MODEL: 47LV

47LV SPECIFICATIONS

ES-9502 Rev.14 Page 7/8

https://www.m-system.co.jp/

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

1

5

6

9

10

POWER

U(+)

V(–)

17

15

16

12

11

14

13

■ ALARM OUTPUT CODE 1: N.O. contact, 4 points

A/D

Converter

Digital

Computation

Ry

20

18

19

Ry

Ry

Ry

Display /

Setting

1

2

3

4

5

6

9

10

INPUT*

POWER

U(+)

Lc (COM)

Lb (NC)

La (NO)

Hc (COM)

Hb (NC)

Ha (NO)

V(–)

17

15

16

12

11

14

13

■ ALARM OUTPUT CODE 2: SPDT contact, 2 points

A/D

Converter

Digital

Computation

Ry

Ry

20

18

19

Lc, LLc

LLa

La

Hc, HHc

Ha

HHa

Display /

Setting

2

3

4

INPUT*

LL OUTPUT

L OUTPUT

H OUTPUT

L OUTPUT

H OUTPUT

HH OUTPUT

1

5

6

9

10

POWER

U(+)

V(–)

■ ALARM OUTPUT CODE 0: No alarm output

A/D

Converter

Digital

Computation

Display /

Setting

2

3

4

INPUT*

DC OUTPUT

7

8

+

–

Isolation

Output

Driver

DC OUTPUT

7

8

+

–

Isolation

Output

Driver

DC OUTPUT

7

8

+

–

Isolation

Output

Driver

LOAD

Inductive

Load (Coil)

Varistor or

CR Circuit

• DC Powered

LOAD

Inductive

Load (Coil)

Diode, Varistor or

CR Circuit

■ Relay Protection

• AC Powered

Note: The section enclosed by broken line is only with DC output option.

+

+

+

V1

V2

I

COM –

1

3

2

4

+

+

V

I

COM –

1

3

2

4

+

–

–

1

3

2

4

+ 1

3

2

4

* Input shunt resistor incorporated for current input.

• Input code: 1, 2

• Input code: 3

• Input code: 4

• Input code : 5, 6

U