Electrical Connections - Honeywell OELD Operating Instructions Manual

OELD User Manual (3018M5000_1-3)

4 Electrical Connections

Terminal Block 1
Number Marking
1
2
3
4
5
Terminal Block 2
Number Marking
1
2
3
4
5
6
7
Note: OELD is reverse polarity protected.
Spare conductors must be terminated in a spare terminal. Wiring must be in accordance with local,
national and/or company regulations. Bare conductors must be avoided.
Refer to individual sensor manuals for sensor wiring details. Specific wiring diagrams for some com-
monly used sensors are provided in the Appendix.
The mA loop voltage is Max 32 VDC and current is Max 22 mA.
Color Description
V+ Red V+ Field Power
V- Black V- Field Power
mA White mA Signal to Field Wiring
V+ Red Reserved for Excel Cross-duct Heater
V- Black Reserved for Excel Cross-duct Heater
Color Description
V+ Red V+ Sensor Power
V- Black V- Sensor Power
mA White mA Signal to Sensor
485A Blue RS485+ to Sensor
485B Orange RS485- to Sensor
485A Blue Reserved for SHC-1
485B Orange Reserved for SHC-1
Revision 1, Issue 3