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Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.8.5153
TOC - 3
Section 10 • Compressor Sequencing
Overview ..........................................................................................................................................10-1
Pressure Control Setpoints ................................................................................................................10-1
Figure 10-1. Compressor Sequencing Screen ....................................................................................10-1
Section 11 • Condenser Control
Overview ..........................................................................................................................................11-1
Condenser Control Setpoint ..............................................................................................................11-1
Figure 11-1. Condenser Control Screen .............................................................................................11-1
Step Control ......................................................................................................................................11-2
Figure 11-2. Step Control Screen .......................................................................................................11-3
VFD Settings .....................................................................................................................................11-3
Section 12 • Service Options
Overview ..........................................................................................................................................12-1
Digital Outputs .................................................................................................................................12-1
Figure 12-1. Service Options Screen ..................................................................................................12-1
Analog Outputs ................................................................................................................................12-2
Section 13 • Instruments Calibration
Overview ..........................................................................................................................................13-1
Pressure and Temperature Inputs ......................................................................................................13-1
Figure 13-1. Instruments Calibration Screen .....................................................................................13-1
Motor Current ...................................................................................................................................13-2
Remote Capacity ..............................................................................................................................13-2
Analog Inputs ...................................................................................................................................13-2
Section 14 • Slide Calibration
Overview ..........................................................................................................................................14-1
Capacity Slide Valve Potentiometer ...................................................................................................14-1
Figure 14-1. Slide Calibration Screen .................................................................................................14-1
Volume Slide Valve Potentiometer ....................................................................................................14-2
Slide Valve Operation ........................................................................................................................14-2
Slide Valve Actuator Calibration for Optical Style Motors ...................................................................14-2
Figure 14-2. Photochopper ...............................................................................................................14-3
Command Shaft Rotation..................................................................................................................14-4
Table 14-1. Command Shaft Rotation Required By Actuator ..............................................................14-4
Slide Valve Troubleshooting Guide ....................................................................................................14-5
Table 14-2. Slide Valve Troubleshooting Guide ..................................................................................14-5
Slide Valve Actuator Troubleshooting Guide Blink Code ....................................................................14-7
Table 14-3. LED Blink Codes and Troubleshooting Guide ....................................................................14-7
Section 15 • Trend Chart
Overview ..........................................................................................................................................15-1
Chart Operation ................................................................................................................................15-1
Figure 15-1. Trend Chart Screen ........................................................................................................15-1
Trend Data Storage ...........................................................................................................................15-2
Setup ................................................................................................................................................15-3
Figure 15-2. Trend Setup Screen ........................................................................................................15-3
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