Microprocessor Controller for DOAS
10
®
c.pCOe - Expansion Board Overview, Medium Controller Arrangement
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19.2 K
9.6 K
38.4 K
57.6 K
CAREL
M
odbus
ON
OFF
A
ddr
ess
Ex
t.
Pr
ot
Baud
A
ddr
ess
Ex
t
Baud
Pr
ot
24 VAC Power
Heating Output
Exhaust Fan VFD Output
Energy Recovery Output
Space Temperature
Mixed Air Temperature
Exhaust Air Temperature
Space Static Pressure
Supply Air Duct Static Pressure
Space Setpoint Adjustment
Wheel Enable
Furnace Heating Stage 1
Furnace Heating Stage 2
Preheater Enable
The expansion board is an I/O module than can be used to monitor additional statuses or provide commands from
medium board controller.