Table of Contents
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Diagnostic functions
Tests
Drive signal
diagram steady-
state
Drive signal dia-
gram hysteresis
Static character-
istic
Partial stroke test
(PST)
Full stroke test
(FST)
• Full scope of functions
¡ Function is performed, but not analyzed
– Function is not performed
EB 8389S EN
Open/Close
Control
(on/off)
valve
valve
1)
•
•
•
•
•
•
•
•
•
•
Analysis
Air supply
Leakage pneumatics
Actuator springs
Friction
Dead band
Overshooting
Dead time
T63
T89
Rise time
Settling time
Overshooting
Dead time
T63
T89
Rise time
Settling time
Description
See section
4.1, page 55
4.2, page 59
4.3, page 62
4.4, page 65
4.5, page 75
13
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