Allen Bradley 1747-KE SLC 500 DH‑485 / RS‑232C Interface Module

FAQ

Q1: What is the purpose of the 1747‑KE module?
It serves as a communications interface between an Allen‑Bradley SLC 500 controller and external devices using DH‑485 or DF1 protocols.

Q2: What communication protocols are supported?
The module supports DH‑485 and DF1 with configurable RS‑232, RS‑422, or RS‑485 interfaces.

Q3: How many communication ports does it have?
It includes three ports: one DH‑485, one DF1, and one configuration port.

Q4: What transmission speeds are available?
It operates from 300 up to 19 200 bits per second.

Q5: What is the operating temperature range?
The module is rated to operate between 0 °C and 60 °C (32 °F to 140 °F).

Q6: What isolation does it provide?
Port isolation is 500 V DC between the backplane and the configuration/DF1 ports.

Q7: What are the physical size and weight?
Its dimensions are approximately 5.72 × 1.37 × 5.15 in and it weighs around 0.17 kg.

Q8: Is the 1747‑KE currently produced by Rockwell Automation?
No — it is a discontinued legacy module from the SLC 500 series.

1747-KE Allen Bradley

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