
Installing i-on Control Units
Page 34
i-onG2SM Installation Instructions
During installation, please refer to Figure 14 and to
Overview of PCB links, connectors and
on page 40.
Figure 14. i-onG2SM: Control unit PCB
Step 1: Remove the lid of the control unit
Release the two screws on the front of the lid, then lift it off.
Step 2: Mount the control unit
Mount the control unit in the orientation shown in Figure 15 using the three fixing holes
and minimum 40mm long No8 (4mm) screws. Use only the designated cable-entry holes.
k
Kick-start link
Connect transformer
n
RS485 bus termination
Connect battery lead
p
16.5VAC input
Bus device 1
(e.g. keypad)
e
Bus devices
(20 max)
c
Engineer
keypad port
j
Network port
0V/12Vdc outputs
f
Open-collector output
For engineering use only
g
Loudspeaker
m
Auxiliary tamper
h
Siren/strobe
unit.
Note:
If a
wired siren/strobe
unit is not fitted,
connect TR to 0V.
a
SD card slot
b
Reset
codes link
i
Zones 0 to 9
l
Plug-on module socket
d
Plug-by
communicator ports
o
HB LED
o
3V3 LED
o
LNK/ACT LED
i-onG2SM