NSK MEGATORQUE M-ESB-YSB2020AB300 - Page 110

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5.2. Automatic Tuning
5.2.5. Minor Servo Adjustment (Tuning Level 2)
2) Press the (+) key several times observing motion of the Motor.
[+],[-],[ENT]
333( 222)
STEP1
_SG13
Pressing
SHIFT
-
+
-
+
• • •
,
Observe how the motion of Motor gets crisply as the response index decreases.
3) Keep pressing the (+) key, and eventually the Motor will start hunting, and then stop
reciprocating motion.
[+],[-],[ENT]
233( 123)
STEP1
_SG18
Pressing
SHIFT
-
+
-
+
• • •
,
4) Press the (-) key several times to lower the SG setting until the Motor stops hunting and starts
reciprocating motion.
[+],[-],[ENT]
253( 145)
STEP1
_SG16
-
+
-
+
• • •
5) Decrease the SG to 80 % of SG value at where the Motor stopped hunting, and the Motor shows
stable motion in any position.
[+],[-],[ENT]
263( 156)
STEP1
_SG13
6) Press the ENT key to complete the adjustment.
263( 156)
STEP1
SG13
:_
ENT