P0973KJ Foxboro Termination Assembly

P0973KJ Foxboro I/A Series Termination Assembly Fieldbus Module Interface

P0973KJ Foxboro I/A Series Termination Assembly Fieldbus Module Interface

Availability: 10 left in stock

Foxboro P0973KJ I/A Series Termination Assembly The Foxboro P0973KJ, also cataloged as the P0973KJ Termination Assembly, operates as a dedicated...

SKU: P0973KJ

Manufacturer: Foxboro
Product No.: P0973KJ
Product Type: Termination Assemblies
Product Origin: USA
Payment:T/T, Western Union
Weight: 600g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Foxboro P0973KJ I/A Series Termination Assembly

The Foxboro P0973KJ, also cataloged as the P0973KJ Termination Assembly, operates as a dedicated hardware component for field signal termination and isolation execution within Foxboro I/A Series DCS networks. The module interfaces field instrument wiring directly to Fieldbus Modules (FBMs), routing up to 24 channels of analog (4-20 mA, RTD, thermocouple) and discrete signals. By employing removable terminal blocks and internal galvanic isolation, the unit protects central logic cards against field-side electrical surges and ground loops while providing physical signal pass-through.

Hardware Specifications

Parameter	Specification
Model	P0973KJ
Brand	Foxboro
Origin	USA
Weight	Standard Field Assembly Weight
Dimensions	Standard DIN-Rail/Panel Mount Footprint
Operating Temp	-20 to +70 deg C
Power Consumption	Passive (Driven by FBM Baseplate)
Channel Capacity	Up to 24 Channels
Signal Types	4-20 mA, RTD, Thermocouple, Discrete Input/Output
Field Connection	Removable Terminal Blocks (Spring Clamp / Screw Type)
Wiring Capacity	18 to 22 AWG Copper Conductors
Isolation	Galvanic Isolation (Field Wiring to System Logic)
Mounting	DIN Rail or Panel Baseplate
Enclosure Protection	IP20

Process Control & Field Interface Dynamics

Engineered for fieldbus-level process control architectures, the assembly integrates cold junction compensation pathways and channel-to-channel isolation barriers essential for 4-20 mA HART loop protocol communications. The passive backplane routing prevents signal attenuation across high-density field wiring networks. Integrated galvanic isolation suppresses common-mode interference, protecting downstream analog and discrete FBM processing modules from high-voltage field spikes during continuous scanning cycles.

Frequently Asked Questions

Q: Can the field terminal blocks be removed without disconnecting the individual signal wires?

A: Yes. The assembly uses removable compression terminal blocks that allow maintenance personnel to swap FBM hardware or field wiring assemblies without disturbing individual wire terminations.

Q: What wire gauge range does the terminal block hardware accept?

A: The terminal blocks accept 18 AWG to 22 AWG solid or stranded copper conductors for standard field instrument wiring.

Q: Does the assembly require external DC power inputs to operate?

A: No. The termination assembly operates as a passive interface structure, drawing logic power and loop power directly from the connected FBM baseplate and field loop circuits.

Field Installation Guidelines

Mount the assembly vertically onto a standard DIN rail or panel baseplate within an IP54 or better protective enclosure. Ensure mechanical mounting latches seat firmly to prevent movement under industrial vibration conditions. Strip field conductor insulation to the manufacturer-specified length (typically 7 mm) before inserting cables into the spring clamp or screw terminals.

Establish a single-point shield ground connection for shielded twisted-pair cables at the designated cabinet ground bar, isolating the shield at the field instrument end to prevent ground loops. Verify that total wire runs observe standard 4-20 mA loop impedance limits. Maintain physical separation between low-voltage signal wiring and high-voltage AC power lines within cabinet wire ducts to prevent inductive noise coupling.

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Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

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Maintenance Manager, USA

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