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19XR,XRV Hermetic Centrifugal Liquid Chillers 50/60 Hz With PIC II Controls and HFC-134a

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19XR,XRV Hermetic Centrifugal Liquid Chillers 50/60 Hz With PIC II Controls and HFC-134a ( 19xrxrv-hermetic-centrifugal-liquid-chillers-50-60-hz-with-p )

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EXAMPLE 19 — SETUP2 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 SETUP2 . 6. Press SELECT . DESCRIPTION Capacity Control DEFAULT Table 2 — CVC Display Data (cont) STATUS UNITS POINT 2-10 2-10 1-3 30-100 0-1 0-78 0-100 0-78 0-100 0-78 0-100 15-22 0/1 0.1-1.5 1-5 65-100 90-100 0-99999 % DSABLE/ENABLE % % % % % % mA DSABLE/ENABLE % % % Amps gv_inc gv_dec gw_ecw gv_lim diff_opt gv_25 df_25 gv_50 df_50 gv_75 df_75 diff_ma vfd_opt vfd_gain vfd_step vfd_min vfd_max vfdlim_i Proportional Inc Band 6.0 Proportional DEC Band 6.0 Proportional ECW Band 2 Guide Vane Travel Limit 80 Diffuser Control Diffuser Option DSABLE Guide Vane 25% Load Pt 25 Diffuser 25% Load Point 0 Guide Vane 50% Load Pt 50 Diffuser 50% Load Point 0 Guide Vane 75% Load Pt 75 Diffuser 75% Load Point 0 Diffuser Full Span mA 18 VFD Speed Control VFD Option DSABLE VFD Gain 0.75 VFD Increase Step 2 VFD Minimum Speed 70 VFD Maximum Speed 100 VFD Current Limit 250 NOTE: No variables are available for CCN read or write operation; forcing shall not be supported on service screens. EXAMPLE 20 — LEAD/LAG 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 LEAD/LAG 6. Press SELECT . DESCRIPTION Lead Lag Control LEAD/LAG: Configuration DSABLE=0, Lead=1 LAG=2, STANDBY=3 Load Balance Option Common Sensor Option LAG % Capacity LAG Address LAG START Timer LAG STOP Timer PRESTART FAULT Timer STANDBY Chiller Option STANDBY % Capacity STANDBY Address NOTE: No variables are available for CCN read or write operation. . STATUS UNITS POINT 0-3 0/1 0/1 25-75 1-236 2-60 2-60 2-30 0/1 25-57 1-236 DSABLE/ENABLE DSABLE/ENABLE % MIN MIN MIN DSABLE/ENABLE % leadlag load/bal commsens lag_per lag_add lagstart lagstop preft stndopt stnd_per stnd_add DEFAULT 0 DSABLE DSABLE 50 92 10 10 5 DSABLE 50 93 31

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19XR,XRV Hermetic Centrifugal Liquid Chillers 50/60 Hz With PIC II Controls and HFC-134a

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