MODEL: MDR-8

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

MDR-8 SPECIFICATIONS

ES-8131 Rev.9 Page 2/3

CONNECTION EXAMPLES

TELEMETER

PLC

XMTR

M-RESTER

PROTECTED

EQUIPMENT

M-RESTER

P1

P2

P8

G

COM

RELAY

METAL

HOUSING

FIELD

S1

S2

S8

COM

S1

S2

S8

G

G

COM

P1

P2

P8

COM

All negative lines are connected to COM.

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)

P1

PROTECT

SIDE

SURGE

SIDE

S1

P2

S2

P3

S3

P4

S4

P5

S5

P6

S6

P7

S7

P8

S8

COM

COM

GND

GND

70 (2.76)

95 (3.74)

25 (.98)

40 (1.57)

4–4.5 (.18) dia.

MTG HOLE

20–M3 SCREW

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