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Table des matières
DEPANNAGE
MARQUE LIVRES
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6 – 10
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Blank
Single Screw Compres
sor PLC Oper
ation Manual • Vilter/Eme
rson • 35391CM
1
2
...
77
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81
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87
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161
162
Single Screw Compressor PLC
1
Important Message
4
Table of Contents
5
List of Tables and Figures
10
HOW TO USE THIS MANUAL
13
ADDITIONAL IMPORTANT NOTES
13
Glossary of Terms
14
23 678 5
19
Wiring Requirements
21
Overview
23
Operational Descriptions and
24
Diagrams
24
COMPRESSOR STARTUP SEQUENCE
25
AUTO START-STOP
26
ANTI-RECYCLE
26
CAPACITY SLIDE CONTROL
26
OPERATING MODES
30
DISCHARGE
31
PRESSURE
31
SUCTION
31
VFD CAPCITY CONTROL
32
VOLUME SLIDE CONTROL
32
SAFETIES
32
EMERGENCY STOP
32
OIL HEATERS
33
OIL DRAIN SOLENOID
33
2-WAY OIL MIXING VALVE
34
OIL INJECTION VALVE
34
OIL COOLER TEMPERATURES
35
OIL COOLER STANDBY HEATER
35
EVAPORATIVE CONDENSER
37
OIL COOLER
38
CONDENSER
39
WATER COOLED GAS AFTERCOOLER
40
WATER COOLED CONDENSER
41
LIQUID INJECTION VALVE
42
VPLUS LIQUID INJECTION PUMP
43
DISCHARGE RECYCLE VALVE
44
ECONOMIZER SOLENOID(S)
45
HOTGAS BYPASS SOLENOID
45
VENTURI OIL RECOVERY
45
GAS SCRUBBERS
45
BUILDING ENCLOSURE DEVICES
46
PERIODIC SLIDE VALVE EXERCISE
46
Section 3 • Overview Screens
47
3 – 8 / Blank
54
Section 4 • HMI Navigation
55
4 – 10 / Blank
64
DATE AND TIME
66
REMOTE OPERATION
66
PANELVIEW CONFIGURATION
68
INITIAL RUNNING DATA
68
DEVICE NAMES
68
BACK TO MENU
68
Editing Device Names
69
INSTRUMENTATION
70
ALARM AND TRIP
71
Calibration Main Screen
73
Pressure Calibration Screen
74
CALIBRATE PRESSURE INSTRUMENT
75
OPTION 1
75
OPTION 2
75
Slide Calibration Screen
78
Figure 6-8. Actuator Assembly
80
Figure 6-9. Photo-chopper
81
6 – 10 / Blank
82
Setpoints and Control Screens
83
Compressor Control Setpoints
84
MAIN MOTOR VFD
86
DISCHARGE PRESSURE CONTROL
87
CAPACITY SLIDE VALVE
87
AUTO START/STOP
88
ANTI-RECYCLE
89
START UP
89
SHUT DOWN
89
PART TIME OIL PUMP
90
LOAD LIMITS
90
VOLUME SLIDE ADJUSTMENT
90
MAIN MOTOR FLA
90
OIL SEPARATOR HEATERS
90
7 – 10 / Blank
92
Alarm and Trip Setpoints
93
Oil Mixing Valve Screen
95
Aftercooler Screens
98
Condenser Screens
101
Volume Slide Details Screen
107
Start Menu Popup Screen
108
IO/Comms Diagnostics Screen
109
Event List Screen
110
10 – 6 / Blank
114
Alarm Listing
115
Alarm Message Cause(s) Notes
117
Trip Listing
123
Trip Message Cause(s) Notes
124
Status Message Notes
130
Troubleshooting
134
Communication with a Central
135
Controller/DCS
135
Compressor PLC
135
Pressure Units
136
Temperature Units
136
Alarm and Trip Data
142
Interface Tag Description
143
Status Data
150
States of Discrete I/O
154
Table 12-8. State Indicator
159
Table 12-9. Mode Indicator
159
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