Allen-Bradley 1771-WH PLC-5 Wiring Arm
$123.00
$320.00
Description
Allen-Bradley 1771-WH PLC-5 Wiring Arm
The Allen-Bradley 1771-WH, also cataloged as the 1771-WH Wiring Arm, operates as a dedicated hardware component for field wiring termination and module replacement interface within PLC-5 and 1771 I/O module systems. The removable terminal block design maintains external wiring connections during I/O module service operations.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1771-WH |
| Brand | Allen-Bradley |
| Origin | United States |
| Weight | 0.2 lbs |
| Product Type | Wiring Arms |
| Module Type | Removable wiring arm accessory |
| Terminal Style | Screw-clamp terminals |
| Number of Terminals | Typically 32 terminals depending on module type |
| Wire Size | 14-22 AWG solid or stranded |
| Mounting | Direct plug-in to 1771 module front |
| Compatibility | Selected 1771 digital and analog I/O modules |
| Enclosure Type | Open style |
PLC-5 I/O Hardware Interface Characteristics
The 1771-WH provides a mechanical and electrical termination interface between external field wiring and compatible 1771 I/O modules. The plug-in terminal block structure allows field conductors to remain connected while an I/O module is removed or replaced.
The wiring arm supports PLC-5 I/O density scaling by simplifying terminal access across digital and analog module configurations. The screw-clamp terminal design provides direct conductor termination without additional external interface hardware.
The component operates as a passive connection accessory and requires no external power source. Proper module compatibility verification is required before installation to ensure correct terminal assignment and signal routing.
Frequently Asked Questions
Q: Does the 1771-WH require external power?
A: No. The 1771-WH is a passive wiring accessory and does not require electrical power.
Q: What is the function of the removable terminal block design?
A: The removable terminal block allows field wiring to remain connected during compatible I/O module removal or replacement procedures.
Q: Which type of wiring connections are supported by the 1771-WH?
A: The wiring arm uses screw-clamp terminals for field conductor connections.
Field Installation Guidelines
Install the 1771-WH directly onto the front connection interface of a compatible 1771 I/O module. Verify terminal assignments and module wiring requirements before connecting field conductors.
Route field wiring according to industrial cabinet installation practices. Maintain separation between signal wiring and high-current power conductors to reduce electrical interference.
Tighten terminal screws according to applicable hardware requirements and inspect conductor seating before system operation. Confirm that the wiring arm is fully engaged with the module interface before energizing connected I/O circuits.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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