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3.3.3. 

BCD Unit

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

3.3.4. 

Analog Output Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.3.5. 

RS-232C Unit 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.3.6. 

RS-485 Unit 

 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 

Term. 

No.

Name

Description

1-4

10

0

 1-8

5-8

9-12

13-16

17

18

19

20

21,22

26

NC

27,28

COM

29

HH c

Bit-1 to bit-8 outputs of BCD 10

0

 digit

* For models A7X1X-3 and -4, terminals 29 to 34 are NC. Connect nothing to these terminals.

Connect nothing to this terminal.

10

1

 1-8 

10

2

 1-8

10

3

 1-8

POL

OVER

PC

ENABLE

DG

30

HI c

31

GO c

32

LO c

33

LL c

34

eCOM

Collector output terminal of HI output photocoupler

Collector output terminal of GO output photocoupler

Collector output terminal of LO output photocoupler

Collector output terminal of LL output photocoupler

Photocoupler's common emitter terminal

Bit-1 to bit-8 outputs of BCD 10

1

 digit

Bit-1 to bit-8 outputs of BCD 10

2

 digit

Bit-1 to bit-8 outputs of BCD 10

3

 digit

BCD polarity output

Collector output terminal of HH output photocoupler

Common terminal for external control. (It has the same potential as input LO.)

BCD overrange warning output

BCD printout command output

Common terminal for BCD outputs

EN

AB

LE

34

33

e

.C

O

M

L

O

 C

H

C

C

O

M

(N

C

)

 L

L

 C

G

O

 C

H

H

 C

C

O

M

D

Z

S

/H

D

G

P

C

P

O

L

P

H

D

G

O

V

E

R

2

1

10

2 8 2 8 2 8 2 8

1 4 1 4 1 4 1 4

0

10

1

10

2

10

3

10

0

10

1

10

2

10

3

23

S/H

Start/Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

24

PH

Peak Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

25

DZ

Digital Zero terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM. 
* This terminal is disabled unless digital zero is set up for 
terminal control using condition data.

BCD enable terminal. BCD output becomes high impedance or 
transistor is turned OFF when this terminal has the same 
potential as, or is shorted with, terminal DG.

BCD Connector :
       HIF-3BA-34PA-2.54DS
Attachment Connector :
       HIF-3BA-34D-2.54R

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Term. 

No.

Name

Description

1

V.OUT

2

A.OUT

3

AO.COM

4

S/H

5

PH

6

DZ

7

COM

8

HH c

9

eCOM

10

HI c

11

eCOM

12

GO c

Common terminal for external control. (It has the same potential as input LO.)

Collector output terminal of HH output photocoupler

Common emitter terminal for HH and HI output photocouplers

13

LO c

14

eCOM

15

LL c

Start/Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

Peak Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

Digital Zero terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM. 
* This terminal is disabled unless digital zero is set up for 
terminal control using condition data.

Collector output terminal of HI output photocoupler

Collector output terminal for GO output photocoupler

Collector output terminal of LO output photocoupler

Collector output terminal of LL output photocoupler

Emitter terminal of GO output photocoupler

Common emitter terminal for LO and LL output photocouplers

Common terminal for analog outputs

Voltage Output terminal (0 to 1 V, 0 to 10 V, 1 to 5 V)

Current Output terminal (4 to 20 mA)

* For model A7X1X-7, terminals 8 to 15 are NC. Connect nothing to these terminals.

    

Adaptable wire: AWG24 to AWG16

Recommended torque : 0.18Nm

Term. 

No.

Name

1

RXD

2

TXD

3

SG

4

NC

5

NC

6

S/H

7

PH

8

NC

9

COM

10

HH c

11

HI c

12

GO c

13

LO c

14

LL c

15

eCOM

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

* For model A7X1X-9, terminals 10 to 15 are NC. Connect nothing to these terminals.

Description

Common terminal for external control. (It has the same potential as input LO.) 

Collector output terminal of HH output photocoupler

Start/Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

Peak Hold terminal. Enabled when it has the same potential as, or is shorted 

with, terminal COM.

Collector output terminal of HI output photocoupler

Collector output terminal of GO output photocoupler

Collector output terminal of LO output photocoupler

Collector output terminal of LL output photocoupler

Photocoupler's common emitter terminal

Transmit terminal

Receive terminal

Common terminal for communications function

Connect nothing to this terminal.

Connect nothing to this terminal.

Connect nothing to this terminal.

Recommended torque : 0.18Nm

Adaptable wire: AWG24 to AWG16

Term. 

No.

Name

1

(+)

2

(-)

3

SG

4

TERM

5

TERM

6

S/H

7

PH

8

NC

9

COM

10

HH c

11

HI c

12

GO c

13

LO c

14

LL c

15

eCOM

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

* For model A7X1X-A, terminals 10 to 15 are NC. Connect nothing to these terminals.

Description

Terminating resistor terminal (200

Ω

). When turning it ON, short 

it with terminal 5.

Common terminal for external control. (It has the same potential as input LO.)

