User Guide

ECT MODBUS The RS485 Network and Hardware Setup • 6-17
WIRE + to + (same color)
WIRE 0V to 0V
WIRE - to - (same color)
SHIELDED TWISTED PAIR
BELDEN #8761. FOR PLENUM,
USE BELDEN #82761 OR #88761
OR EQUIV.
YELLOW
YELLOW
0V
24 VAC
24 VAC
120/208/240 VAC
•
P/N 640-0041, 120VAC Primary,
50VA
•
P/N 640-0050, 120VAC Primary,
75VA
•
P/N 640-0042, 220VAC Primary,
50VA
• P/N 640-0056, Multi-tap
120/208/240VAC Primary, 56VA
• P/N 640-0080, Multi-tap
120/208/240VAC Primary, 80VA
Note: Please refer to transformer
for primary side wiring.
Acceptable Retail Solutions Transformers: