Carrier 19XR,XRV Hermetic Centrifugal Liquid Chillers - Manual (Page 24)

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Table 2 — CVC/ICVC Display Data (cont)
EXAMPLE 4 — COMPRESS DISPLAY SCREEN
To access this display from the CVC/ICVC 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 shown with (**) shall support write operations
for the CVC/ICVC only.
EXAMPLE 5 — HEAT_EX DISPLAY SCREEN
To access this display from the CVC/ICVC 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 shown with (**) shall support write operations
for the CVC/ICVC only.
DESCRIPTION STATUS UNITS POINT
Actual Guide Vane Pos 0-100 % GV_ACT
Guide Vane Delta 0-100 % GV_DELTA
**Target Guide Vane Pos 0-100 % GV_TRG
Oil Sump Temp –40-245 DEG F OILT
**Oil Pump Delta P –6.7-200 ^PSI OILPD
Comp Discharge Temp –40-245 DEG F CMPD
Comp Thrust Brg Temp –40-245 DEG F MTRB
Comp Motor Winding Temp –40-245 DEG F MTRW
Spare Temperature 1 –40-245 DEG F SPARE1
Spare Temperature 2 –40-245 DEG F SPARE2
Oil Heater Relay 0/1 OFF/ON OILH
Diffuser Actuator 0-100 % DIFF_ACT
**Target VFD Speed 0-100 % VFD_OUT
**Actual VFD Speed 0-110 % VFD_ACT
Surge Protection Counts 0-5 SPC
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 F LCW
Chilled Water Delta T –6.7-420 ^F CHW_DT
Chill 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
Surge / HGBP Active? 0/1 NO/YES SHG_ACT
Active Delta P 0-200 PSI dp_a
Active Delta T 0-200 DEG F dt_a
Surge / HGBP Delta T 0-200 DEG F dt_c
Head Pressure Reference 0-100 % hpr
Evaporator Saturation Temp
(ICVC only) –40-245 ^F EST
MENU
STATUS
COMPRESS
SELECT
MENU
STATUS
HEAT_EX
SELECT