Options, Controller wiring, Legend – Greenheck Temperature Control Package v2.0 (461468) User Manual
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Options
Thermostat (Supplied by GREENHECK or others)
A summer and winter thermostat are required for use with this controller. The thermostat contacts must close on
a call for cooling in the summer and heating in the winter.
Humidistat (Supplied by GREENHECK or others)
The humidistat must close on the call for dehumidification.
Water Valves (Supplied by GREENHECK)
Water valves must be Normally Closed and use a 0-10 VDC control input.
Night Setback (Switch supplied by GREENHECK or others)
If a recirculation damper is provided on the unit, a remote switch or timer may be wired into the controller to put
the unit in night setback operation. Night setback will close the outdoor air and discharge damper, shut off the
energy wheel and exhaust blower, and open the recirculation damper to recirculate air during unoccupied mode.
Controller Wiring
Note: When no jumpers or both jumpers are wired into ID7 and ID8, the unit is setup for chilled water control.
33
NO2 AND NO3 TO TERMINAL #14
5. FOR SINGLE STAGE IG SETUP, JUMPER SHOULD BE ADDED FROM
ON A CALL FOR DEHUMIDIFICATION.
2. HS1 IS A ROOM DEHUMIDISTAT. DEHUMIDISTAT CLOSES
4. WHEN NO JUMPERS OR BOTH JUMPERS ARE WIRED INTO
ON A CALL FOR ADDITIONAL HEAT.
1. TS10 IS A WINTER THERMOSTAT. THERMOSTAT CLOSES
3. TS11 IS A SUMMER THERMOSTAT. THERMOSTAT CLOSES
NOTES:
ID7 AND ID8, THE UNIT IS SETUP FOR CHILLED WATER CONTROL
ON A CALL FOR ADDITIONAL COOLING.
TS10
S2A/TS11
SEE NOTE #7
G+
M
MULTI-VOLTAGE PRIMARY
2
S1
24 SECONDARY
T1A
DGH CONTROLLER
B1
33
T4A
NTC
NTC
T5A
TH
T2A
ID3
B5
B4
ID4
BC4
B2
B3
ID2
Y4
Y3
Y2
Y1
ID1
C1
C8
1DC
GND
C7
C4
G VG
X1
H4
H3 H2
X2
H1
TR1
NO8
NO7
NO6
NO5
NO4
NO3
NO2
ID5
ID8
ID7
ID6
NO1
GO VGO
18
16
17
15
14
EXTERNAL ECONOMIZER
SUMMER THERMOSTAT/
WINTER THERMOSTAT
(BY OTHERS OR GFC)
(BY OTHERS OR GFC)
(BY OTHERS OR GFC)
ROOM DEHUMIDISTAT
SWITCH (BY OTHERS OR GFC)
SWITCH (BY OTHERS OR GFC)
NIGHT SETBACK (BY OTHERS)
(CONDENSOR BY OTHERS)
(BY OTHERS OR GFC)
ELEC. HEAT STAGE #3
CONDENSOR STAGE #1
CONDENSOR STAGE #2
CHILLED WATER VALVE
HS1
CWC
RD
HWC
POWER ON/OFF
REMOTE DISPLAY
HOT WATER VALVE
DX2
H2
H3
DX1
H1
ROOM CONTROL
2 STAGE DX COIL
1 STAGE DX COIL
HEAT STAGE #1
HEAT STAGE #2
DGH CONTROLLER
1
2 STAGE DX (EJ)
1 STAGE DX (EN)
IG HEAT
MULTI-VOLTAGE PRIMARY
S1
SW2
SW1
HS1
TS10
TS11
24 SECONDARY
ID1
DGH CONTROLLER
ID7
C4
C8
C7
ID8
C1
ID4
ID6
ID5
ID2
ID3
Y4
Y3
Y2
Y1
NO8
NO7
NO6
TR1
X2
T4A
G+
M
TH
NTC
NTC
T5A
T2A
T1A
B3
B4
B5
BC4
G
B2
B1
GND
VG
X1
H4
H2
H3
H1
IDC1
NO5
NO4
NO3
NO2
NO1
VGO
GO
HOT WATER/STEAM VALVE
(BY OTHERS OR GFC)
ANALOG FREEZE ALARM
(BY OTHERS)
0-50 TONS (BY OTHERS)
ANALOG ENERGY SAVINGS
DGH CONTROLLER
(CONDENSOR BY OTHERS)
(BY OTHERS OR GFC)
HEAT STAGE #1
HEAT STAGE #2
ELEC. HEAT STAGE #3
CONDENSOR STAGE #1
CONDENSOR STAGE #2
CHILLED WATER VALVE
AES
CWC
AFA
HWC
20
18
19
17
16
DX2
H2
H3
DX1
H1
1
EXHAUST FAN
13
13
ENERGY WHEEL
55
SUPPLY FAN
44
EXHAUST FAN
13
13
2
S1
3333
ENERGY WHEEL
15
SUPPLY FAN
14
Legend
T1A Discharge Temp Sensor
T2A After Coil Temp Sensor
T4A Supply Inlet Enthalpy Sensor
T5A After Wheel Temp Sensor
SW1 External Economizer Switch
SW2 Night Setback Switch
SW1 Unit on/off Switch
TS10 Winter Thermostat (Closes on
call for additional heat)
TS11 Summer Thermostat (Closes on
call for additional cooling)
JS1
Room Dehumidistat (Closes on
a call for dehumidification)