Allen-Bradley 1771-WHFB Field Wiring Arm

Allen-Bradley

Allen-Bradley 1771-WHFB Field Wiring Arm

Product Model:1771-WHFB

Product Parameters:Field Wiring Arm

Brand:Allen-Bradley

Max Number of I/O: 16 I/O

Number of Terminals: 21 Terminals

Max Fuse Size: 1.5 Amperes

Contact Plating: Tin

Screw Torque: 7-9 lb*in

Required External Power: None

Typical AC Signal Delay (Off): 29 (+/- 8) ms

Typical DC Signal Delay (Off): 30 (+/- 7) ms

The Allen‑Bradley 1771-WHFB Field Wiring Arm is a fused field wiring accessory for the 1771 I/O family used in 

PLC‑5 automation systems, providing a structured terminal interface between field wiring and 1771 I/O modules 

while incorporating individual fuse protection for each output circuit. Designed to simplify installation and maintenance, 

it allows field connections to remain intact when modules are replaced and enables easy fuse replacement without 

removing the arm from the chassis, improving wiring organization, safety, and protection against electrical faults in 

industrial control applications.

12-Month Warranty: All products come with a one-year warranty.

Shipping Costs: Calculated based on weight, courier, and destination.

Shipping Methods: We ship via DHL, FedEx, TNT, UPS, EMS, or as requested.

Secure Packaging: Each item is checked to ensure packaging integrity before shipment.

Customer Support: Contact us anytime for inquiries or more information.

Bently Nevada, ABB, Allen-Bradley Rockwell, ICS, Triconex, Honeywell, Foxboro, GE, Siemens, Moore, Emerson, 

Ovation, Westinghouse, Epro, Yokogawa, Yaskawa, Schneider Modicon, Quantum, HIMA, B&R, Woodward, Woodhead, 

Prosoft, Bachmann, ENTEK

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