ASL Document ref.: 464_FMS5_10_20_Guide.doc Part No. M0464_63 Issue 1.1
Date: 26/02/04
Page 2 of 5
To install this product you will need:
-
The FMS5, FMS10 or FMS20 Unit.
-
Suitable cable glands.
-
A small flat bladed screw driver.
-
A 2mm Allen key or driver.
-
Suitable Wire cutters and strippers for Fire rated cable.
-
Suitable fixings and tools for wall mounting.
Safety and Precautions
ELECTRICAL SAFETY
Always replace blown fuses in the supply to this equipment with the correct type and rating. Ensure power
supply cabling is adequately rated.
ENVIRONMENTAL PRECAUTIONS
The temperature and humidity ranges shown in the specifications for this product must not be exceeded. This
equipment must not be installed in an area that is subject to a corrosive atmosphere, excessive moisture or
may allow water or other liquids to come into contact with the unit or its external connections. In the close
proximity of some radio frequency transmitters, the signal to noise ratio of this product may be reduced. If this
occurs, re-location of the equipment or the signal cables is recommended.
ESD PRECAUTIONS
This product contains static-sensitive devices. Observe ESD precautions when working on the equipment with
the cover removed.
Connections
DIN Rail Terminal Allocations:
Cable Types
For BS EN 5839 Pt 8 compliance fire rated cable (Firecell for example) must be used.
For cable-run limitations and alternative cable types please refer to Application Solutions Ltd for advice.
Terminal
Connection
Detail
1
AUDIO +
Balanced Audio Out+
2
AUDIO -
Balanced Audio Out-
3
DATA-DXP
RS485 Data+
4
DATA-DXN
RS485 Data-
5
+24V INPUT
18-40V Supply Input
6
0V INPUT
Supply 0V
SCREEN
Cable Screen
7
PTT+
Connection from Press-To-Talk switch
(fitted internally with 6k8/470 Ohm resistors)
8
PTT -
Connection from Press-To-Talk switch
(fitted internally with 6k8/470 Ohm resistors)
9
SPEAK NOW +
Connection to Anode of Speak-Now indicators
(built in series resistor)
10
SPEAK NOW -
Connection to Cathode of Speak-Now indicators
11
ALL-CALL-ONLY +
Connection to Anode of All-Call-Only indicators
(built in series resistor)
12
ALL-CALL-ONLY -
Connection to Cathode of All-Call-Only indicators
(built in series resistor)
SCREEN
Cable Screen
1
2
3
4
5
6
7
8
9
10
11
12
