SMS SenTRI Series Data And Installation

Data and Installation
Keyswitch Interfaces / MCP
range
Red enclosure
for Fire applications
(backbox optional)
The keyswitch interface and MCP units covered in this
leaflet are suitable for installation in SMS analogue
addressable fire alarm systems. The product range
covered here include:
¨
SEN-807 Keyswitch MCP (Red)
¨
SEN-INT-KEY Keyswitch Interface (Blue)
¨
SEN-499 Spare Keys (Pack of 2)
¨
SEN-895 Surface Back Box for Interface
Red Plastic (Pack of 10)
Keyswitch assembly
88
O
I
Back box
88
43,5
THIS WAY UP
D
The back box has recessed centres 'D', 3 at the top and
1- at the bottom, a maximum of 2 are usable.
4188-911.02_SenTRI range of keyswitch I/F & MCP
Blue enclosure
for Plant interface applications
(supplied with backbox)
32
15
Removable
Terminal block
36
D

Technical data

Standard EN54: Part 17
EN54: Part 18
Dimensions height 88 mm x width 88 mm
depth 32mm or 66mm when
surface mounted
Full assembly weight 128g - without backbox
192g - with backbox
Storage temperature -30 to 70ºC
Operating temperature -25 to 70°C
Relative Humidity up to 95%
(Non condensing)
Temperature 25 - 55°C
Emission BS EN61000-6-3:2001
Residential, Commercial &
Light Industry Class B limits
Immunity BS EN50130-4: Part 4 :1996
Ingress Protection IP43 estimated
Colour Red (similar to RAL3020)
Blue (similar to RAL5015)
Case ABS engineering plastic
Indicators Normal Green LED for status and find
device application
Red LED for active or Fire
Active
indication
Terminals 2.5mm
LPCB Approved -
Operating voltage 35V to 41V
Load factor 1 (maximum 200 devices per
loop)
EN54-17 data V
V
V
V
V
I
C max
I
S max
I
L max
Z
2
maximum
42V
max
40V
nom
24V
min
14V
SO max
10V
SO min
0.4A
1A
20mA
0.1W
C max
1