IM-P706-03 CTLS Issue 1
33
SP7-20 Smart Positioner
4.4 Standard automatic adjustment
Note : Standard Auto Adjust does not always result in optimum control conditions.
Standard automatic adjustment for linear actuators*
1. MODE Press and hold until ADJ_LIN is displayed.
2. MODE Press and hold until the countdown ends.
3. Release MODE; this starts Auto-adjust.
Standard automatic adjustment for rotary actuators*
1. ENTER Press and hold until ADJ_ROT is displayed.
2. ENTER Press and hold until the countdown ends.
3. Release ENTER; this starts Auto-adjust.
If Auto-adjust is successful, the parameters will be stored automatically and the positioner will revert to
operating mode 1.1.
If an error occurs during Auto-adjust, the process will be terminated with an error message.
Perform the following steps if an error occurs:
1. Press and hold down operating button ARROW UP or ARROW DOWN for approximately three seconds.
The unit will switch to the operating level, mode 1.3 (manual adjustment within the measuring range).
2. Check mechanical mounting in accordance with Mechanical Mounting on page XX and repeat the
standard automatic adjustment.
* The zero position is determined automatically and saved during standard automatic adjustment, counter-
clockwise (CTCLOCKW) for linear actuators and clockwise (CLOCKW) for rotary actuators.
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