Wika TR31 Bedienungsanleitung PDF herunterladen (Seite 22)

14096788.01 07/2014 GB/D

22 WIKA operating instructions models TR31-3, TR31-K

6. Commissioning, operation

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Hysteresis on return to the measuring span

After the linear error limits have been exceeded, on return to the

measuring span, a hysteresis of 0.1 mA must be passed. This

hysteresis prevents the transmitter from jumping back and forth

between error and measuring mode.

Fault signal

Return from fault

signal

Return from fault

signal

3.8 ...

4 mA

20 ... 20.5 mA

4 ... 20 mA

3.8 mA 4 mA 20 mA 20.5 mA

3.9 mA 20.4 mA

Fault signal

Error limits and permissible measuring range

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 55 56

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Wika TR31 Bedienungsanleitung Seite 22