Section 3
COMPRESSOR OPERATION
17
parameter change messages via the
RS485 network but will not respond to
start, stop, load or unload messages.
S
REMOTE --- Responds to status and pa-
rameter change messages but will not re-
spond to start, stop, load or unload mes-
sages. The remote inputs and outputs are
enabled (start/stop, load/unload, master/
local).
S
SLAVE --- Will respond to all messages,
but will not start or load unless comman-
ded to do so by a message. This mode is
used to control the machine from a master
computer.
S
HOURS --- Sends status message about
once a second, starts, loads and unloads
machines based on sequencing hours.
S
COM ID # --- Sends status message
about once a second, starts, loads and un-
loads machines based on machine Com
ID#.
3.4 PURPOSE OF CONTROLS
SWITCH
OPERATION
EMERGENCY STOP SWITCH
Pushing in this switch, found adjacent to the Supervi-
sor, cuts all AC outputs from the latter and de---ener-
gizes the starter. A fault message (E STOP) is dis-
played by the Supervisor until the button is pulled out
and the “
O” pad is depressed.
3.5 SUPERVISOR OUTPUT RELAYS
RELAY
OPERATION
RUN RELAY (K1)
Contact closure energizes the compressor starter.
*---DELTA (K2)
A timed contact used to provide wye---delta transition
time.
UNLOAD/LOAD (K3)
Controls ON LOAD/OFF LOAD operaton of the load
control solenoid valve.
COMMON FAULT (K4)
May be used to provide remote indication of any pre---
alarm, maintenance or fault shutdown condition.
DRAIN VALVE (K5)
Deluxe only --- controls a solenoid valve to provide au-
tomatic condensate removal.
FULL LOAD/MODULATE (K6)
Deluxe only --- used with sequencing feature.
NOTE: All output relays will handle 8 amperes at 120/240 VAC.
Содержание Supervisor II
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Страница 8: ...Section 2 SUPERVISOR II DESCRIPTION 4 Figure 2 1A Supervisor Panel DS 13 ...
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