Feature:
1. With two serial ports, RS232 DB9 interface and TTL232 interface
2. With AT instruction and 8-byte instruction, the two instructions are automatically recognized, no need to switch
3. 6 working modes, open, close, jog, self-lock, interlock, delay (8-byte instruction without delay mode)
4. Maximum delay of 9999 seconds under AT command
5. Adopted of high quality electronic components, and accuracy process, ensure for the durability

Specification:
Item Type: RS232 Delay Relay Module
Working Voltage: DC 12V
Working Current (DC 12V): Standby 16MA, 1 relay opens 47MA
Two Types of Instructions: AT and 8-byte instructions. The two types of instructions are automatically recognized without switching.
Two Serial Ports: RS232 DB9 interface, TTL 232 interface
6 Working Modes: Open, close, jog, self-lock, interlock, and delay (8-byte instruction without delay)
Maximum delay of 9999 seconds under AT command
Size: Approx. 56.5 x 31.5 x 17.5mm / 2.2 x 1.2 x 0.7in
Maximum Load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC

Package List:
1 x RS232 Delay Relay Module