Mitsubishi Electronics GOT1000 7.5.2Connecting serial communication module (QnA Series)

7.5.2Connecting serial communication module (QnA Series)

POINT

Serial communication module (QnA Series)

For details of the serial communication module (QnA Series), refer to the following manual.

Serial Communication Module User's Manual (Modem Function Additional Version)

Switch setting on serial communication module

Set the Station number switches, the Mode setting switch for the channel used for GOT connection, and the Transmission specifications switches.

AJ71QC24N, AJ71QC24N-R2,

A1SJ71QC24N1, A1SJ71QC24N1-R2

AJ71QC24N-R4,AJ71QC24,

A1SJ71QC24N, A1SJ71QC24N-R2,

AJ71QC24-R2, AJ71QC24-R4

A1SJ71QC24, A1SJ71QC24-R2

AJ71QC24N

A1SJ71QC24N

RUN

CH1.ERR.

CPUR/W

CH2.ERR.

RUN

ERROR

ERR.

C.R/W

SW.E

ERR.

C/N

NEU

NEU

C/N

NEU

NEU

P/S

ACK

ACK

P/S

ACK

ACK

PRO

NAK

NAK

PRO

NAK

NAK

SID

SD.W.

SD.W.

SIO

C/N

C/N

SD

SD

P/S

P/S

RD

RD

CH.1 PRO

PRO

CH.2

SIO

SIO

CH1

CH2

SD.WAIT

SD.WAIT

DISPLAY

AB

SD

SD

RD

RD

STS

ERR.

10

1

(3)

10

1

(3)

5

5

0

0

No.

STATION NO.

0

0

5

5

STATION

CH1

CH2

CH1

CH2

(1)

(1)

8

8

MODE

MODE

8

8

0

0

0

0

4 C

4

C

4

C

4

C

SW

1

01

02

2

03

04

(2)

3

05

4

06

SW

7

07

5

(2)

08

6

10

8

09

11

9

12

10

11

12

ON

CH2 RS-422/RS-485

SDA

CH1

SG

RS-232C

SDB

(FG)

RDA

(NC)

CH2

RDB

RS422

RS485

SDA

RDA

SDB

CH1 RS-232-C

A1SJ71QC24N

RDB

NC

SG

FG

(1) Mode setting switch

Mode setting switch*1	Description	Set value
CH
	Dedicated protocol (Format 5)	5
MODE	(Binary mode)

*1 The mode switch in the figure is for the AJ71QC24 (N) (-R2/ R4).

POINT

When connecting a GOT to CH2

Set the CH1 side mode switch to any other than "0" (interlocked operation).

CH1 CH2

MODE

(2) Transmission specifications setting switch

			Transmission					Setting			Set
		specifications setting							Description
								switch			value
						switch
								SW01	Operation	Independent	OFF
									setting	operation
			AJ71QC24(N)					SW02	Data bit	8bits	ON
					(-R2/R4)				setting
			ON SW
							ON		Parity bit
01								SW03	enable/disable	Enable	ON
02									setting
03
04								SW04	Even/odd parity	Odd	OFF
05
06									setting
07								SW05	Stop bit setting	1bit	OFF
08
									Sum check
09								SW06	enable/disable	Enable	ON
10									setting
11
									Write during
12
								SW07	RUN enable/	Enable	ON
			A1SJ71QC24(N)						disable setting
				(N1)(-R2)*1				SW08	Setting change	Disable	OFF
									enable/disable	(prohibit)
1
										(Consistent
2								SW09
									Transmission	with the GOT
3								to			See (a)
4									speed setting	side
5								SW12
										specifications)
		6
	SW
		7
										The switch is
8
9										located on
10										the left side
11								SW13
										of the
12								to	―		All OFF
										module.
			ON
								SW15
										(only on
										AJ71QC24 (-
										R2/R4))

*1 The following shows the layout of switches in the case of the following hardware versions for the module.

Switch settings and switch ON/OFF directions are the same.

	CH1/2
	1	9
	2	10
	3	11
SW	4	12
	5
	6
	7
	8

ON

Target unit	Hardware version
A1SJ71QC24	Version E hardware or earlier
A1SJ71QC24-R2	Version D hardware or earlier
A1SJ71QC24N, A1SJ71QC24N-R2	Version A hardware

7 - 24	7. COMPUTER LINK CONNECTION
	7.5 PLC Side Setting