Collector output terminal of HH output photocoupler

Start/Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

Peak Hold terminal. Enabled when it has the same potential as, 
or is shorted with, terminal COM.

Collector output terminal of HI output photocoupler

Collector output terminal of GO output photocoupler

Collector output terminal of LO output photocoupler

Collector output terminal of LL output photocoupler

Photocoupler's common emitter terminal

Common terminal for communications function

Non-inverse output

Inverse output

Connect nothing to this terminal.

Terminating resistor terminal (200

Ω

). When turning it ON, short 

it with terminal 4.

Adaptable wire: AWG24 to AWG16

Recommended torque : 0.18Nm

Instruction Manual for MODEL A7X14,5,6-X(AC Voltage and Current Measurement)                                3/12   

Содержание A7X14-X

Страница 1: ...ge due to product improvements without notice 4 Every effort has been made to ensure accuracy in the presentation of this manual However should you have any questions or should any errors or omissions come to your attention please contact your sales representative or our sales office directly 5 After reading keep this manual nearby so that you can refer to it as needed CAUTIONS 96 mm or more 0 6 0...

Страница 2: ...a contact output terminal of HH output relay COM terminal for HH and HI output relays OFF OFF ON ON OFF OFF ON OFF ON OFF ON ON OFF ON OFF ON Start Hold terminal Enabled when it has the same potential as or is shorted with terminal COM Peak Hold terminal Enabled when it has the same potential as or is shorted with terminal COM Digital Zero terminal Enabled when it has the same potential as or is s...

Страница 3: ...l of HI output photocoupler Collector output terminal for GO output photocoupler Collector output terminal of LO output photocoupler Collector output terminal of LL output photocoupler Emitter terminal of GO output photocoupler Common emitter terminal for LO and LL output photocouplers Common terminal for analog outputs Voltage Output terminal 0 to 1 V 0 to 10 V 1 to 5 V Current Output terminal 4 ...

Страница 4: ...a display change width to limit variations in display If this parameter is set to 5 the least significant digit displays only 0 or 5 Selects display color Only when no meter relay is available Selects either automatic setting red for HI and LO and green for GO or manual setting for display color type Only when a meter relay is available Selects red or green for display color applied during HI judg...

Страница 5: ...rge current measurement s 26 ranges the full scale input value becomes 9999 when an input is 5 A Setsthehighlimit of thedisplayablerange Avalueexceedingthedigital limiter HI setpoint isnot updatedandisheldat theset value Selects the analog output s output range Only when analog output is provided Sets the relationship between display and analog output Only when analog output is provided Sets the d...

Страница 6: ...tting Press the Increment key several times to set a desired value this setting example sets the number of moving averaging times to 4 Measurement operation Pressing for a prolonged time or Press the Increment key to move to moving averaging setting Press the Enter key to return to measurement operation If the Mode key is pressed you will be returned to the setting menu press the Increment key to ...

Страница 7: ...rement key Press the Enter key to return to measurement operation If the Mode key is pressed you will be returned to the setting menu press the Increment key to move to the next parameter Next the following describes the concept of analog output scaling Analog output sets an output value in relation to the indicated value The operation procedure is the same as that of a full scale indicated value ...

Страница 8: ...e Mode key the comparison output type setting content appears O U high and low limit judgment Err tolerance judgment Press the Increment key several times to move to the comparator data menu Press the Mode key to display comparison output type To change the pattern use the Increment key Press the Mode key to return to the setting menu In this setting example the display returns to comparison outpu...

Страница 9: ... function regards display at any timing as zero and indicates varying width from this point on This function can be activated or deactivated by terminal control or front panel key based operation which is selected according to the setting of condition data For terminal control the DZ and COM terminals are short circuited or made to have the same potential to activate the digital zero function caus...

Страница 10: ...ication Printout command signal PC Positive pulse output after completion of measurement PC width depends on sampling Output logic Switchable PC logic not switchable Output signal TTL level fan out 2 COMS compatible Open collector output NPN type Measured data Transistor ON when negative logic is logic 1 Polarity signal Transistor ON for negative indication Excess signal Transistor ON for excess i...

Страница 11: ...ts Connected Line Length Delimiter E M H H H I G O L L R E P H D Z P 1 P 2 P 3 M E L O 33 68 80 87 72 7 118 36 3 delay time 1 x 2 500 μs 3 delay time 1 x 2 500 μs 4 Internal sampling Set sampling S H terminal P C BCD defined 1 2 3 Comparison output updating 4 Start hold type A Start hold type B Delay time 1 x 2 500 μs Delay time 1 x 2 500 μs 4 Internal sampling Set sampling S H terminal P C BCD de...

Страница 12: ...miter HI and digital limiter LO of scaling data have the samevalue Indicates that analog output HI and analog output LO of scaling data have the samevalue Linearizedataerror Turning power ON with the Enter key and Mode key held down causes all the parameters to return to the initial values defaults Display Memoryswitcharea checksumerror of mainmemory Calibrationdataarea checksumerror of mainmemory...

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