MODEL: APU

APU SPECIFICATIONS

ES-1382 Rev.12 Page 5/6

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

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

+

–

Isolation

*

Base Socket

* Input shunt resistor attached for current input.

INPUT

3

Volt. / Freq.

Converter

Output

Driver

R

4

5

6

+

–

1

2

CUTOUT ADJ.

S

U(+)

V(–)

POWER

7

8

Divider

OUTPUT

Low Drift

Amplifier

Z

PULSE WIDTH ADJ.

Low-End

Cutout

ROTARY SWITCH

■ Open Collector

Output Connection Examples

■ Relay Contact

• AC Powered

+

–

1

2

+

–

1

2

■ Voltage Pulse

+

–

1

2

+

–

LOAD

Relay or

Counter Coil

Varistor or Spark

Quenching Circuit

• DC Powered

1

2

LOAD

Relay or

Counter Coil

Spark Quenching Diode

U

APPLICATION EXAMPLES

M

Electro-Magnetic

Flowmeter

Counter

DC/Freq. Converter

Model: APU

■ Integrating Flow Signal

M

× 1 t

Counter

DC/Freq. Converter

Model: APU

M

Linearizer

Model: JFX1

Weir Flowmeter