Absolute position detection system – MITSUBISHI ELECTRIC MR-J2S- A User Manual

Page 361

Advertising
background image

15 - 40

15. ABSOLUTE POSITION DETECTION SYSTEM

(b) Device list

X input contact

Y output contact

X0

ABS bit 0 / completion of positioning

Y0

Servo-on

X1

ABS bit 1 / zero speed

Y1

ABS transfer mode

X2

Send ABS data ready/ torque limit control

Y2

ABS request

X3

Servo alarm

Y3

Alarm reset

X4

Alarm reset switch

Y4

(Note 2)

Electromagnetic brake output

X5

Servo emergency stop

Y5

(Note 1)

Clear

X6

Servo-on switch

Y10

Servo alarm

X7

Servo ready

Y11

ABS communication error

X10

JOG ( ) switch

Y12

ABS checksum error

X11

JOG ( ) switch

X12

Position start switch

X13

Position stop switch

X14

Home position return start switch

X15

1PG error reset

D register

M contact

D0

ABS data: Lower 16 bits

M0

Error flag

D1

ABS data: Upper 16 bits

M1

ABS data transmission start

D2

Checksum addition counter

M2

Retry command

D3

Check data in case of checksum error

M3

ABS data read

D4

Transmission retry count in checksum
discrepancy

M4

Servo-on request reset permission

D24

Home position address: Lower 16 bits

M5

Servo-on request

D25

Home position address: Upper 16 bits

M6

Retry flag

D106
D107

1PG present position address: Lower 16 bits
1PG present position address: Upper 16 bits

M10
M11
M12
M13

ABS data 2 bit receiving buffer

M20

M51

ABS data 32 bit buffer

M52

M57

Checksum 6 bit buffer

M58
M59

For checksum comparison

T timer

M62

Sum check discrepancy (greater)

T200

Retry wait timer

M63

Sum check discrepancy

T201

ABS transfer mode timer

M64

Sum check discrepancy (less)

T202
T203
T204
T210

(Note 1)

ABS request response timer
Ready to send response timer
ABS data waiting timer
Clear (CR) ON timer

M70

(Note 1)

M71

(Note 1)

M99

Clear (CR) ON timer request
Data set type home position return request
ABS data ready

T211

Retry ABS transfer mode OFF wait timer

C counter

C0

All data reception frequency counter (19 times)

C1

Checksum reception frequency counter

C2

ABS data reception frequency counter (16 times)

Note 1. Necessary when data set type home position return is executed.

2. Necessary in the event of electromagnetic brake output.

Advertising