Carrier 48/50PM C16-28, 48/50PG C03-14 manual 48/50PG03−16, 48/50PG and PM

Table 10 – Control Modes with Humidi−MiZert System

Output and Valve States versus Circuit Mode .x = Circuit A, B, or C identifier

48/50PG20-28

DEMAND AND MODEOUTPUTS48/50PG03-16 VALVES 48/50PM16-28

VALVES

	Circuit			Circuit	Cooling-	Reheat2	CV.x	RH1.x	RH2.x	RH1.x	RH2.x
Space		Circuit	Indoor		Reheat
	Cooling			Compressor		Valve	Valve	Valve	Valve	Valve	Valve
Humidity		Mode	Fan (IDF)		Control
	Demand			(CMP.x)		(RH2.x)	2-way	2-way	2-way	3-way	2-way
					(CRC)*
—	—	No	OFF	Off	Off	Off	Off	Off	Off	Off	Off
		power					(open)	(open)	(closed)		(closed)
			Per				Off	On	Off		Off
Low	No	Off	Ventilation	Off	Off	Off				Off
							(open)	(closed)	(closed)		(closed)
			Control
Low	Yes	Cool	On	On	Off	Off	Off	On	Off	Off	Off
							(open)	(closed)	(closed)		(closed)
High	Yes	Reheat1	On	On	On	Off	On	Off	Off	On	Off
							(closed)	(open)	(closed)		(closed)
High	No	Reheat2	On	On	On	On	On	Off	On	On	On
							(closed)	(open)	(open)		(open)

RH2.x
	RH1.x
COND COIL	HUMIDI-MIZER COIL
COMP
	CV.x
OUTDOOR AIR

48/50PG and PM

	EVAP COIL
CLOSED VALVE
OPEN VALVE
3-WAY VALVE	INDOOR ENTERING
	AIR

METERING DEVICE

C07003

Fig. 9 − Normal Cooling Mode — Humidi−MiZert System

48/50PG03−16

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