MODEL: MMA

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

MMA SPECIFICATIONS

ES-8173 Rev.4 Page 2/3

CONNECTION EXAMPLES

MMD-24

S2

S1

P2

P1

–

+

4 – 20mA

DC

MMA-100

MMA-200

BREAKER

Be sure to

install

the breaker.

V

U

v

u

AC

Source

V

U

G

G

G

EQUIP-

MENT

GROUNDING

M-RESTER

PROTECTED

EQUIPMENT

G

G

CROSSOVER WIRE

GROUNDING

(100 ohms or less)

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

housing of equipment is required for protection.

If the protected equipment has no ground terminal, ground the

M-RESTER only.

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

110 (4.33)

20 (.79)

65 (2.56)

77 (3.03)

85 (3.35)

U

V

G

u

v

4–4 (.16) dia.

SURGE

SIDE

PROTECT

SIDE

ALM

MOUNTING REQUIREMENTS unit: mm (inch)

77 (3.03)

90 (3.54) min.

77 (3.03)

4–M3

SCREW