16/32/48CH NPN/PNP Switching Signal Acquisition Board:
Working voltage: DC 6.5-25V (9V 12V 24V)
Working current: 8-20MA
RS485 3000VDC photoelectric isolation communication
Digital input 5000VDC photoelectric isolation input
NPN/PNP Switch/Digital Input level: 3.3V 5V 12V 24V
MODBUS RTU Function Code : 02 03 06 16
Baud rates: 1200-115200,Parity: None /Even /Odd

16 CH
Size: 70*88*47(with Case), 68*72*25(Only Board)
Weight: 130 grams(with Case), 68 grams (Only Board)

32 CH
Size: 122*88*47(with Case), 120*72*25(Only Board)
Weight: 205 grams(with Case), 114 grams (Only Board)

48 CH
Size: 169*88*47(with Case), 167*72*25(Only Board)
Weight: 278 grams(with Case), 159 grams (Only Board)

Instruction manual Please ask us after the purchase

Application:
Automated industry PLC
PLC IO expansion board
Digital in to RS485
Smart Home,Home Automation ;
Identification system;
CCTV Camera PTZ Control;
Security system;
RS485 remote control;