beautypg.com

4 -4 -1. operation setting switch ( sw1 ), 4 -4 -2. operation setting switch ( sw2 ) – SMC Networks EX500 User Manual

Page 20

background image

EX500 Serial System

EX## - OME0008

- 19 -

4 -4 -1. Operation setting switch ( SW1 )

This switch sets RACK Address / Starting Quarter.

( 1 ) RACK Address ( 6 bit setting )

0 to 74 ( OCT : octal number ) 61 types
of setting are available.

( 2 ) Starting Quarter ( 2 bit setting )

Three types of setting
( First, Second, Third )
are available.

4 -4 -2. Operation setting switch ( SW2 )

( 1 ) Last RACK ( 1 bit setting )

With Last RACK, the switch is set as “ 1 ” ( ON ).

( 2 ) Data Rate ( 2 bit setting )

Set data communication rate.

57.6 k bit / sec. : 00

115.2 k bit / sec. : 01
230.4 k bit / sec. : 1X

( 3 ) Mode ( 1 bit setting )

Setting

Operation

0
Clear

If “ 0 ” ( OFF ) set , output status is cleared and held temporarily when Remote I/O ( RIO )
has communication error.
When returned to normal signal, the communication will automatically be recovered.

1
Hold

If “ 1 ” ( ON ) set , operation held temporarily holding the last normal output signal when
Remote I/O ( RIO ) has communication error.
When returned to normal signal, the communication will automatically be recovered.

Data Rate

( 2bit )

SW2

Last RACK ( 1bit )

Mode ( 1bit )

OFF ( 0 )

ON ( 1 )

1

2

3

4

ON

SW2 NO.

1

2

3

4

Last

RACK

NO

0

YES

1

Data Rate 57.6 k bit / sec.

0

0

115.2 k bit / sec.

0

1

230.4 k bit / sec.

1

X

Mode

Clear

0

Hold

1

OFF ( 0 )

ON ( 1 )

SW1

RACK Address ( 6bit )

EX.)
111100b→74o

Starting Quarter ( 2bit )

01→ Second

1

2

3

4

5

6

7

8

ON

SW1

NO.

1

2

3

4

5

6

7

8

32 16

8

4

2

1

0

0

0

0

0

0

0

1

0

0

0

0

0

1

RACK

2

0

0

0

0

1

0

Address

73 1

1

1

0

1

1

74 1

1

1

1

0

0

First

0

0

Starting

Second

0

1

Quarter

Third

1

0

Fourth

-

-