VAC D500, Руководство пользователя

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Possible error messages
No. Priority Fault message Possible cause Troubleshooting the Instrument
F C S M
Group
1 90 Position measurement
Failure*
Defective position sensor Replace position sensor X Sensor
2 91 Valve blocked Friction too high Valve requires maintenance X Actuator
3 50 Positioning timeout - Check
valve maintenance Positioning time up-scaled
friction high Valve requires maintenance X Actuator
4 51 Positioning unstable Change disturbance variables Select ‘Adaptive Control’ mode X Configuration
5 49 Position out of travel range Mounting kit is bent Check mounting conditions X Process
6 52 Zero-Point displacement Valve seat is damaged Valve requires maintenance X Process
7 43 kp up exceeded Friction too high Valve requires maintenance X
8 44 kp Down exceeded Friction too high Valve requires maintenance X
9 92 Setpoint failure electronics Faulty electronics Replace electronics X Electronics
10 70 Setpoint out of range Defective DCS card Replace DCS card X Special
Requirements
11 80 Device not calibrated Auto adjust has not yet been
executed Execute auto adjust X Configuration
12 79 Controller inactive Test function activated Test function deactivated X
13 53 Stroke counter limit
exceeded Many valve strokes Valve requires maintenance X
14 54 Travel counter limit
exceeded Many valve strokes or vibrating
valve Valve requires maintenance X
15 55 Electronic temperature
measurement failure
Temperature sensor defective Replace electronics X Electronics
16 71 Electronic temperature out
of limits
Temperature is too high or too
low Check mounting conditions X Special
Requirements
17 94 Configuration data failure Output piping mixed up Check mounting conditions X Actuator
18 95 Electronics - NV chip defect Faulty electronics Replace electronics X Electronics
19 96 Non volatile data defect Faulty electronics Replace electronics X Electronics
20 56 Leakage during operation Leakage in actuator, piping,
connections, or positioner
Start leakage test X Actuator
21 57 Leakage chamber 1 Leakage in chamber 1 of the
actuator or pneumatics output
line 1 Check chamber 1 of the actuator or
pneumatics output line 1 X Actuator
22 58 Leakage chamber 2 Leakage in chamber 2 of the
actuator or pneumatics output
line 2 Check chamber 2 of the actuator or
pneumatics output line 2 X Actuator
* If the ‘positioning timeout’ alarm has been set, the positioner monitors if the position changes more than 0.1 % over 5 seconds. If not, a ‘Valve Blocked’
diagnosis notice is output. No alarm is output in the end position.