18
EB 8389 EN
Operation
Diagnostic
functions
Control
valve
Open/
Close
(on/off)
valve
1)
Analysis
See section
Tests
Drive signal
diagram, steady-
state
•
•
Air supply
Leakage pneumatics
Actuator springs
Drive signal
diagram hysteresis
•
•
Friction
Static
characteristic
•
•
Dead band
Partial stroke test
(PST)
•
•
Overshooting
Dead time
T63
T98 (Types 3730-2/-4/-5,
Types 3731-3/-5)
Rise time
Settling time
Full stroke test
(FST)
•
•
Overshooting
Dead time
T63
T98 (Types 3730-2/-4/-5,
Types 3731-3/-5)
Rise time
Settling time
Leakage
sensor
1), 2), 3), 4), 5)
•
•
Inner (seat) leakage
• Full scope of functions
¡
Function is performed, but not analyzed
– Function is not performed
1)
Not Type 3730-4
2)
Not Type 3730-5 (1.5x)
3)
Not Type 3730-5 (1.6x)
4)
Not Type 3731-3
5)
Not Type 3731-5
Содержание TROVIS 3730-3
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