Connections On Gsm Controller; Keypad Connections - BFT Cellular Intercom System Installation & User Manual

Code Lock Keypad connections (Keypad versions only)
Tamper
N/C
COM
OUT3
+ -
12v from
GSM unit
OUT1 OUT2
Advanced connections
INT Lock – Used to operate a door in conjunction with another keypad. 24v dc max voltage,
100mA sink.
O/P1 inhib – When closed, this disables all codes for relay group 1.
Sense – N/C connected to (-)GND, to be connected to N/C door contact. Can be used to generate
door open or tamper alarm.
DU out – switches to (-) ground after the Duress Code is entered. Used to trigger alarm zone, or
buzzer to notify guard. 100mA sink, 24VDC.
K or A – Not used.
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Connections on the GSM Controller
close
open
12-15v dc
INT Lock
O/P1 inhib
Sense
(-)GND
DU out
N/O K or A
N/C
GSM
modem
Optional
input limit
switch
from gate
Output
to gate
Exit button
or lock
Commonly used connections
Outputs – This keypad has 3 outputs. All can be
programmed for momentary and latching operation.
For gate systems and AC strike locks, connect a
keypad relay (normally open) in parallel with the GSM
module relay. For magnetic locks, connect in series
with normally closed contact.
Egress – This is for an optional exit button input,
connected across this terminal and GND (-).