hot Swap Support: Plug/unplug online without cutting off cabinet power

• Redundancy Configuration: Support dual-module hot standby redundant setup for key process loops

• On-board Diagnosis: Real-time detection of open circuit, short circuit, over-range, probe damage; LED status prompt

• Bus Communication: High-speed internal differential backplane bus, seamless data interaction with main controller

3.4 Environmental Technical Index

• Operating Temperature: 0℃ ~ +60℃

• Storage Temperature: -40℃ ~ +85℃

• Ambient Resistance: G3 dust-proof, complies with IEC industrial EMI anti-interference standards

• Vibration Resistance: Meet IEC60068 industrial anti-vibration test specifications

3.5 Built-in Safety Protection

1. Independent channel overvoltage & short-circuit automatic protection

2. Reverse power connection prevention circuit

3. Built-in RTD linear correction algorithm for accurate temperature conversion

4. Real-time data parity check to prevent abnormal temperature data uploading

3.6 Step-by-Step Installation Instructions

1. Vertically insert P0914XN module into dedicated slot of P0914 series backplane inside standard 19-inch control cabinet;

2. Access 24VDC regulated DC power supply and strictly distinguish positive & negative polarities;

3. Wire 2-wire/3-wire/4-wire RTD temperature probes to matched TA termination assembly, follow polarity marking;

4. Tighten all wiring terminals to avoid loose contact causing temperature signal drift;

5. Power on the control cabinet, launch I/A Series configuration software and select corresponding RTD type for each channel;

6. Check front panel LEDs: steady green = normal temperature collection, flashing red = channel fault or probe failure.

4. Application Fields

1. Petrochemical, oil refining & natural gas plants (reactor, pipeline, distillation tower temperature monitoring)

2. Fine chemical, pharmaceutical and chemical raw material production workshops

3. Thermal power boilers, turbine units, waste incineration power stations

4. Steel smelting, non-ferrous metal furnace and heat treatment production lines

5. Cement rotary kiln, building material calcination and mineral processing industry

6. Pulp, papermaking, textile drying and food baking processing plants

7. Municipal sewage treatment, environmental protection flue gas heat monitoring

8. Industrial park heating stations, HVAC heat exchange automatic control systems

Information Distinction Note

• Confirmed fixed facts: P0914XN=FBM213, 8-channel isolated RTD input module, compatible with full P0914 backplane series, supporting hot swap & redundancy, 1500V channel isolation.

• Unverified content: Specific original factory calibration parameters, ATEX explosion-proof certification grade, customized special RTD signal expansion functions, which need official Foxboro manual verification.