background image

7

2

m

m

7

8

m

m

                                 PROGRAMMABLE AC/DC VOLTMETER

ENDA

EPV 741A

 SET

 OUT

   AC

   DC

ACDC

LOCK

97mm

2

2

Panel

1

1

75mm

8

4

m

m

 68     mm

 6

8

  

  

 m

m

UP.l1

UP.l1

HYS.U

 + 

UP.l1 HYS.U

 - 

LO.l1

LO.l1

HYS.L

 + 

LO.l1 HYS.L

 - 

Out

Out

dly.U

A.out

n.c.

 = 

A.out

n.o.

 = 

dly.U

dly.l

dly.l

Input

t

t

t

2/

5

V

-V

0

ac.dc

3T/2

T/2

T

2T

0.000

V

d

T

V

1

2

V

2

V

1

1
2

V

2

V

1

3

V

1

3

V

1

19

20

EPV741A-

E

-0

2

-201406

V

-A

0

V

0

V

0

V

-V

V

0

V

0

 

ac

dc

T

3T/2

T/2

2T

T

3T/2

T/2

2T

T

3T/2

T/2

2T

T

3T/2

T/2

0

T

2T

T

3T/2

T/2

2T

d

d

0.308 

V

0.386 

V

0.000

V

d

T

V

d

T

V

d

T

2

2

0.000

1

2

V

2

V

p

1

V

p

2

V

1

2

V

1

 

ac

Ac.dc

dc

(rms)

230V AC +10% -20% 

50/60Hz 7VA

11

12

13

14

15

OUTPUT
250V AC 8A
RESISTIVE
LOAD

S

N

: X

X

X

X

X

X

X

X

X

 

 

M

a

x

5

0

V

  

  

 

A

C

 /

 D

C

 

1

6

1

7

1

8

8
6

8

0

4

0

7
7

0

5

0

9

2

ENDA

INDUSTRIAL ELECTRONICS
EPV741A-R-230VAC-RSI   
PROGRAMMABLE AC/DC VOLTMETER

CAT II

COM

B

A

Made in Turkey

 

 

M

a

x

5

0

0

V

  

  

 

A

C

 /

 D

C

 

230V AC +10% -20% 

50/60Hz 7VA

19

20

11

12

13

14

15

S

N

: X

X

X

X

X

X

X

X

X

 

 

M

a

x

5

0

V

  

  

 

A

C

 /

 D

C

 

1

6

1

7

1

8

8
6

8

0

4

0

7
7

0

5

0

7

8

ENDA

INDUSTRIAL ELECTRONICS
EPV741A-230VAC-RSI   
PROGRAMMABLE AC/DC VOLTMETER

CAT II

COM

B

A

Made in Turkey

 

 

M

a

x

5

0

0

V

  

  

 

A

C

 /

 D

C

 

1

7

18

Line

Neutral

C

ONNECTION DIAGRAM

Equipment is protected throughout 

by 

DOUBLE INSULATION

Holding screw 0.4-0.5Nm. 

ENDA 

EPV741A

 is intended for installation in control panels.Make sure that the 

device is used only for intended purpose.The electrical connections must be carried 
on  by  a  qualified  staff  and  must  be  according  to  the  relevant  locally  applicable 
regulations. During an installation, all of the cables that are connected to the device 
must be free of electrical power. The device must be protected against inadmissible 
humidity, vibrations and  severe soiling. Make sure that the operation temperature is 
not exceeded. The cables should not be close to the power cables or components.

  

SUPPLY:

NOTE :

17

18

184-253V AC 
50/60Hz 7VA

Line

Neutral

230V AC
Supply 

Switch

Cable size: 1,5mm²

Fuse 

F 100mA 

250V AC

Fuse should be connected.

1) Mains supply cords shall meet the requirements of IEC 60227 or IEC 60245.
2) In accordance with the safety regulations, the power supply switch shall bring the identification of 
the relevant instrument and it should be easily accessible by the operator.

If

 

C.Inp

 

input type

 “

500

 is selected, the measurement terminals 13 and 16 of the 

terminals must be connected

Otherwise the measurement will be incorrect.

