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Flowserve NRS 2-4 User Manual

Page 12

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12

Table 1 measuring voltages

Measuring
voltage U

M

Decoding

0 V – 1 V

Malfunction in electrode supply cable (short circuit or interruption)

1 V – 4 V

Electrode exposed or fluid temperature

395 °C

4 V – 7 V

Electrode submerged,

HIGH

LEVEL

7 V

Malfunction in electrode (defective insulation seal, leaky stuffing box)