Checking Current Loop; Checking Contact I/O; Checking Contact Output - YOKOGAWA ZR22G User Manual

7.10

Checking Current Loop

The set current can be output as an analog output.
(1) "Converter menu" > "Maintenance"
(2) Select "Loop check setting".
(3) Set AO1 test output, AO2 test output on "Loop check setting".
(4) Select "Test validity AO1/AO2". Check an item to enable. Press the save icon to store the
data.
(5) Press the save icon on the Loop check setting. Preset current starts to output.
(6) When you exit the maintenance screen, Test validity AO1/AO2 turns off.
Figure 7.10
7.11

Checking Contact I/O

Conduct the contact input and output checking as well as operational checking of the solenoid
valves for automatic calibration.
7.11.1

Checking Contact Output

To check the contact output, follow these steps:
(1) "Converter menu" > "Maintenance"
(2) Select "Contact check".
(3) Select "Contact output" on the "Contact check".
(4) On the "Contact output", select "Test output DO1 to DO4" and check on the test output.
Press the save icon and fix the item.
(5) On the "Contact output", select "Test validity DO1 to DO4" and check on the test validity
output .Press the save icon and fix the selection of test validity.
Current loop check
<7. Startup>
IM 11M12G01-02EN 1sh Edition : Mar. 25, 2021-00
7-9