Carrier 48/50PM C16-28 - Manual (Page 25)

25
Table 10 – Control Modes with Humidi−MiZer
t System
Output and Valve States versus Circuit Mode .x = Circuit A, B, or C identifier
DEMAND AND MODE OUTPUTS 48/50PG03-16 VALVES
48/50PG20-28
48/50PM16-28
VALVES
Space
Humidity
Circuit
Cooling
Demand
Circuit
Mode
Indoor
Fan (IDF)
Circuit
Compressor
(CMP.x)
Cooling-
Reheat
Control
(CRC)*
Reheat2
Valve
(RH2.x)
CV.x
Valve
2-way
RH1.x
Valve
2-way
RH2.x
Valve
2-way
RH1.x
Valve
3-way
RH2.x
Valve
2-way
— —
No
power
OFF Off Off Off
Off
(open)
Off
(open)
Off
(closed)
Off
Off
(closed)
Low No Off
Per
Ventilation
Control
Off Off Off
Off
(open)
On
(closed)
Off
(closed)
Off
Off
(closed)
Low Yes Cool On On Off Off
Off
(open)
On
(closed)
Off
(closed)
Off
Off
(closed)
High Yes Reheat1 On On On Off
On
(closed)
Off
(open)
Off
(closed)
On
Off
(closed)
High No Reheat2 On On On On
On
(closed)
Off
(open)
On
(open)
On
On
(open)
COMP
COND COIL HUMIDI-MIZER COIL
EVAP COIL
INDOOR ENTERING
AIR
OUTDOOR AIR
METERING
DEVICE
CLOSED VALVE
OPEN VALVE
3-WAY VALVE
RH1.x
RH2.x
CV.x
C07003
Fig. 9 − Normal Cooling Mode — Humidi−MiZer t System
48/50PG03−16
48/50PG and PM