The CAA-460P Relay Expansion module provides an additional seven relays to the CTV900ATR controller.
Up to two “plug and play” relay expansion modules can be added to each controller for a total of 16 relays per controller. The relay expansion modules are connected to the controller via a RS485 E-bus network, allowing you to install the relay expansion modules a maximum distance of 1220m from the controller.
The module features an activation status LED for each relay, a communication failure LED with an associated output, a 24-hour anti-tamper input and supply monitoring.
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