Multiturn Limit Disagreement Alarm (A.cc0) - YASKAWA E-7S SERVOPACK SGD7S Product Manual

6.7 Absolute Encoders

6.7.3 Multiturn Limit Disagreement Alarm (A.CC0)

Multiturn data
Information
6.7.3

Multiturn Limit Disagreement Alarm (A.CC0)

If you change the multiturn limit in Pn205 (Multiturn Limit), an A.CC0 alarm (Multiturn Limit Dis-
agreement) will be displayed because the setting disagrees with the value in the encoder.
Display
A.CC0
If this alarm is displayed, use the following procedure to change the multiturn limit in the
encoder to the same value as the setting of Pn205.
Applicable Tools
The following table lists the tools that you can use to set the multiturn limit and the applicable
tool functions.
Tool
Digital Operator Fn013
SigmaWin+
Serial com-
mand commu-
nications
Operating Procedure
Use the following procedure to adjust the multiturn limit setting.
1.
Click the
2.
Select Multiturn Limit Setting in the Menu Dialog Box.
The Multiturn Limit Setting Dialog Box will be displayed.
6-26
Default Setting
+32,767
Reverse
Forward
0
Number of
rotations
-32,768
The multiturn data will always be 0 in the following cases. It is not necessary to reset the
absolute encoder in these cases.
• When you use a single-turn absolute encoder
• When the encoder is set to be used as a single-turn absolute encoder (Pn002 = n.2)
Absolute encoder-related alarms (A.810 and A.820) will not occur.
Name
/ALO1
Multiturn Limit Dis-
agreement
ON (low) OFF (high) ON (low)
Function
−
Setup Multiturn Limit Setting
MLTLIMSET utility command
Servo Drive Button in the workspace of the Main Window of the SigmaWin+.
Not Default Setting
Setting of Pn205
Multiturn data
0
Alarm Code Output
/ALO2 /ALO3
Σ-7-Series Digital Operator Operating Manual
(Manual No.: SIEP S800001 33)
Operating Procedure on page 6-26
Monitor and Utility Function Commands on page 14-32
Reverse
Forward
Number of
rotations
Meaning
Different multiturn limits are set in the
encoder and SERVOPACK.
Operating Procedure Reference