Mitsubishi Electric MELSEC Q Series User Manual page 212

10 FUNCTION DETAILS
Select "1: Valid (Used absolute position detection system" in
detection system" of servo parameter to use as the absolute position system.
Be sure to install a battery for retaining the location of the OPR in the servo amplifier.
POINT
When the servo parameter "
from "1: Valid (Used absolute position detection system" to "0: Invalid (Used in
incremental system)", the established machinery position before change becomes
invalid. Execute again the OPR to used as the absolute position system.
Absolute position detection system" is changed
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MELSEC-Q
Absolute position
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