MODEL: MDJST

MDJST SPECIFICATIONS

ES-8156 Rev.7 Page 3/3

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

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

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■ Alarm output connection example

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*1. Do not connect a high capacity current source such as power supply. (The current source must be equipped with current limiter of 1A or less.)

*2. For floating SHLD line, connect to the terminal (7).

*3. Sections enclosed in broken line are only applicable for “Status indicator” code “A1” or “A2.”

*4. Sections enclosed in broken line are only applicable for “Status indicator” code “A2.”

*5. The protected device’s metal enclosure must be cross-wired to the earth terminal of the MDJST.

If the protected device has no earth terminal, earth only the MDJST.

5

6

3

4

1

8

7

MONITOR

CHECK

ѳ

G

G

Alarm

Output

Circuit

2

ALM

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Surge Side

*1

*2

SHLD

*3

*4

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Crossover Wire *

5

Protected Side

Protected Device

Discharge

Element

Discharge

Element

Series

Impedance

Series

Impedance

Voltage Limiter

Leak Curr.

Detector

(green)

BATTERY

Discharge

Element

• Specifications are subject to change with or without notice.

• This product includes a lithium-metal battery.

Consult your shipping agent such as a freight forwarder or an airline for the necessary

procedures when transporting the battery.

Observe your national and local regulations when disposing of the used battery.