Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 User Manual

Page 233

Advertising
background image

210

Functions for Servo Drivers Compatible with Absolute Encoders

Section 7-7

Note

Adjust the timer value of TIMH(15) instruction (10 ms timer) to match to the
system requirements (such as the absolute encoder's resolution setting).
When more precision is required, use the TMHH(540) instruction (1 ms timer).

000000

(000000)

0.00

SET

A610.07

0.01

000001

(000003)

0.00

SET

2.00

000002

(000005)

Counter starts 50 ms after SEN output

A610.07

010

#5

A610.00

000003

(000009)

Preset the PV to the CNT 40 ms after reading ABS No. of rotations

1-Servo operation after completing ABS PV preset

2.00

A610.07

A608.05

A608.04

011

#4

A610.06

A610.06

DIFD

2.15

000004

(000020)

For ABS No. of rotations read error

2.00

A610.07

A608.05

A608.04

RSET

A610.07

RSET

2.00

ABS servo
operation
start

ABS origin
define

SEN output ON

ABS servo
operation start

ABS No. of
rotations
read

ABS No. of
rotations
read

SEN output

TIM010

TIMH

Start high-
speed counter

TIMH

Reading
ABS PV

ABS No. of
rotations
read

SEN output

ABS No. of
rotations
read
completed

ABS No. of
rotations
read error

TIM011

Preset ABS
PV

Preset
ABS PV

DIFU

Servo operation
after completing
ABS PV preset

Servo
operation

Reading
ABS PV

ABS No. of
rotations
read

SEN output

ABS No. of
rotations
read
completed

ABS No. of
rotations
read error

SEN output OFF

Read ABS
No. of
rotations

Reading
ABS PV

See
note.

See
note.

Advertising