If

 

C.

ı

np

  input type “

50

”   is selected, the measurement terminals 14 and 15 of the 

terminals must be connected. Otherwise the measurement will be incorrect.

 

 

-

  

Push the flush-mounting clamp  

     in direction 

1

 as shown in the  

     figure left.
 

 

-

  

Then, pull out the clamp in  

     

direction 

2.

 

For removing mounting clamps:

Note  
1)

 During panel mounting, additional distance is 

     required for connection cables.
 

2)

 Panel thickness should be maximum 10mm.

 

3)

 There must be at least  90mm free space 

     behind the device, otherwise it would be 
     difficult to remove it from the panel.

Flush mounting

 

clamp

Rubber packing

Connection

 

cables

DIMENSIONS

Panel cut-out

De

pth

Summary of Contents for EPV241A

Page 1: ...selected it is 500V DC 500V DC or If C InP 50 is selected it is 50V DC 50V DC 0 01V If C InP 50 is selected Max 5VA AC and RMS DC EPV241A E 02 R 201307 1 5 Accuracy EMC Safety requirements EN 61326 1...

Page 2: ...temperature is not exceeded The cables should not be close to the power cables or components 35mm 77mm SET SET EPV 241A ENDA OUT AC DC ACDC V CAT II 1 2 3 4 5 6 7 8 9 10 ENDA INDUSTRIAL ELECTRONICS SN...

Page 3: ...ue appears SET If key is pressed it returns to parameter name Hysteresis value for upper limit SET By using and keys hysteresis value for upper limit can be adjusted between 0 0V and 20 0V This parame...

Page 4: ...00 9600 19200 SET If key is pressed it returns to parameter name There are only The AdrS and baud parameters are only in the devices those have modbus tYPE optn CInp parameters in the devices those ha...

Page 5: ...Name 00d 0x00 Bit Relay output state 0 OFF 1 ON 1 3 DISCRETE INPUTS Coil Addresses Decimal Hex Data Type Data Content Parameter Name Read Write Permission 00d 0x00 Bit Alarm output state 0 no 1 nc Ao...

Page 6: ...e category II 1 AC RMS DC 1 1 Full scale For square wave form 2 Full scale Input Impedance 870k Frequency Range Input Range 500V 500V If CINP 500 is selected device breaks down at more than 1250 DC vo...

Page 7: ...or If C Inp input type 500 is selected the measurement terminals 1 and 4 of the terminals must be connected Otherwise the measurement will be incorrect If C np input type 50 is selected the measuremen...

Page 8: ...sed it returns to parameter name Hysteresis value for upper limit By using and keys hysteresis value for upper limit can be adjusted between 0 0V and 20 0V This parameter can t be higher than value Up...

Page 9: ...point The lower limit of the hysteresis value Delay time for the lower limit alarm Measurement method 0 AC 1 DC 2 ACDC Device address for RS485 network connection Adjustable between 1 247 Baudrate 0 O...

Page 10: ...ivity ELECTRICAL CHARACTERISTICS If C InP 500 is selected it is 0V 500V or If C nP 50 is selected it is 0 50V If C InP 500 is selected it is 500V DC 500V DC or If C InP 50 is selected it is 50V DC 50V...

Page 11: ...e according to the relevant locally applicable regulations During an installation all of the cables that are connected to the device must be free of electrical power The device must be protected again...

Page 12: ...be lower than value lo l1 HYS l HYS U If this key is pressed upper limit value appears SET If key is pressed it returns to parameter name Hysteresis value for upper limit SET By using and keys hyster...

Page 13: ...is pressed measurement input type s seen There are only The AdrS and baud parameters are only in the devices those have modbus c t r r tYPE d Pnt optn parameters in the devices those have no relay If...

Page 14: ...ork connection Adjustable between 1 247 Baudrate 0 Off 1 1200 2 2400 3 4800 4 9600 5 19200 Readable Writable ENDA EPV741A DIGITAL VOLTMETER MODBUS PROTOCOL ADDRESS MAP Input Register Addresses Read Wr...

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