MODEL: 47DT

47DT SPECIFICATIONS

ES-9508 Rev.13 Page 7/12

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

MOUNTING REQUIREMENTS unit: mm

92

+ 0.8

– 0

min. 120

Panel thickness: 1.6 to 8.0 mm

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

■ REAR TERMINAL ASSIGNMENTS

1

2

3

4

5

6

7

8

9

10

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

TERMINAL A

TERMINAL C

TERMINAL B

TERMINAL D

1B

1A

25B

25A

11

13

12

14 15

16

+12V Sensor Excitation

Max. 80mA is allowed on the sensor excitation loop.

The excitation is Not isolated from the thermocouple input.

DO NOT SHORT across the terminals 1 / 2 / 3 and 5 / 6.

+24V Two-wire Transmitter Excitation

The exictation supply can be used to power a two-wire transmitter.

The excitation is Not isolated from the thermocouple input.

DO NOT SHORT across the terminals 1 / 2 / 3 and 5 / 6.

• Excitation Supply Connection Examples

■ TERMINAL A : BASIC

1

2

3

6

5

4 – 20mA DC

SENSOR

Two-wire

Transmitter

RECEIV.

INSTR.

9

10

POWER

U(+)

V(–)

Digital

Computation

Excitation

Supply

Infrared

Interface

Display /

Setting

A/D

Converter

1

4

3

2

6

5

DC OUTPUT

+12V

7

8

+

–

+

–

+

–

+

–

Isolation

Output

Driver

EXCITATION

+

–

*1. Attach the CJC sensor regardless of setting for cold junction compensation.

If CJC sensor is removed out of necessity, be sure to short between the terminal 2 and 3.

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

1

2

3

6

5

+24V

+

–

+

–

+

–

T/C

CJC

SENSOR

comp. leadwire

+

–

+

–

T/C

CJC

SENSOR

comp. leadwire

+

–

T/C

CJC

SENSOR

comp. leadwire