Signal/stop button insert, security technology, Busch-Infoline, signal/stop button insert According to DIN0834 For triggering or deactivating signal/alarm messages of various types. With signal/control display via LED. Actuation feedback (individual/group triggering) can be selected via internal jumper. An emergency power supply is required for installations according to DIN0834. Nominal frequency: 50 Hz Control/signal outputs: 1, normally open contact, potential-free, 30 V~/35 V-, 100 mA Protection class (device): SELV Temperature range (device): 5 °C to 40 °C
