Specifications

16
\\\
ICVC MENU ITEMS — To perform any of the operations
described below, the PIC III must be powered up and have
successfully completed its self test. The self test takes place
automatically, after power-up.
Press the softkey to view the list of menu struc-
tures: , , , and
.
• The STATUS menu allows viewing and limited calibra-
tion or modification of control points and sensors, relays
and contacts, and the options board.
• The SCHEDULE menu allows viewing and modification
of the local and CCN Time Schedules.
• The SETPOINT menu allows set point adjustments, such
as the ENTERING CHILLED LIQUID and LEAVING
CHILLED LIQUID set points.
• The SERVICE menu can be used to view or modify
information on the ALARM HISTORY, ALERT HIS-
TORY, CONTROL TEST, CONTROL ALGORITHM
STATUS, EQUIPMENT CONFIGURATION, VFD
CONFIG DATA, EQUIPMENT SERVICE, TIME
AND DATE, ATTACH TO NETWORK DEVICE,
LOG OUT OF DEVICE, AND ICVC CONFIGURA-
TION screens.
For more information on the menu structures, refer to
Fig. 18.
Press the softkey that corresponds to the menu structure to
be viewed: , , , or
. To view or access parameters within any of these
menu structures, use the and softkeys
to scroll to the desired item or table. Use the soft-
key to select that item. The softkey choices that then appear de-
pend on the selected table or menu. The softkey choices and
their functions are described below.
BASIC ICVC OPERATIONS (Using the Softkeys) — To
perform any of the operations described below, the PIC III
must be powered up and have successfully completed its self
test.
• Press to leave the selected decision or field with-
out saving any changes.
• Press to leave the selected decision or field and
save changes.
• Press to scroll the cursor bar down in order to
highlight a point or to view more points below the cur-
rent screen.
• Press to scroll the cursor bar up in order to
highlight a point or to view points above the current
screen.
• Press to view the next screen level (high-
lighted with the cursor bar), or to override (if allowable)
the highlighted point value.
• Press to return to the previous screen level.
• Press or to change the high-
lighted point value.
TO VIEW STATUS (Fig. 17) — The MAINSTAT table
shows the actual value of overall chiller status such as CON-
TROL MODE, RUN STATUS, AUTO CHILLED LIQ
RESET, and REMOTE RESET SENSOR.
1. On the menu screen, press to view the list
of point status tables.
23XRPIC3 MAINSTAT
POINT STATUS
Reset
Tripout
0.0 min
No
Alarm
Stop CONTRL
Open C
0.0 ^F
50.0 °F
55.7 °F
Run Status
Start Inhibit Timer
Occupied?
System Alert/Alarm
Chiller Start/Stop
Remote Start Contact
Temperature Reset
Control Point
Chilled Liquid Temp
Control Mode
Fig. 17 — Example of MAINSTAT Screen
a23-1602
MENU
STATUS
SCHEDULE
SETPOINT
SERVICE
STATUS
SCHEDULE
SETPOINT
SERVICE
NEXT
PREVIOUS
SELECT
QUIT
ENTER
NEXT
PREVIOUS
SELECT
EXIT
INCREASE
DECREASE
STATUS