Failure Detection; Disassembly Of Instrument; Service; Recalibration - ENSIM SENSORS ELC 21d Operating Manual

Level switch - conductivity type

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Table of Contents

3. Failure Delection

Breakdown

Fluid is leaking

High Resistance Output

Probe Does Not Produce

Resistance Output

If you find an error, try to eliminate it by using this table or send the instrument to our service address for repair.

The instrument should be repaired only by authorized service!

4. Disassembly of Instrument

Instrument should be disassembled while feeding and pressure is not available!

5. Service

The instrument does not require maintenance. If it is desired, residue accumulated inside should be blown according to kind of fluid and instrument can be cleaned

with soft cleaning solutions. Measures should be taken during the disassembly.

6. Re-Calibration

During long period usage of level switch, there might be deviations on measurements. In those cases, recalibration is recomended. Re-calibration could be made by your

technical staff or you could send to manufacturer company. According to IEC 60017, ex proof devices must be go through detailed inspection every 3 year from purchase

date.Respobsibility of inspections are belong to the user ( IEC: International Electrotechnical Commission)

7. Repair – Manufacturer Address

If irreparable breakdowns occur, the instrument should be sent to us for repair purpose. Before this, the instrument should be cleaned carefully and packaged

so as not to be broken. Furthermore, you should also add a detailed explanation which describes the breakdown while instrument is sent. If your instrument

contacts with harmful substances, decontamination report should be also sent additionally. In the event that instrument does not have any decontamination

report or our service department has doubts about instrument, repair process will not start until an acceptable report is sent.

If the instrument contacts with hazardous substances, necessary measures should be taken for decontamination!

Service -Manufacturer Company Name and Address:

LONCA MAK. SAN. TÝC. A.Þ. Ferhatpaþa Mah. Gazipaþa Cad. No: 104A Ataþehir - ÝSTANBUL - TÜRKÝYE

Phone:+90 216 50 50 555 Fax:+90 216 515 45 84 E-Mail: lonca@ensim.com.tr Web: www.ensim.com.tr

8. Disposal

The instrument should be disposed according to 2002/96/EC and 2003/108/EC European Directives (waste electrical and electronic instruments).

Waste electrical and electronic equipment should not be mixed with domestic wastes!

If the instrument has contacted with harmful substances, special attention should be paid for its disposal!

9. Terms of Warranty

The instrument has warranty legally for 24 months after delivery date. Warranty demands are not accepted in case of inappropriate operation, damage on the

instrument or any modification on the instrument.

10. Terms of Return

In the return of materials, user should send an open list related to damage or problem, malfunction of the material to be returned or its operation in the different

modification, with the instrument. If it is required to return the material, used in the dangerous, corrosive or toxic fluid, in this case, used part should be cleaned

very carefully. Security of personnel should be ensured. All products to be returned should be sent to our company address, which

we have stated.

Probable cause

-Pressure was applied above its value.

-Product was subjected to sudden pressure.

-Probes have short-circuited

- The wires used in process is not suitable

- Dirt has stacked on probes due to maintenance neglect

- Liquid might not be contacted.

- Plugs of the probe might be too relaxed.

- There migh be a break in process wire.

- Probe might be dissolved due to chemical substance.