Allen-Bradley/Rockwell Automation 1771-WC field wiring arm

The Allen-Bradley 1771-WC is a PLC-5 wiring arm for TTL low current I/O modules. It uses a thermoplastic material and has 8 I/O points and 10 terminals available. Note that these terminals are all gold-plated. This wiring arm primarily helps in ensuring the connection's integrity and it provides an easy and flexible interconnection between the Allen-Bradley I/O modules specifically 1771 modules and plant wiring. Wires such as the AWG 14 can be spade-lugged or directly clamped to this wiring arm. Note that the 1771-WC wiring arm has a conformal coating and does not require an external power source. It weighs 0.1 kg or 0.1 lbs and measures 4.5 x 12.4 x 6.3 inches.

Technical specifications for 1771-WC

ManufacturerRockwell Automation

BrandAllen-Bradley

Part Number/Catalog No.1771-WC

Module TypeWiring Arm

Max Number of I/O8 I/O

Number of Terminals10 Terminals

Max Fuse SizeN/A

Contact PlatingGold

Screw Torque7-9 lb*in

Typical ApplicationTTL, Low Current

Weight0.1 lbs (0.1 kg)

CoatingConformal Coat

Required External PowerNone

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

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

Wiring Arm1771-WN

Dimensions4.5 x 12.4 x 6.3 in (115 x 317 x 160 mm)