Системный блок SM4 – RS485 / 8 бинарных входа

Inputs

4 switches or 8 OC

Data transfer speed

2400, 4800, 9600, 19200, 38400,
57600, 115200 bit/s

Interface

RS-485/232

Supply

20...24...40V ac/dc or 85...230...253V ac/dc

Ambient temperature

0...55ºC 

Protection class

IP40 - casing
IP20 - contacts