3. Product Specification Manual

3.1 Basic Information

• Brand: Foxboro (Schneider EcoStruxure Foxboro)

• Model: P0916RA

• Matching FBM Module: FBM201 16-channel Thermocouple & RTD Temperature Input Module

• Product Category: Low-Level Temperature Signal Termination Assembly

• Wiring Type: Compression screw terminal

• Supported Signals: Multi-type thermocouple (K/S/T/J/E/N), 2/3/4-wire RTD Pt100/Pt1000

• Built-in Function: Onboard cold junction compensation for thermocouple channels

• Connection Port: 37-pin male D-subminiature connector

• Matching Cable: Standard Type 4 termination cable, maximum transmission distance 30m

3.2 Electrical Specifications

1. Temperature Signal Acquisition Performance

   Thermocouple input range: -10mV ~ +100mV low-level millivolt signal

   RTD measurement: 2/3/4-wire Pt100, excitation current 0.2mA per channel

   Onboard high-precision CJC sensor, compensation accuracy ±0.5°C

2. Isolation & Anti-Interference

   Whole-group galvanic isolation, isolation withstand voltage 600V AC 1min

   Independent RC low-pass filter for each channel to eliminate power frequency 50/60Hz noise

   TVS transient surge protection to block field electrostatic and switching spikes

3. Terminal Layout: Double-layer compression screw terminals, independent dedicated terminals for TC positive/negative, RTD lead wires and shared auxiliary power

4. Auxiliary Power Supply: 24VDC ±10% cabinet standard auxiliary power for CJC and signal conditioning circuits

3.3 Mechanical & Environmental Parameters

1. Housing Material: UL94-V0 flame-retardant PA polyamide industrial plastic, dust-proof, anti-weak corrosion

2. Wiring Mode: Compression screw fastening wiring, anti-loosening under long-term mechanical vibration

3. Installation Standard: Vertical 35mm DIN rail snap mounting for Foxboro standard closed control cabinet

4. Operating Temperature: -20°C ~ +70°C

5. Storage & Transportation Temperature: -40°C ~ +85°C

6. Environmental Grade: Comply with ISA S71.04 G3 harsh industrial environment (heavy dust, strong EMI interference)

7. Protection Class: IP20, only for indoor cabinet installation

8. Net Weight: Approximately 455g

3.4 Installation & Operation Guidelines

1. Pre-installation Inspection

   Confirm model matches FBM201 temperature input module; inspect housing without cracks, intact compression terminals and undamaged D-sub pins without bending or oxidation. Cut off cabinet 24VDC auxiliary power before all wiring operations.

2. Wiring Procedures

   • Connect thermocouple compensation wires / RTD sensor cables to corresponding dedicated compression screw terminals, strictly follow polarity and lead sequence;

   • Avoid mixing thermocouple and RTD wiring on the same channel;

   • Tighten all terminal screws evenly with standard screwdriver to prevent weak contact and temperature reading drift;

   • Link Type 4 37-pin termination cable between P0916RA D-sub port and FBM201 baseplate interface.

3. Power-on Debugging

   Restore cabinet auxiliary power, launch Foxboro Evo DCS configuration software; enter FBM201 module diagnosis page to select sensor type (TC/RTD) for each channel, verify stable temperature readings, calibrate cold junction compensation offset if deviation exists. Adjust filter time to eliminate power frequency noise jitter.

4. Routine Maintenance

   Clean terminal dust and oxide deposits every 3 months; re-tighten compression screws in high-vibration workshop environments; replace P0916RA immediately if persistent temperature reading drift, channel open/short alarm or internal CJC circuit failure occurs.

5. Safety Precautions

   Live wiring and hot plug/unplug of D-sub connectors are strictly prohibited; do not access high voltage signals exceeding 30V DC to avoid burning weak-signal conditioning circuits; this product cannot be installed in open-air, humid, flammable and explosive hazardous atmospheres.

3.5 System Compatibility

4. Application Fields

1. Petrochemical & Natural Gas Industry

   High-precision temperature monitoring of reactors, distillation towers, pipelines and storage tanks: thermocouple high-temperature furnace signal and RTD medium temperature signal centralized acquisition.

2. Thermal, Hydropower & Energy Storage Power Stations

   Boiler furnace, superheater, turbine pipeline temperature measurement: multi-point thermocouple and Pt100 RTD signal collection for unit over-temperature protection and combustion closed-loop control.

3. Metallurgy & Mining Automation

   Blast furnace, heating furnace, continuous casting line high-temperature thermocouple monitoring and cooling water pipeline RTD temperature signal acquisition.

4. Pharmaceutical & Food Automated Production

   GMP-standard reaction tanks, sterilization ovens, drying equipment precise temperature measurement via RTD and low-temperature thermocouple sensors.

5. Pulp & Paper Manufacturing

   Digester, drying oven, pulp pipeline multi-point temperature signal collection for papermaking continuous production line temperature closed-loop regulation.

6. Industrial Heating & Large Central Air Conditioning

   Heating station heat exchanger, HVAC chilled/hot water pipeline Pt100 RTD temperature centralized monitoring.

7. New Energy Battery Production

   Battery drying oven, formation process multi-point thermocouple/RTD temperature monitoring for safe temperature interlock control.

Technical Note

Content Confirmation

1. Determined content: Compression screw terminal design, matched FBM201 16-channel TC/RTD temperature input module, built-in cold junction compensation, dedicated low-level weak temperature signal processing, 37-pin D-sub interface, DIN rail installation, strong power frequency noise suppression, universal industrial multi-point temperature monitoring application scenarios.

2. Content requiring further verification: Ultra-long distance temperature signal cable attenuation parameters, explosion-proof matched accessories for hazardous areas, customer customized cabinet wiring layout drawings.