Dear all member of forum,

To increase availability and reliability of our rotating equipment, installed vibration online monitoring is urgently.

General schematic in vibration online are probe / sensor, proximitor or sensor cable, control panel / panel monitoring, and another tools such as conduit, etc.

Every new start-up or turn around in industrial process, we need re-adjust vibration online monitoring system or we called CALLIBRATION.

In this opportunities, i want to asking to all member of forum about :

1. What is term definition of callibration in vib online monitoring system?

2. What should i do, before iam doing callibration? Has any standard procedures form?

3. What should i must check in callibration? Do you have tips and trick?

4. Any kind standards?

Thanks for your kind attention.

Best regards,
Naratama
email : sketska@klaras.co.id or naratama@yahoo.com

quote:

Originally posted by Naratama:
1. What is term definition of callibration in vib online monitoring system?

2. What should i do, before iam doing callibration? Has any standard procedures form?

3. What should i must check in callibration? Do you have tips and trick?

4. Any kind standards?

Naratama, I can tell you what I have done here to a certain extent. I do not calibrate my equipment because we are not a nuclear facility or a refinery where critical safety is a factor but I do several things to ensure my system is functioning properly.
First, as well as monitoring vibration, I also monitor the gap voltage output of the accelerometers. Each one is different but the output is between 9 and 12.5 volts depending on the manufacturer and the quality of the sensor. If a sensor goes outside this range, there is an alarm to trigger inspection of the sensor. A damaged cable can be the problem.
Second, on a weekly basis, I reboot the stations that display the vibration data in the control rooms of the machine.
Third, monthly, I reset the processors.
As far as standards for vibration levels to be monitored you would need to get a copy of ISO 10816-3 (copyrighted) to set your levels unless you have been sufficiently trained to set them yourself. The ISO document can be helpful.
I don't use prox probes so I can't help you there.