D-MAX DMC-20SEC Manual de usuario descargar pdf (Pagina 21)

11 May, 2006 DMC-A2 Series (ALD-00029)

Macro Sensors Tel. (856) 662-8000

www.macrosensors.com

Serial Communications (cont.)

Rear of DMC-A2 Meter

PC Running

Terminal Program

4-wire Telephone

Cable with RJ-11

Connectors

29 28 27

25 24

17 16

14 158

Input Module

(See specific input module data

sheet for connection details)

DB-9 Female to RJ-11

Interface Connector

Figure 9 – RS-232 Hardware Connections

RJ-11

Socket

Isolated

GND

TXD

RXD

Reserved

Optional

+5 VDC

Reserved

See Table 6

Table 6 lists the pinouts for an RS-232 to RJ-11 socket configuration.

Figure 10 – RJ-11 Connections

TERMINAL PINS RS-232

1 Reserved for future use

2 RXD. Received Serial

3 TXD. Transmitted Serial

5 Isolated Ground

6 Reserved for future use

otCDV5+lanoitpO

lanretxerewop

sretrevnoc

ro232-SRnorepmuj(

ebtsumsdraob584-SR

)deredlos

Table 6 Serial Communication Pinouts

(RJ-11 Socket)

Figure 11 – RJ-11 to 9-pin and 25-pin

D Connectors

25-Pin D Connector

(See Table 8 for pin descriptions)

(Viewed from the pin side of a female connector)

9-Pin D Connector

(See Table 8 for pin descriptions)

(Viewed from the pin side of a

female connector)

RJ-11

Connector

Socket

Isolated

GND

TXD

RXD

Reserved

Optional

+5 VDC

Reserved

Isolated

GND

TXD

RXD

Reserved

Optional

+5 VDC

Reserved

RJ-11

Connector

Socket

Table 7 lists the pinouts for an RS-232 to 9-pin or 25-pin D

connector.

7elbaT srotcennoCDniP-9&niP-52ot232-SR

Pin Name

1 dnuorGemarF -

2 ataDevieceR 3

3 ataDtimsnarT 2

4 dneSottseuqeR 7

5 dneSotraelC 8

6 ydaeRteSataD 6

7 dnuorGlangiS 5

8 tceteDreirraCataD 1

9 devreseR -

01 devreseR -

11 dengissanU -

21 tceteDreirraC.ceS -

31 dneSreirraC.ceS -

41 ataDtimsnarT.ceS -

51 kcolCrettimsnarT -

61 ataDevieceR.ceS -

71 kcolCrevieceR -

81 kcabpooLlacoL -

91 dneSottseuqeR.ceS -

02 ydaeRlanimreTataD 4

12 tceteDytilauQlangiS/kcabpooLetomeR

22 rotacidnIgniR 9

32 tceleSetaRataD -

42 kcolCrettimsnarT -

52 edoMtseT -

9-Pin

25-Pin

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 27 28

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