Honeywell PM7600B, Manual, Page: 20 / 56

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Compressor 2 Oil Pressure OIL_F2 138 As with OIL_F1, lock out Compressor 2.
Compressor 3 Oil Pressure OIL_F3 139 As with OIL_F1, lock out Compressor 3.
Compressor 4 Oil Pressure OIL_F4 140 As with OIL_F1, lock out Compressor 4.
Low Pressure 1 Safety LP1 141 OFF w/LLSV OFF= Normal operation if compressor off.
OFF w/LLSV ON= Compressor operation during startup
time delay if LP delay selected. If
delay is exceeded, turn off Compres-
sor 1, turn on alarm digital output and
send alarm message to S7600. Control
without Compressor 1.
ON w/LLSV OFF = Compressor on for pump out time de-
lay. If delay is exceeded, turn off Com-
pressor 1, turn on alarm digital output
and send alarm message to S7600.
ON w/LLSV ON = Normal operation with compressor on.
NOTE: The W7600 must be reset if a Low Pressure
Failure occurs in start-up or normal operation.
Low Pressure 2 Safety LP2 142 Operation as with LP1.
Low Pressure 3 Safety LP3 143 Operation as with LP1.
Low Pressure 4 Safety LP4 144 Operation as with LP1.
DIGITAL INPUTS (continued)
S7600 W7600 Input
Point Name Label Control Number Functional Description
PM7600B
PM7600B INPUT AND OUTPUT OPTIONS
Compressor 1 Shed SHED_1 145 INACTIVE = Normal operation.
ACTIVE = Disable Compressor 1.
Compressor 2 Shed SHED_2 146 INACTIVE = Normal operation.
ACTIVE = Disable Compressor 2.
Compressor 3 Shed SHED_3 147 INACTIVE = Normal operation.
ACTIVE = Disable Compressor 3.
Compressor 4 Shed SHED_4 148 INACTIVE = Normal operation.
ACTIVE = Disable Compressor 4.
Outdoor Air Enthalpy OD_ENT 149 INACTIVE = Economizer enable.
High ACTIVE = Economizer disable.
Dirty Filter FILTER 150 INACTIVE = Normal operation.
ACTIVE = Turn on alarm digital output and send mes-
sage to S7600. Does not stop fan if dirty filter
occurs.
NOTE: Not monitored if fan is off.
System Switch On SYS_SW 151 INACTIVE = Disable W7600 control.
ACTIVE = Enable W7600 control.
Alarm Silence AL_SIL 152 INACTIVE = Normal operation.
ACTIVE = Turn off alarm output; no annunciation.
Heat Failure HT_FL 154 INACTIVE = Normal operation.
ACTIVE = Fan enabled; turn off and lock out heat. Turn
on alarm digital output and send alarm mes-
sage to S7600.
NOTE: The W7600 must be reset if a Heat Failure
occurs.
Fan Motor Safety FN_FL 155 INACTIVE = Normal position.
ACTIVE = Turn on alarm digital output and send alarm
to S7600. Turn off all outputs and disable
control.
NOTE: Not monitored if fan is off.
NOTE: The W7600 must be reset if a Fan Motor
Safety Failure occurs.