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MA-100 / MA-200

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-8171  Rev.8  P. 2 / 3

COMPONENT IDENTIFICATION

Power Indicator LED

Body

Base Socket

Specifications

Nameplate

Fuse (two)

INSTALLATION

Detach the yellow clamps located at the top and bottom of 
the unit for separate the body from the base socket.

Clamp

(top & bottom)

DIN Rail

35mm wide

Spring Loaded

DIN Rail Adaptor

Shape and size of the base socket 
are slightly different with various 
socket types.

 

DIN RAIL MOUNTING

Set the base socket so that its 
DIN rail adaptor is at the bot-
tom.  Position the upper hook 
at the rear side of base socket 
on the DIN rail and push in 
the lower.  When removing the 
socket, push down the DIN 
rail adaptor utilizing a minus 
screwdriver and pull.

 

WALL MOUNTING

Refer to “EXTERNAL DI-
MENSIONS.”

TERMINAL CONNECTION

Connect the unit as in the diagram below or refer to the connection diagram on the front of the unit.  Be sure to cross-wire 
between the Ground terminal (2, 3, 6 or 7) and the metallic housing of the protected equipment. (100 Ω max.)

 

EXTERNAL DIMENSIONS  unit: mm (inch)

3

4

5

6

2

1

8

7

50 (1.97)

95 (3.74)

20 (.79)

119.5 (4.70)

[3.3 (.13)]

80 (3.15)

80 (3.15)

20 (.79)

40 (1.57)

50 (1.97)

7.8 (.31)

CLAMP

(top & bottom)

DIN RAIL

35mm wide

FUSE (two)

2–4.5 (.18) dia.

MTG HOLE

15 (.59) deep

8–M3.5

SCREW

• When mounting, no extra space is needed between units.

MONITOR

LED

 

CONNECTION DIAGRAM

AC POWER

3

4

6

5

2

1

8

7

1 – 5V DC

M-RESTER

P+

G

P–

U

V

+

+

S+

S–

G

SURGE PROTECTOR

Cable

Protected

Equipment

Ground one of the terminals 2, 3, 6 and 7.

 

GROUNDING

M-RESTER

PROTECTED

EQUIPMENT

G

G

CROSSOVER WIRE

GROUNDING

(100 ohms or less)

A crossover wire between M-RESTER ground and the ground or 

metallic housing of the equipment is required for protection.

If the protected equipment has no ground terminal, ground the 

M-RESTER only.

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