30
Table 3 — CVC Display Data (cont)
EXAMPLE 8 — SETPOINT DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press
.
2. Press
(Base Demand Limit will be highlighted) .
3. Press
.
NOTE: No variables are available for CCN read operation; forcing shall not be supported on setpoint screens.
EXAMPLE 9 — CAPACITY DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press
.
2. Press
.
3. Scroll down to highlight
.
4. Press
.
5. Scroll down to highlight
.
NOTE: All variables with CAPITAL LETTER point names are available for CCN read operation;
forcing shall not be supported on maintenance screens.
DESCRIPTION
STATUS
UNITS
POINT
DEFAULT
Base Demand Limit
40-100
%
DLM
100
Control Point
LCW Setpoint
10-120
DEG F
lcw_sp
50.0
ECW Setpoint
15-120
DEG F
ecw_sp
60.0
Ice Build Setpoint
15-60
DEG F
ice_sp
40.0
Tower Fan High Setpoint
55-105
DEG F
tf2_sp
75
DESCRIPTION STATUS
UNITS
POINT
Entering Chilled Water
–40-245
DEG F
ECW
Leaving Chilled Water
–40-245
DEG F
LCW
Capacity Control
Control Point
7-120
DEG F
ctrlpt
Control Point Error
–99-99 ^F
cperr
ECW Delta T
–99-99 ^F
ecwdt
ECW Reset
–99-99 ^F
ecwres
LCW Reset
–99-99
^F lcwres
Total Error + Resets
–99-99 ^F
error
Slide Valve Delta
–2-2 %
svd
Slide Valve Load
0-5 SEC
SV_LD
Slide Valve Unload
0-5 SEC
SV_UNLD
Variable Index Relay
0-1 OFF/ON
VARINDEX
Target VFD Speed
0-100 %
VFD_IN
Actual VFD Speed
0-100 %
VFD_ACT
VFD Gain
0.1-1.5
vfd_gain
Demand Limit Inhibit
0-1 % DEM_INH
Amps/kW Ramp
0-100 %
DEMLIM
MENU
SETPOINT
SELECT
MENU
SERVICE
CONTROL ALGORITHM STATUS
SELECT
CAPACITY
Содержание 23XL
Страница 18: ...18 Fig 15 Control Panel Fig 16 Power Panel ...
Страница 51: ...51 Fig 31 23XL Leak Test Procedure ...
Страница 52: ...52 Fig 32 Typical Optional Pumpout System Piping Schematic with Storage Tank TC Frame 1 and 2 Chillers ...
Страница 53: ...53 Fig 33 Typical Optional Pumpout System Piping Schematic With Storage Tank TD Frame 4 Chillers ...
Страница 54: ...54 Fig 34 Typical Optional Pumpout System Piping Schematic Without Storage Tank TC Frame 1 and 2 Chillers ...
Страница 55: ...55 Fig 35 Typical Optional Pumpout System Piping Schematic Without Storage Tank TD Frame 4 Chillers ...
Страница 99: ...99 Fig 49 Benshaw Inc Solid State Unit Mounted Starter Wiring Schematic Low Voltage ...