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The 1771-WI wiring arm is an Allen-Bradley/Rockwell Automation wiring arm from the PLC 5 series. It comes with 8 I/O and 18 terminals. The 1771-WI wiring arm is conformally coated and it is often used in thermocouple applications. This wiring arm does not need an external power supply to operate. The 1771-WI wiring arm supports a screw torque rating of 7 to 9 pounds on an inch during operation.
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| Manufacturer | Allen Bradley |
|---|---|
| Category | PLCs |
| Product Line | PLC 5 |
| Part Number | 1771-WI |
| GTIN | 10662468206201 |
| Weight | 0.31 lbs (0.14 kg) |
| Module Type | Wiring Arm |
| Max Number of I/O | 8 I/O |
| Number of Terminals | 18 Terminals |
| Max Fuse Size | N/A |
| Contact Plating | Gold |
| Screw Torque | 7-9 lb*in |
| Typical Application | Thermocouple |
| Coating | Conformal Coat |
| Required External Power | None |
| Typical AC Signal Delay (Off) | 29 (+/- 8) ms |
| Typical DC Signal Delay (Off) | 30 (+/- 7) ms |
| Wiring Arm | 1771-WN |
The 1771-WI PLC 5 Thermocouple Wiring Arm by Allen-Bradley is a hardware component shipped with the high-resolution thermocouple/millivolt I/O modules and is installed on the bottom of the 1771 I/O chassis. The 1771-WI PLC provides easy and convenient linkage between chassis wiring and the High-Resolution Thermocouple I/O modules. It has a maximum I/O connection capacity of 8 I/O modules and it has 18 terminals which provide connection points for input or outputs for the modules connected to it. The 1771-WI uses a 14-gauge stranded wire size with 3/64 inches thick insulation as base conductors and it has a gold conformal coating. The wiring arm is not fused and is used in high-resolution thermocouple/mV applications. It has a maximum field arm screw torque of 7 by 9 pounds-inches and it weighs approximately 0.1kg (0.3lb).
| Revision Part # | Also known as | |
|---|---|---|
| 1771-WI Ser A | 1771-WI/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||
Allen Bradley PLC 5 Wiring Arm, 8 I/O, 18 Terminals, 7-9 lb*in Screw Torque, Gold Contact Plating