2N Access Unit - System

1032N TELEKOMUNIKACE a.s., www.2n.cz
®
Reader
W0 W1IN, IN
GND, 1
Isolated 2-wire WIEGAND IN
LED OUT
Isolated open LED OUT switched against GND on1
WIEGAND IN side (up to 24 V / 50 mA)
Control
Panel
+U IN
+UIN (5 to 15 V DC) WIEGAND OUT power supply input
W0 W1OUT,
GNDOUT, 2
Isolated 2-wire WIEGAND OUT
LED IN
(negated)
Isolated input for open LED IN, input activated by GND
2
LED IN
Isolated input for open LED IN, input activated by +U
G
+U WIEGAND OUT active supply LED indicatorIN
TAMPER Tamper switch ( ) inputPart No. 9155038
Tamper Switch Module
The Tamper Switch module ( ) is one of the elemPart No. 9155038 2N
®
Access Unit
ents and helps secure the system against tampering. One tamper switch is
automaticaly fitted in basic unit 2N
®
.Access Unit
The module contains two switches that open whenever the front frame is
removed:
One switch leads directly to the terminal board and is designed for
connection to an external security exchange (32 V DC / 50 mA max)
. The other switch, together with the orI/O module (Part No. 9155034)
, can be used for alarm signallingWiegand module (Part No. 9155037)
via the Automation interface in the . configuration.2N
®
Access Unit
This module is not connected to the bus.
Figure: Tamper switch mounting