Transmitter Wiring - Honeywell Sensepoint XCD RFD Technical Handbook

Sensepoint XCD RFD Technical Manual

6.1 Transmitter Wiring

Caution: All electrical connections should be made in accordance with any relevant
local or national legislation, standards or codes of practice.
The Sensepoint XCD RFD transmitter may be wired in either Current SOURCE or Current
SINK configuration. These two options are offered to allow greater flexibility in the type of
control system that it can be used with. SOURCE/SINK is selectable via the switch located
on the back side of the display module; accessible by removing the display module during
installation / commissioning (see section 9).
Controller Controller
R R
Controller Controller
R R
Note: Terminate cable screen at detector or controller, not both.
Caution: 250ohm load resistor (RL) is installed in the factory, In case of connection
with controller, this resistor should be removed because controller has load resistor
+VE +VE
1 1
Signal Signal
2 2
L L
-VE -VE
3 3
XCD Source 3 Wire 4-20mA (Source)
+VE +VE
1 1
L L
Signal Signal
2 2
-VE -VE
3 3
XCD Sink 3 Wire 4-20mA (Sink)
internally.
Detector Detector
+VE +VE
1 1
Signal Signal
3 3
-VE -VE
2 2
Detector Detector
+VE +VE
1 1
Signal Signal
3 3
-VE -VE
2 2
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SPXCDHMRFEN Issue 4_08-2016