Table 2 — CVC Display Data (cont)
EXAMPLE 16 — OPTIONS DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press
MENU
.
2. Press SERVICE .
3. Scroll down to highlight EQUIPMENT SERVICE .
4. Press SELECT .
5. Scroll down to highlight OPTIONS .
DESCRIPTION
STATUS
UNITS
POINT
DEFAULT
Auto Restart Option
0/1
DSABLE/ENABLE
astart
DSABLE
Remote Contacts Option
0/1
DSABLE/ENABLE
r
contact
DSABLE
Soft Stop Amps Threshold
40-100
%
softstop
100
Surge/Hot Gas Bypass
Surge Limit/HGBP Option
0/1
srg
hgbp
0
Select: Surge = 0, HGBP = 1
Min. Load Point (T1/P1)
Surge/HGBP Delta T1
0.5-15
^ F
hgb
dt1
1.5
Surge/HGBP Delta P1
30-170
PSI
hgb
dp1
50
Full Load Point (T2/P2)
Surge/HGBP Delta T2
0.5-15
^ F
hgb
dt2
10
Surge/HGBP Delta P2
50-170
PSI
hgb
dp2
85
Surge/HGBP Deadband
0.5-3
^ F
hgb
dp
1
Surge Protection
Surge Delta % Amps
5-15
%
surge
a
10
Surge Time Period
7-10
MIN
surge
t
8
Ice Build Control
Ice Build Option
0/1
DSABLE/ENABLE
ibopt
DSABLE
Ice Build Termination
0-2
ibterm
0
0 = Temp, 1 = Contacts, 2 = Both
Ice Build Recycle
0/1
DSABLE/ENABLE
ibrecyc
DSABLE
Refrigerant Leak Option
0/1
DSABLE/ENABLE
DSABLE
Refrigerant Leak Alarm mA
4-20
mA
REF
LEAK
20
NOTE: No variables are available for CCN read or write operation.
EXAMPLE 17 — SETUP1 DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press
MENU
.
2. Press SERVICE .
3. Scroll down to highlight EQUIPMENT SERVICE .
4. Press SELECT .
5. Scroll down to highlight SETUP1 .
DESCRIPTION
STATUS
UNITS
POINT
DEFAULT
Comp Motor Temp Override
150-200
DEG F
mt
over
200
Cond Press Override
90-165
PSI
cp
over
125
Comp Discharge Alert
125-200
DEG F
cd
alert
200
Comp Thrust Brg Alert
165-185
DEG F
tb
alert
175
Chilled Medium
0/1
WATER/BRINE
medium
WATER
Chilled Water Deadband
.5-2.0
^F
cw
db
1.0
Evap Refrig Trippoint
0.0-40.0
DEG F
ert
trip
33
Refrig Override Delta T
2.0-5.0
^F
ref
over
3
Condenser Freeze Point
−20 - 35
DEG F
cdfreeze
34
Evap Flow Delta P Cutout
0.5 - 50.0
PSI
evap
cut
5.0
Cond Flow Delta P Cutout
0.5 - 50.0
PSI
cond
cut
5.0
Water Flow Verify Time
0.5-5
MIN
wflow
t
5
Oil Press Verify Time
15-300
SEC
oilpr
t
40
Recycle control
Recycle Restart Delta T
2.0-10.0
DEG F
rcycr
dt
5
Recycle Shutdown Delta
0.5-4.0
DEG F
rcycs
dt
1
SPARE ALERT/ALARM ENABLE
Disable=0, Lo=1/3,Hi=2/4
Spare Temp #1 Enable
0.4
sp1
en
0
Spare Temp #1 Limit
−40-245
DEG F
sp1
lim
245
Spare Temp #2 Enable
0-4
sp2
en
0
Spare Temp #2 Limit
-40-245
DEG F
sp2
lim
245
NOTE: No variables are available for CCN read operation; forcing shall not be supported on service screens.
29
Summary of Contents for HERMETIC CENTRIFUGAL LIQUID CHILLERS 19XR
Page 13: ...Fig 10 Control Panel Fig 11 Power Panel 13 ...
Page 47: ...Fig 25 19XR Leak Test Procedures 47 ...
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