2 Channel 12V RS485 Relay Module

Specifications:

• Power Supply: DC 12V
• Standby current (all relays closed) 7-8mA, 1 relay open 40mA, 2 relays open 73mA.
• “open” “close” “Momentary” “Self-locking” “Interlock” “Delay” 6 Commands
• Two instruction-control mode : AT command and MODBUS command
• Under the AT command ,the maximum delay is 9999 seconds,Under the MODBUS command ,the maximum delay is 255 seconds
• AT commands can be made serial HyperTerminal (serial assistant) Enter;MODBUS commands can be made serial HyperTerminal (serial assistant) OR “Modbus Poll” Enter;
• Under the MODBUS command mode, it can support up to 32 devices in parallel.
• Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC.
• Size: 79 x 47.5 x 19.5mm