Mitsubishi Electric MELSERVO-J5 User Manual page 357

Encoder output pulse setting
Set [Pr. PC19.1 Encoder output pulse setting selection]. Set the number of output pulses according to the set value.
■When [Pr. PC19.2] = "0" (servo motor-side encoder)
Setting value of [Pr. For rotary servo motors and direct drive motors
PC19.1]
"0" (output pulse setting) Set the output pulses per revolution with [Pr. PA15 Encoder
output pulses].
If [Pr. PC19.2] is set to "1" (load-side encoder), [AL. 037
Parameter error] occurs.
Output pulse = Setting value of [Pr. PA15] [pulse/rev]
"1" (dividing ratio setting) Set the dividing ratio to the resolution per servo motor
revolution with [Pr. PA15].
Output pulse =
"2" (the same output pulse Feedback pulses from the encoder are processed and output as follows.
setting as the command Feedback pulses are output in the same pulse unit as the command pulse.
pulse)
The settings of [Pr. PA15] and [Pr. PA16 Encoder output pulses 2] are not used.
"3" (A-phase/B-phase pulse Set the A-phase/B-phase pulse electronic gear with [Pr. PA15]
electronic gear setting) and [Pr. PA16].
Output pulse =
Resolution per revolution ×
"4" (A/B-phase pulse through • When a servo amplifier with a firmware version earlier than
*1
output setting) B2 is being used, [AL. 037] occurs.
• A/B-phase pulses are output when an A/B/Z-phase
differential output type encoder is used. If a different
encoder is connected, [AL. 037] occurs.
• The setting value in [Pr. PC19.0 Encoder output pulse -
Phase selection] is not applied.
• The setting values in [Pr. PA15] and [Pr. PA16] are not
applied.
Output pulse = A/B-phase pulse of A/B/Z-phase differential
output type encoder [pulse]
*1 If this value is set when using the rotary servo motor, [AL. 037] occurs.
Resolution per revolution
[pulse/rev]
Setting value of [Pr. PA15]
Feedback pulse
Encoder
[Pr. PA06]/[Pr. PA07]
CDV
CMX
Setting value of [Pr. PA15]
[pulse/rev]
Setting value of [Pr. PA16]
For linear servo motors
The output pulse setting cannot be used. When "0" is set, the
condition is the same as when "1" is set.
Set the dividing ratio to the travel distance of the linear servo
motor with [Pr. PA15].
Travel distance of linear servo motor
Output pulse =
Setting value of [Pr. PA15]
Output pulse
Set the A-phase/B-phase pulse electronic gear with [Pr. PA15]
and [Pr. PA16].
Output pulse =
Setting value of [Pr. PA15]
Travel distance of
×
linear servo motor
Setting value of [Pr. PA16]
• A/B-phase pulses are output when an A/B/Z-phase
differential output type encoder is used. If a different
encoder is connected, [AL. 037] occurs.
• The setting value in [Pr. PC19.0 Encoder output pulse
phase selection] is not applied.
• The setting values in [Pr. PA15] and [Pr. PA16] are not
applied.
Output pulse = A/B-phase pulse of A/B/Z-phase differential
output type encoder [pulse]
4 APPLICABLE FUNCTIONS
4.15 A/B/Z-phase pulse output function
4
[pulse]
[pulse]
355