Emerson Vilter Vission 20/20 Operation And Service Manual page 4

Section Title
Overview ............................................................................................................................................... 4-1
Figure 4-1. Main Screen.......................................................................................................................... 4-1
Top Status Bar ........................................................................................................................................ 4-2
Figure 4-2. Top Status Bar ...................................................................................................................... 4-2
Parameter Bar ........................................................................................................................................ 4-3
Figure 4-3. Parameter Bar ...................................................................................................................... 4-3
Figure 4-4. Unit Start Pop-Up Window ................................................................................................... 4-4
Bottom Status Bar .................................................................................................................................. 4-5
Figure 4-5. Bottom Status Bar ................................................................................................................ 4-5
Splash Screen ......................................................................................................................................... 4-6
Figure 4-6. Splash Screen ....................................................................................................................... 4-6
Overview ............................................................................................................................................... 5-1
Navigation Buttons ................................................................................................................................ 5-1
Figure 5-1. Menu Screen ........................................................................................................................ 5-1
Figure 5-2. Menu Screen with Remote Oil Cooler Enabled....................................................................... 5-2
Overview ............................................................................................................................................... 6-1
Suction Pressure Control and Process Temperature Control ................................................................... 6-1
Figure 6-1. Compressor Control Screen - Suction Pressure Control ......................................................... 6-1
Auto-Cycle ............................................................................................................................................. 6-2
Figure 6-2. Compressor Control Screen - Process Temperature Control .................................................. 6-2
Figure 6-3. Proportional Band & Setpoint ............................................................................................... 6-3
Variable Frequency Drive (VFD) .............................................................................................................. 6-4
Figure 6-4. Compressor Control Screen - VFD Settings Control ............................................................... 6-4
Figure 6-5. VFD One-Step Control Method ............................................................................................. 6-5
Figure 6-6. VFD Two-Step Control Method ............................................................................................. 6-5
Pumpdown Control................................................................................................................................ 6-6
Figure 6-7. Compressor Control Screen - Pumpdown/Pulldown Control ................................................ 6-6
Pulldown Control ................................................................................................................................... 6-7
Control Mode......................................................................................................................................... 6-8
Figure 6-8. Compressor Control Screen - Misc. 1 (Control Mode) ............................................................ 6-8
Stop load & Force unload ....................................................................................................................... 6-8
Figure 6-9. Compressor Control Screen - Misc. 2 (Economizer & Hot Gas Bypass Control) ....................... 6-9
Capacity Slide Triggered Outputs ........................................................................................................... 6-9
Volume Slide Position Offset .................................................................................................................. 6-10
Soft Load ............................................................................................................................................... 6-10
Load Anticipating ................................................................................................................................... 6-10
Oil Control ............................................................................................................................................. 6-11
Figure 6-10. Compressor Control Screen - Oil Control & Liquid Injection Control .................................... 6-11
Liquid Injection ...................................................................................................................................... 6-11
Overview ............................................................................................................................................... 7-1
Alarms and Trips Setpoints ..................................................................................................................... 7-1
Figure 7-1. Alarms and Trips Screen - Page 1 ........................................................................................... 7-1
Figure 7-2. Alarms and Trips Screen - Page 1 as Level 2 User .................................................................... 7-2
Figure 7-2. Alarms and Trips Screen - Page 2 ........................................................................................... 7-3
Figure 7-2. Alarms and Trips Screen - Page 3 .......................................................................................... 7-4
Compressor Inhibits ............................................................................................................................... 7-5
Safety Failure Messages ......................................................................................................................... 7-5
TOC - 2
Table of Contents
Section 4 • Main Screen
Section 5 • Menu Screen
Section 6 • Compressor Control
Section 7 • Alarms and Trips
Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9
Section Number