The relay switch module has 4 Independen relays.
Each relay is driven from digital input.
Display relay's ON / OFF state with LED.
Power supply LED
Surge protection.
Reverse polarity protection.
Additional daisy chain connector for power supply line.
The module can be easily attached to DIN rail.
Specification:
Power supply: 18-26VDC
Vin OFF: 0-2VDC
Vin ON: 2-26VDC
Switch load capability: 1A / 125V AC
3A/30V DC
Dimensions: 85mmx85mmx50mm