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4eRM-w/25A
4 Relay Control Module with 25Ampere
Overview
4eRM is a 4-channel relay ON/OFF control module. It performs relay ON/OFF control and status indication. It connects to SCU via ETLC communication and supports scheduling, ON/OFF control, status display, relay group control, time scheduling, and sunrise/sunset scheduling. It stores relay operation logs and runtime data. This model includes four 25 Ampere latching relays.
Feature
- LED status indicators for each relay
- LED flick function on relay failure
- Demand control enable/disable
- Full 2-Wire Bus communication
- Control maintained during download and DB update
- Global stand-alone operation
- Continues operation even if central system fails
- 4 x 25A latching relays
- Supports 100A inrush current (TV-8)
- Up to 999 units per SCU
Operation
Each SCU can connect up to 999 relay modules. The module integrates control, relay driving, and communication boards. Opening the lower cover provides access to communication and sensor terminals. LED indicators show status, and relays are DIN-rail mounted.
Application
Specification
- 4ea LED Status Indicators
- 4ea 25A Latching Relay
- Full 2-Wire Communication
- Address: 1-999
- 32-bit processor
- 2 digital inputs
- -10 ~ 60°C
- AC/DC 24V
Network
Dimension
User Interface
Layout
System Diagram
Connect Diagram
