Emerson XEV22D - 3 Wiring Connections

2 • XEV22D I&O Manual 026-1206 Rev 3 13-DEC-2012
3 Wiring Connections
The superheat regulation is performed only when the cooling digital input is enabled. Figure 3-1 shows how
the device takes the request of cooling:
See Figure 3-2 for wiring. The “First Level” indicates the connections on the floor of the 4-DIN module and
“Second Level” indicates the connections on the first floor that are only for the stepper motor of the valve and
for the Hot Key.
Figure 3-1 - How XEV22D Acts on Cooling Request
Figure 3-2 - XEV22D Wiring Connections