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The purpose of the tamper switch is to signal any unauthorised opening of
the intercom (to prevent a theft, e.g.). It is recommended to use the tamper
switch.
Tip
•
FAQ:
Tamper switch - How to install it into the 2N
Specifications:
Card reader
•
Compatible with:
•
EM4xxx
•
Operating frequency: 125 KHz
•
Minimum reading distance: 10 mm above 2N
Relay output
•
Switching contact
•
30 V / 2 A AC/DC
Active output
•
12 V / 700 mA transistor switched output
Logical inputs
Active mode – requires external voltage (JP2 jumper OFF)
•
U
-ON = min +2.5 V
IN
•
U
-OFF = max +1.5 V
IN
•
U
max = +48 V
IN
•
I
(U
+48 V) = max 1 mA
IN
IN
Passive mode – requires external contact only (JP2 jumper ON)
•
U
= approx. 8.3 V
OUT
•
I
= approx. 0.5 mA
LOOP
Signalling output
•
Internal red LED under reader window
WIEGAND interface
•
Off/Input/Output (as programmed)
®
IP Force
®
IP Force cover
Installation manual 2N® IP Force
69 / 118
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