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1 PROPRIETARY
Martina Vega, Equipment Analyst, Windrock Inc.
Encoder Tips & Tricks
2 PROPRIETARY
Multi-Event or Shaft Encoder
Multi-Event Encoder Shaft EncoderPick up (Once per turn or tooth count) Mag Pick up (once per turn)Optical Optical (once per turn)
Shaft
3 PROPRIETARY
Shaft Encoder
4 PROPRIETARY
Things Included in the Encoder Kit
Two rods with different ends
Bungee cord
5 PROPRIETARY
Phased Data (Ideally)
6 PROPRIETARY
Problem
Encoder shaft slipping
Loss of RMP
7 PROPRIETARY
Problem (Slipping)
8 PROPRIETARY
Solutions
Inspect:– Shaft tip– Set up
Watch data
Consider:– Socket wretch – Mag pick up– Optical
9 PROPRIETARY
Inspect
Set up
Wear in tip
Tension on shaft
10 PROPRIETARY
Observe Data
• Watch for a few seconds the screen• Plot single traces
11 PROPRIETARY
Consider…
• The large tip over the small one• A second bungee cord• Socket wrench
• Mag pick up• Optical
12 PROPRIETARY
Problem (RPM Signal)
13 PROPRIETARY
Solutions
Unplug and plug again the encoder cable to the wireless transmitter and encoder.
Escape on data collection screen.
Turn off and on analyzer.
Connect the encoder cable from encoder to analyzer.
14 PROPRIETARY
Questions?
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