Emerson
VISSION 20/20
service manual
Trend Chart
Alarms and Trips
Indicators
Proper Wire Sizing
Problem Reason Solution
Low Control Temperature Fail
Safety
Dipswitches
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10
Page 9
Page 11
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Page 9
Page 11
Contents
Control Panel
Page
Important Note
Page
Touch Screen LCD Display
Optional Analog Input Jumper Tables
Standard Vilter Warranty
Page
Operational Flow Charts
Page
Proper Wire Sizing
Voltage Source
Voltage Source
Grounding
Mixing Voltages
Wiring Methods
DON’T
Touch Screen
Description Type
Liquid Injection #2 Output Not Defined
Page
Analog Inputs
Page
Compressor VFD 20 mA Condenser VFD Slide Valve Position
Main Screen
Touch Screen LCD Display
Menu Button
Indicators
LOG on Button
Menu Screen
Page
Compressor Control
Time Proportioning Control
Auto-Cycle Setpoints
Other Setpoints That Might be Required for Motor PID Control
Pump-down
Pull-down
Misc. Control
Page
Page
Alarms and Trips Screen
Page
Alarms and Trips
Page
Timers
Page
Timers
Service Options
Instrument Calibration
Slide Calibration
Remove Cover Press Down On Photochopper
Command Shaft Rotation Capacity Volume INC DEC CCW
Slide Valve Operation
Slide Valve Trouble Shooting Guide
Problem Reason Solution
Problem
Replace the actuator. See above
Trend Chart
Event List Screen
Input / Output States
Configuration Screens
Page
Page
Maintenance Screen
Log In Screen
Screen to Add Users
User Level
Suction Pressure SP#1 Fail
Percent Volume Fail
Low Control Temperature Fail
Suction Pressure SP#2 Fail
Low Oil Pressure Fail
Auxiliary Safety#1 Input Fail
Low Start Oil Pressure Fail
Low Oil Injection Temp Fail
Vission 20/20 Troubleshooting Guide
Dipswitches
Digital & Analog Boards
Dipswitch Position
Digital Output #2
Digital Input
Digital Input/Output #1
Digital Input/Output #2
POSITION-1
JP-16 JP-19 JP-22 JP-27 JP-28 JP-29 JP-30 JP-31
POSITION-2
Jumper Position
Analog Output
Optional Analog Input Jumper Tables
Channel #6 Signal
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