Tamper Switch - Nedap TRANSIT ENTRY Installation Manual

TRANSIT ENTRY | INSTALLATION GUIDE
Connections

3.5.5 TAMPER SWITCH

An internal magnet provides tamper indication when the service cover is opened.
This contact may be connected to an external alarm system. The contacts are
normally closed when the cover is in place.
Tamper switches of multiple TRANSIT Entry reader may be connected in series.
Connections
NC
Tamper switch (normally closed)
COM
Tamper switch (common)
Contact ratings:
Max. current
Max. switching voltage
Figure 18: Tamper switch
50 mA (0.5 Volt voltage drop)
+24 VDC
Tamper switch
18/30