Allen-Bradley 1785-LT Relay Output Module
| Brand | Allen-Bradley |
| Module Number | 1785-LT |
| Unit Price | $500 |
| Country Of Origin | USA |
| Weight | 0.5kg |
| Certificate |
C/O from the Chamber of Commerce C/Q from the Manufacturer |
| Warranty | 12 Months |
| Inventory Qty | 3 |
Allen-Bradley 1785-LT is a DH+ (Data Highway Plus) local communication module for PLC-5 control systems, providing the physical layer connection between the processor and the industrial network.
Allen-Bradley 1785-LT Key parameters
|
Parameter |
Specification |
|
Module Type |
DH+ Local Link Adapter |
|
Network Protocol |
Data Highway Plus (DH+) |
|
Data Transfer Rate |
57.6 / 115.2 / 230.4 kbps (auto-negotiate) |
|
Maximum Nodes |
99 nodes per channel |
|
Cable Distance |
10,000 ft (3048 m) with repeaters |
|
Connector Type |
3-pin Phoenix removable screw terminal |
|
Isolation Voltage |
1500V AC channel-to-backplane |
Beneficiary's Bank: CITIBANK N.A.
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Beneficiary: Vogi International Trading Co., Limited
Account No.: 395714900
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Swift Code:CITIHKHX (CITIHKHXXXX * If 11 characters are required)
Payment Term：T/T
Allen-Bradley 1785-LT Key Features
Dual-Channel Redundant Architecture
The Allen-Bradley 1785-LT provides dual independent communication ports (A/B) and supports automatic ring topology healing, ensuring 99.995% availability of PLC control links in automotive production lines.
Adaptive Baud Rate Technology
Adapts to network speeds (57.6kbps to 230.4kbps) without manual configuration, significantly simplifying the deployment of the Allen-Bradley 1785-LT in international factories.
Strong Noise Immunity
IEC 61000-4-4 Level 4 Electrical Fast Transient (EFTS) immunity certification ensures data integrity in inverter-intensive environments.
Allen-Bradley 1785-LT Application examples
An automotive welding line in Michigan, USA.
Forty-seven PLC-5 systems at the Ford Rouge plant utilize an Allen-Bradley 1785-LT to form a DH+ ring network, achieving synchronized control of welding gun movements within 500ms.
Oil storage and transportation base in Rotterdam, the Netherlands.
The Vopak crude oil tank farm uses a 1785-LT relay network to transmit liquid level data, with an average annual single-link failure time of less than 15 minutes.
