Allen Bradley 1734-485ASC Industrial Serial Communication Interface Module

FAQ

Q1: What type of product is the 1734‑485ASC?
It is a POINT I/O serial communication module that provides RS‑485 connectivity for ASCII and Modbus RTU networks.

Q2: What communication interfaces does this module support?
It supports a differential full‑duplex RS‑485 serial port, enabling ASCII and Modbus RTU communication.

Q3: What supply voltage does the 1734‑485ASC require?
It operates from a nominal 24 V DC supply within a range of 10–28.8 V DC.

Q4: What baud rates are supported?
The module supports common RS‑485 baud rates from 1200 up to 115.2 kbps, depending on network design.

Q5: How many nodes can be connected on the RS‑485 bus?
Up to 32 RS‑485 devices can be connected on the same differential bus (subject to termination and network topology).

Q6: What environmental conditions can it operate in?
It is designed for industrial environments between −20 °C and +55 °C with up to 95 % non‑condensing humidity.

Q7: What indicators are available on the module?
It includes LEDs for module status, transmit/receive activity, and error indication.

Q8: What are the module’s physical dimensions and weight?
The module measures approximately 56 mm × 12 mm × 75.5 mm and weighs about 32 g.

1734-485ASC Allen Bradley

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