"Only when using JW model I/O module"

Set maximum rack and slot numbers [HEX (hexadecimal), bytes]

(Applied to item on pages 8·20 to 22)

·Set maximum rack and slot numbers in parameter address 001000(8) and shorten I/O processing time.

·If this is left 00(H) (default value), the JW-20RS processes from rack No. 1 and slot number F so that it takes approximately 8 ms.

·Set rack number in upper 4 bits and slot number in lower 4 bits.

7 6 5 4 3 2 1 0

001000(8)

Rack No.

Slot No.

 

 

 

·Maximum amount of usable racks is 2 and a rack having slave module JW-20RS is rack No. 0. Even the rack panel JW-13BU is used, number of slots will be up to "C."

Slot number 0 1 2 3 4 5 6 7 8 9 A B C

Rack 1

Slot number 0 1 2 3 4 5 6 7 8 9 A B C

8

Rack 0

 

 

Slave module

(JW-20RS)

Ex.: Set the configuration in page 8·25 (rack No. 0 and slot No. 6) using the JW-13PG.

Screen display of JW-13PG

Display contents of address

 

00776

HEX

00

(Write 06(H))

00777

HEX

00

001000(8)

 

I PARAM.

HEX

06

 

 

>01000

8·28