Serial port
1 TTL serial port
Tamper-Proof
Support (front and rear)
Bus
2×Speed-X bus, 1 uplink for control panel connection and 1 downlink for next expander
This low-current relay module features 4 onboard relays, supporting 6-30V and up to 5A current for versatile applications. It includes a 500mA power output and utilizes Speed-X technology for seamless expander cascading via uplink and downlink Speed-X ports.
Maximum current 153 mA@12 VDC;
Quiescent current 70mA@12 VDC
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