SMS SenTRI ONE - Installation; Retrofitting a System Sentri Device

Installation
a. Drill or knockout the required cable entry points on the
base.
b. If using the deep base option and IP55C protection is
required, then stick the circular wall gasket on to the centre
back of the base.
c. Secure the base to the wall whilst ensuring Top of the base
is in correct orientation.
d. Terminate the cable at the entry point leaving no more than
10cm (4") tail wire length for connection.
e. Ensure the transparent cover is in place over the PCB.
Connect the wires to the terminal block.
f. Close the main assembly to the base.
Retrofitting a System SenTRI device
A system SenTRI Mark I device can be retrofitted to an alarm
sounder base. The existing base having a terminal block to which
loop cables are connected.
Installation instructions
34
LC
0C
L1
01
L2
02
LC
0C
L1
01
main assembly
L2
02
base
Sounder Strobe device (3-way)
red
black
red
black
red
black
Loop INLoop OUT
COMMON LINE
to Spur
Ensure the terminal block
is placed inside the back of the base
112
50
60
35
25mm depth
40mm depth
Shallow base
Deep base
Top
Top
Cable entry
1- Back
112
Base
Gasket
Thinned section
for IR receiver
Thinned section
for IR receiver
Earth
continuity
Strap
Cable entry
2-Top
1 - Bottom
1 - Back
Wall
Gasket
DO NOT FLUSH
MOUNT THE BASE.
TOP
Infrared
receiver
Main assembly
# Locating pegs
for the transparent cover
#
#
PCB
Label
Transparent
cover
Adhesive spot used
to secure the transparent cover
02
L2
0C
LC
01
L1
P16
P6
D4
C
onnector used to program the device
(Programmable base required)
Adhesive spot used
to secure the transparent cover
02
L2
01
L1