User guide

9R143 Dated 3/2011
26
CURRENT LOOP MODEL LOOP WIRING
Note: R = Receiving Device
24 VDC/ 50 mA
Power Supply
+
-
Gauge & Loop Power
R
24VDC
+LOOP
SMART
GAUGE
- LOOP
GROUND
3 WIRE SINKING
24 VDC/ 50 mA
Power Supply
+
-
Gauge & Loop Power
R
24VDC
+LOOP
SMART
GAUGE
-LOOP
GROUND
4 WIRE SOURCING
LOOP
+ Power Supply
24 VDC
20mA
-
R
24VDC
+ LOOP
SMART
GAUGE
- LOOP
GROUND
+
Power Supply
24 VDC/ 30 mA
-
4 WIRE FLOATING