INSTALLATION
Detach the yellow clamps located at the top and bottom of the unit for separating the body from the base socket.
■
DIN RAIL MOUNTING
Set the base socket so that its DIN rail adapter is at the bottom. Hung 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 adapter utilizing screwdriver (–) and pull.
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.
■
WALL MOUNTING
Refer to the drawings below
■
EXTERNAL DIMENSIONS mm [inch]
3
4
5
6
2
1
8
7
80 [3.1
5]
50 [1.97]
103 [4.06]
123 [4.84]
(3.3 [.13])
80 [3.1
5]
20 [.79]
40 [1.57]
50 [1.97]
7.8 [.31]
CLAMP
(top & bottom)
DIN RAIL
35mm wide
2
–
4.5 [.18] dia.
MTG HOLE
15 [.59] deep
8
–
M3.5
SCREW
• When mounting, no extra space is needed between units.
TERMINAL CONNECTIONS
Connect the unit as in the diagram below.
Be sure to cross-wire between the Ground terminal (2 or 7) and metallic housing of the protected equipment. (100Ω max.)
4
7
5
1
8
OUTPUT
INPUT
M-RESTER
P+
G
P–
+
–
+
–
+
–
S+
S–
G
Lightning Arrester
for Signal Line
Cable
DC POWER
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.
MDH
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-8169 Rev.5 P. 2 / 3
