28
Table 3 — CVC Display Data (cont)
EXAMPLE 4 — COMPRESS DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press .
2. Press .
3. Scroll down to highlight
.
4. Press .
NOTE: All variables with CAPITAL LETTER point names are available for CCN read operation;
those with (**) shall support write operations for CVC only.
EXAMPLE 5 — HEAT_EX DISPLAY SCREEN
To access this display from the CVC default screen:
1. Press .
2. Press .
3. Scroll down to highlight
.
4. Press .
NOTE: All variables with CAPITAL LETTER point names are available for CCN read operation;
those with (**) shall support write operations for CVC only.
DESCRIPTION STATUS UNITS POINT
Slide Valve Load
0-5 SEC
SV_LD
Slide Valve Unload
0-5 SEC
SV_UNLD
Manual SV Load/Unload
–10-10 SEC
SV_MAN
Slide Valve Duty Cycle
–100-100
% SV_DUTY
**Oil Delta P
–6.7-200
PSI OILPD
Oil Pressure Required
0-20 PSI OILP__REQ
Oil Filter Data
0-120
PSI OILF_PD
Oil Sump Temperature
–40-245
DEG F
OILT
Oil Heater Relay
0/1 OFF/ON
OILH
Comp Motor Winding Temp
–40-245
DEG F
MTRW
Rotor Inlet Temperature
–40-245
DEG F
ROTOR _ T
Discharge Temperature
–40-245
DEG F
CMPD
Discharge Superheat
–40-245 ^F
SUPRHEAT
Variable Index Relay
0/1
OFF/ON
VAR_INDX
Target VFD Speed
1-100
% VFD_OUT
Actual VFD Speed
0-110
% VFD_ACT
Stall Protection Counts
0-5
spc
Spare Temperature 1
–40-245
DEG F
SPARE1
Spare Temperature 2
–40-245
DEG F
SPARE2
DESCRIPTION STATUS UNITS POINT
**Chilled Water Delta P
–6.7-420
PSI
CHW_PD
Entering Chilled Water
–40-245
DEG F
ECW
Leaving Chilled Water
–40-245
DEG G
LCW
Chilled Water Delta T
–40-245
^F
CHW_DET
Chil Water Pulldown/Min
–20-20
^F
CHW_PULL
Evaporator Refrig Temp
–40-245
DEG F
ERT
**Evaporator Pressure
–6.7-420
PSI
ERP
Evaporator Approach
0-99
^F
EVAP_APP
**Condenser Water Delta P
–6.7-420
PSI
COND_PD
Entering Condenser Water
–40-245
DEG F
ECDW
Leaving Condenser Water
–40-245
DEG F
LCDW
Condenser Refrig Temp
–40-245
DEG F
CRT
**Condenser Pressure
–6.7-420
PSI
CRP
Condenser Approach
0-99
^F
COND_APP
Hot Gas Bypass Relay
0/1
OFF/ON
HGBR
Stall/HGBP Active?
0/1
NO/YES
SHG_ACT
Active Delta P
0-200
PSI
dp_a
Active Delta T
0-200
^F
dt_c
Stall/HGBP Delta T
0-200
^F
dt_c
Head Pressure Reference
0-100
%
hpr
MENU
STATUS
COMPRESS
SELECT
MENU
STATUS
HEAT_EX
SELECT