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RS485-IM2

Configurable module for reading heat meters in L2C standard with RS485 and RS232 transmission. Data reading from two heat meters equipped with L2C communication modules or other devices with L2C transmission standard (e.g. NP-4) via RS485, RS232 transmission lines and Modbus RTU protocol.

558,25  (net)
686,65  (gross)

Product fit

Telemetry of energy utilities

A modern surveillance system

Instrumentation and Electrical Engineering

Product description

Configurable module for reading heat meters in L2C standard with RS485 and RS232 transmission. Data reading from two heat meters equipped with L2C communication modules or other devices with L2C transmission standard (e.g. NP-4) via RS485, RS232 transmission lines and Modbus RTU protocol. The built-in intelligent IM2 module allows configuration for meter selection and reading interval. Each meter reading is stored in the internal RAM of the IM2 module.

Technical data:

Power supply voltage: 9 ÷ 24 VDC

Peak power supply voltage: max 30V

Transient voltage suppressor: TRANSIL 33V 600W/1ms

Reverse polarity protection: yes

Power supply current consumption: 0.5 A max (protection 0.75A)

RS232 connector output: screw-type 3 pin or drawer-type BH10

Rx (data transmitted-input) – from computer’s TxD (LED TxD signaling)

Tx (data received-output) – to computer’s RxD (LED RxD signaling)

GND – signal ground

RS485 connector output

Transmission speed switch SW1

Mounting: TS35 rail

Dimensions: width: 53 mm, height: 91 mm (without connectors), 110 mm (with connectors), depth: 65 mm