Honeywell Prestige 2.0 THX9421 Manual page 156

®
THX9321 PRESTIGE 2.0 AND THX9421 PRESTIGE
Typical wiring of a W7220 Jade Economizer Module to the Prestige THX9421 thermostat and Equipment Interface
Module, configured for economizer control with custom alert.
Wire a relay to one of the four sets of S terminals (as
shown). Configure the Prestige to control the economizer
(see ISU setting 2220) and use a custom alert (see ISU
settings 6170—6200).
68-0311—07
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IAQ WITH EIM
FURNACE,
AIR-HANDLER,
OR RTU
C R
W7220 JADE
ECONOMIZER
AUX2-1
RELAY
OCC REQUIRED
E-GND
EXH1
AUX1-0
Y2-I
Y2-O
Y1-I
Y1-O
C
R
Fig. 355. Economizer control with custom alert.
156
A-L/A
S1 (OR S2 OR S3 OR S4)
S1 (OR S2 OR S3 OR S4)
Rc
Rh
R
C
EIM
M36797