E5AX-P

E5AX-P

7

Motor Calibration: calb

The following setting are used to set the opening/closing time for controlling valves. Always set the following parameters when installing the

controller. If a display is required for valve position, set the open and close positions at the same time.

–200

sl–l

calb

fr–l

fr–l

mot

30

Press a.

Press a.

Press a.

Press a.

Press the UP and Down

keys simultaneously.

Lower setting limit

Motor calibration display

Count value

Count value

Fully open position

Fully close position

Fully open/close time

PV

SV

a

Settings when Not Using a Potentiometer (No Valve Position

Display)

1. Turn on power and press the Level Key for at least two

seconds. sl–l will be displayed. Then press the Display Key

until calb is displayed.

This is the initial mode when power is turned on for the first

time.

2. Simultaneously press the Up and Down Keys for at least one

second. fr–h will be displayed and the OPEN output will turn

ON.

3. Press the Display Key. fr–l will be displayed, the OPEN output

will turn OFF, and the CLOSE output will turn ON.

4. Press the Display Key. mot will be displayed and the CLOSE

output will turn OFF. While mot is displayed, use the Up and

Down Keys to set the fully open/close time to a value between

1 and 999 s in the units of 1 s.

5. Press the Display Key. sl–l will be displayed and motor

calibration will be complete. Press the Level Key for at least

two seconds, confirm that in–t is displayed, and then press

the Level Key again for at least two seconds to display the

process value and return to the initial display mode.

Settings with a Potentiometer (with Valve Position Display)

1. Turn on power and press the Level Key for at least two

seconds. sl–l will be displayed. Then press the Display Key

until calb is displayed.

This is the initial mode when power is turned on for the first

time.

2. Simultaneously press the Up and Down Keys for at least one

second. fr–h will be displayed, the OPEN output will turn ON,

and the valve will start to open. Press the Display Key as soon

as the valve stops by the limit switch built into the motor. The

count value for the fully open position will be set.

3. Press the Display Key. fr–l will be displayed, the OPEN output

will turn OFF, the CLOSE output will turn ON, and the valve

will start to close. Press the Display Key as soon as the valve

stops by the limit switch built into the motor. The count value

for the fully close position will be set.

4. Press the Display Key. mot will be displayed and the CLOSE

output will turn OFF. The automatically set fully open/close

time will be displayed. Use the Up and Down Keys to adjust

the setting if required (value must be between 1 and 999 s in

the units of 1 s).

5. Press the Display Key. sl–l will be displayed and motor

calibration will be complete. Press the Level Key for at least

two seconds, confirm that in–t is displayed, and then press

the Level Key again for at least two seconds to display the

process value and return to the initial display mode.

WARNING

Never calibrate the motor during control operation. Make sure

that control operations have been stopped before calibrating.

Note:

1. The output mode cannot be changed in motor calibra-

tion mode.

2. If the fully open position is less than the fully closed posi-

tion, the value position will not be displayed and the dis-

play will show “a––– ” for automatic and “m––– ” for manu-

al operation. If a potentiometer is not being used for

feedback, press the Display Key at steps 2 and 3 without

regarding the position of the valve and then set the fully

open/close time. Here too, the display for value position

will show “a––– ” for automatic and “m––– ” for manual

operation.