Canon GC-251 - page 69

CANON Digital Galvano Scanner System KP-1SM Series + GC-251

Users Manual 1.00

Parameter ID 10 Parameter

Name Encoder Periodicity

Data Encoder periodicity (Unit: pulse)

Return Value 0: Parameter setting successful

1: Parameter setting unsuccessful

Explanation This parameter is used to set the number of pulses per rotation of the motor encoder.

KP-1SM30,KP-1SM100: 83328 pulses

Whenever the motor model is changed, the setting of this parameter should be

changed.

Command

/Parameter

Parameter ID 11 Parameter

Name Sampling Time

Data Sampling period (Unit: ns)

Return Value 0: Parameter setting successful

1: Parameter setting unsuccessful

Explanation This parameter is used to set the sampling interval of the controller.

The usual value is 10000 for 10 μs.

Note: This parameter usually requires no change.

Command

/Parameter

Parameter ID 12 Parameter

Name Origin Clearance Timing (Head 1)

Data Origin clearance timing (0 or 1)

Return Value 0: Parameter setting successful

1: Parameter setting unsuccessful

Explanation This parameter is related to origin detection.

The value checked by “Command ID = 101: Counter Clear Timing” is set.

Each motor has a unique value.

Note: An appropriate value is set at shipping. When only the motor is replaced, the

value should be checked and set by a command.

The Origin Clearance Timing (Head 2) parameter should be set at the same time.

Command

/Parameter

Counter Clear Timing (Command ID = 101)

A1C101/ 0 (Axis 1 Head 1)

Set the value checked above.