Honeywell PM7600B Manual page 24

PM7600B
PM7600B INPUT AND OUTPUT OPTIONS
DIGITAL OUTPUTS (continued)
Point Name
Supply Motor Close
1
(Floating Output)
Proof of Airflow
Outdoor Air Damper
Economizer Motor Open
1
(Floating Output)
Economizer Motor Close
VAV Box Open
Cool Load
1
(Floating Output)
Cool Unload
1
(Floating Output)
Heat Load
1
(Floating Output)
Heat Unload
1
(Floating Output)
Condenser Pump
Occupied Mode
Condenser Water Bypass Valve
Low Speed Fan
High Speed Fan
Return Fan
Start Stop
Preheat Stage
Preheat Plus
Preheat Minus
Ret Fan Plus
Ret Fan Minus
1
Analog outputs configured as digital outputs cannot be used for floating control.
63-4309—2
S7600 Control
Label Number
SUPLY- 204
AIR_OK 205
OD_DMP 206
ECON+ 207
1
ECON- 208
VBOX+ 209
COOL+ 210
COOL- 211
HEAT+ 212
HEAT- 213
CNDPMP 214
OCCUP 215
BP_VLV 216
FAN_LO 217
FAN_HI 218
RETFAN 219
PREHT1 220
PREHT+ 222
PREHT- 223
RETFN+ 224
RETFN- 225
Functional Description
OFF = No action.
ON = Drive vanes closed to decrease air volume.
OFF = Airflow has not been proven.
ON = Airflow has been proven. The fan digital output
is on and either airflow digital input (if configured)
is on or velocity pressure analog input (if configured)
is above the velocity pressure low limit.
OFF = Outdoor air damper is closed or closing.
ON = Outdoor air damper is open or opening.
OFF = No action.
ON = Drive valve or damper toward open position (air
or water economizer applications).
OFF = No action.
ON = Drive valve or damper toward closed position (air
or water economizer applications).
OFF = No action.
ON = Signal to VAV box damper to fully open for
morning warm-up (heat enable function) and night
setback (optional with W7620 applications).
OFF = No action.
ON = Load cooling capacity by stage.
OFF = No action.
ON = Unload cooling capacity by stage.
OFF = No action.
ON = Load heating capacity by stage.
OFF = No action.
ON = Unload heating capacity by stage.
OFF = Condenser pump off.
ON = Condenser pump on.
OFF = Annunciate unoccupied mode.
ON = Annunciate occupied mode.
OFF = Condenser Water Bypass Valve is closed or closing.
ON = Condenser Water Bypass Valve is open or opening.
OFF = Low Speed Fan is off.
ON = Low Speed Fan is on.
OFF = High Speed Fan is off.
ON = High Speed Fan is on.
Return Fan Start/Stop Output.
On/Off Stage of Preheat.
PreHeat Floating Motor Open Signal.
PreHeat Floating Motor Close Signal.
Return Air Floating Motor Open Signal.
Return Air Floating Motor Close Signal.
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