Schmersal Ibérica, S.L. - Relays and safety switches
Schmersal Protect SRB
Relay of hygiene: for explosive atmospheres
The series of modules of relay of hygiene for explosive atmospheres, Protect SRB, with circuits of supervision of intrinsic hygiene (Ex i) also can use in combination with the zones ATEX 1, 21 and 22, or directly in the zone 2.
In this way, the user can configure circuits of complete hygiene in areas potentially explosive by means of the program of devices of conmutación Ex of Schmersal.
In a principle are available four modules SRB different, adapted for the processing of signals of devices of unemployment of emergency and the supervision of doors of protection.