Checking the current generator
Although this setting is made in the factory, it is possible that the transmitter and
controller may have to be matched. In this case, proceed as follows
030
Figure 15: checking the current generator
1. Insert the blue and green plugs on the measurement lead into the + and –
multimeter sockets, respectively.
2. Insert the measurement lead plug into connector "A".
3. Use a small screwdriver to press the 4 mA adjust button "D".
The instrument then sends a 4 mA signal down the line. The multimeter
displays 400 mV.
4. On the controller (measurement and automation), check that the measurement
displayed corresponds to 0% of the measurement scale.
5. If some different value is displayed, keep pressing the button and adjust P1
("C").
6. Release the push-button "D". Remove the measurement lead when
adjustment is complete.
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