Section 6
SUPERVISOR II
25
6.1 INTRODUCTION--SUPERVISOR II
Ref er t o F igur e 6 -- 1 and S ec t ion 5 f or inf or m at ion r e-
garding your compressor with Supervisor II. The
Supervisor II has a two line display to show temper-
ature, pressure and status. It has a keypad for oper-
ating the compressor , programming the control
points and selecting displays. There is a graphic il-
lustration with lamps that light to show the item be-
ing displayed. The lamps flash if that component is
in an alarm condition.
6.2 KEYPAD
The keypad is used to control the machine as well as
dis play s t at us and c hange s et point s . Ref er t o Figur e
6 -- 1 f or f ollowing k ey des c r ipt ions .
S
Stop
-- Used to put the machine into manu-
al stop. It is also used to clear alarm condi-
tions.
O
S
Continuous
--Startsmachineifnoalarm
conditions are present. Also used to clear
alarm conditions while machine is running.
I
S
Auto
-- Starts machine and selects auto
mode if no alarm conditions are present.
Also used to clear alarm conditions while
machine is running.
S
Display
-- Used to display pressures, tem-
peratures and other status information (See
section on STATUS DISPLAYS).
DSP
S
Logo
-- Used for various functions de-
scribed in later sections
S
Program
-- Used to enter the parameter
change mode where control parameters
may be displayed and changed (See PA-
RAMETER SETUP).
PRG
S
Up arrow
-- Used in status displays to
change displays and in parameter setup
mode to increment a value.
S
Down arrow, lamp test
-- Used in status
displays to change displays and in parame-
ter setup mode to increment a value. When
in the default display the key will light all the
lamps for three seconds.
6.3 STATUS DISPLAYS
By default the line pressure (P2) and discharge tem-
perature (T1) are shown on the bottom line of the
display, and machine status on the top line.
The following are the various machine status mes-
sages that indicate the state of the compressor with
LCD graphics listed below:
S
STOP
-- Compressor is off.
S
STANDBY
-- Compressor is off but armed
to start. This state may be entered because
of a power up, or the unload timer had ex-
pired and stopped the machine. NOTE :
The machine may start at any time.
S
STARTING
--Machineistryingtostart.
S
OFF LOAD
-- Machine is running and off
loaded.
S
ON LOAD
-- Machine is running and
loaded.
S
FULL LD
-- Machine is running and fully
loaded. This state is only displayed if the
machine has a full load valve and under se-
quence control.
S
RMT STOP
-- Compressor is off but armed
to start. The machine will start when the re-
mote start contact is closed. NOTE : the
machine may start at any time.
S
SEQ STOP
-- Compressor is off but armed
to start. The machine will start when the se-
quencing conditions meet the criteria to
start. NOTE : the machine may start at any
time.
This default display appears as follows:
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