857-986 WAGO Signal Relays

Wago 857-986 is an interface unit designed with a 15-pin D-sub male connector for the system, a 16-pin jumper slot for the field, and a spring cage-clamp 2-pin for connecting 0.08...2.5mm2 cables for power supply. It operates on a supply voltage of 16.8-31.2Vdc, with 24Vdc being nominal. This part is characterized by high-side switching input design and supports an ambient air temperature range for operation from -25°C to +70°C, and for storage from -40°C to +85°C. It is equipped with 8-channel digital input, capable of handling 8 x digital inputs with high-side switching. The interface module is designed to work within an ambient humidity range of 5-95% RH, with no condensation permissible. It features an IP20 degree of protection and has a net depth of 15 poles (15P). The communication protocol and control voltage specifications are not specified, and the coating material is not applicable for this part.