RRM02 - Product Manual
Issue: 02 complete, approved
Page 18 of 68
10.
Connect the field cabling to the DIN rail terminals, and to the relay output (if required); see
Figure 12
.
A cable retaining clip is provided in order to secure the field cabling to the back box if required.
Figure 12
DIN Rail Terminals and Relay Outputs
For EMC compliance ensure that:
1. All field cabling screens (apart from the coaxial cables) are connected to the back
box. This should be via the DIN rail SHIELD terminal.
2. All screen tails are
<
3 cm.
5
(SPRING-CLAMP)
4
(SCREW-IN)
3
(SPRING-CLAMP)
2
(SPRING-CLAMP)
1
(SPRING-CLAMP)
6
(SPRING-CLAMP)
DXP
DXN
SHIELD
AUDIO+
AUDIO-
0V
+V
SHIELD
21
11
24
14
A2
A1
22
12
RELAY
COM: 11, 21
NO: 14, 24
FIELD CABLING
7
(SPRING-CLAMP)
(SPRING-CLAMP)
(UPPER FACE)
CABLE RETAINING CLIP
SPRING-CLAMP TERMINALS:
Release clamp by inserting a small
screwdriver into the top aperture, and
applying downward pressure.
L
M4 NUT+WASHERS
RELAY CONTACT PAIRS:
11-14
21-24
(NO/Normally Open, closing to the
matching COM/Common terminal for
radio broadcast PTT signal).
L
RADIO
MICROPHONE
RECEIVER
RELAY AND
DIN RAIL TERMINALS
(Adaptor leads, and hole blanking plugs fitted as standard.)
(Internal wiring omitted for clarity.)
(Refer to Section “
4.1 DIN Rail and Relay
Terminal Allocation
” (page
19
) for terminal
allocation details.)
(See
Figure 28
(page
45
) for approximate cable
length inside the unit.)
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