Thermo Electron Polysonics SX30, Руководство пользователя

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Troubleshooting & Maintenance
General Troubleshooting
5-2 Polysonics SX30 User Guide Thermo Electron Corporation
Table 5–2. Learn mode warnings & corrective actions
Warning Corrective Action
Invalid Signal,
Can’t Learn
1. Refer to Table 5–1 and complete actions A–D, checking the meter
after performing each action to see if the problem was corrected.
2. Contact Thermo.
No Flow,
Can’t Learn
1. Check for flowing fluid.
2. Make sure the pipe is full.
3. Check connections.
4. Restart meter. See if warning clears.
5. Contact Thermo.
Warning Low
S Strength
1. Turn meter off.
2. Refer to Table 5–1 and complete actions A–D, checking the meter
after performing each action to see if the problem was corrected.
3. Contact Thermo.
Warning Poor
S Quality
1. Go into operating mode.
2. Check the FFT.
Warnings displayed while the meter is in operating mode contain a level of
severity (Table 5–3) and a reason for the warning (Table 5–4).
Table 5–3.
Warning Level of Severity
Warning Flow reading marginal
Alarm Flow reading unreliable
Failed/No Flow Meter will not read flow and will read zero until fault clears
Table 5–4. Operating mode warnings & corrective actions
Warning Corrective Action
PQ – Poor
Signal Quality
1. Check the FFT.
2. Refer to Table 5–1 and complete actions B–D, checking the meter
after performing each action to see if the problem was corrected.
3. Contact Thermo.
FS – Failed
Signal Status
1. Refer to Table 5–1 and complete actions B–D, checking the meter
after performing each action to see if the problem was corrected.
2. Check the FFT.
3. Contact Thermo.
IS – Invalid
Signal
1. Check the FFT.
2. Contact Thermo.
Operating Mode
Warnings