Emerson 20/20 Manuel D’Utilisation

5 – 2

Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.8.5153

Section 5 • Menu Screen

Instrument calibration:
•  Navigates to the instrument calibration screen where 

the operator can calibrate all of the system sensors.

Slide calibration:
•  Navigates to the slide calibration screen where the 

operator can calibrate the capacity and volume slide 
actuators.

Trend chart:
•  Navigates to the trend chart screen where the opera-

tor can select up to four parameters for graphical his-
torical data trending.

Event list:
•  Navigates to the event list screen where the operator 

can view the systems events such as trips or alarms in 
descending chronological order.

Input/output states:
•  Allows viewing of the live data of all analog and digi-

tal input and outputs. Also allows viewing of a “snap 
shot” of all analog and digital input and outputs at 
the time of the last compressor fault event.

Auxiliary I/O
•  Navigates to the auxiliary I/O screen where an op-

erator can confi gure any auxiliary instruments or 
devices.

Confi guration:
•  Navigates to confi guration screens where the initial 

system parameters are confi gured.

Data backup:
•  Allows the operator to backup setpoints, confi gura-

tion parameters, and calibration settings to a USB 
memory device. In addition, this allows the restora-
tion of previously saved database fi les.

Main:
•  Navigates back to the main screen.