MG A-33 User manual

EM-8193 Rev.2 P. 1 / 2
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
INSTRUCTION MANUAL
DIN RAIL MOUNTING ADAPTOR MODEL A-33
BEFORE USE ....
Thank you for choosing us. Before use, please check con-
tents of the package you received as outlined below.
If you have any problems or questions with the product,
please contact our sales office or representatives.
■PACKAGE INCLUDES:
DIN rail mounting adaptor.................................................(1)
Screws for mounting (M4 × 8) ............................................(2)
■INSTRUCTION MANUAL
This manual describes necessary points of caution when
you install this product.
POINTS OF CAUTION
A crossover wire between M-RESTER ground (G) and
ground (G) of the protected equipment is required for pro-
tection as indicated in the figure below.
If the protected equipment has no ground terminal, ground
the M-RESTER only. The mounting screw of the A-33
serves as the ground (G) terminal. Connect the crossover
wire to this terminal.
■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.
When the M-RESTER is mounted with DIN Rail Mounting Adapter,
connect the grounding wire to the mounting screw of the M-RESTER.
INSTALLATION
You are able to install a MDP type M-RESTER onto a DIN
rail by using this product.
1. MOUNTING ONTO THE ADAPTOR
Before DIN rail mounting, secure the mounting bracket of
MDP to this product with a screw provided with this prod-
uct. In this step, secure at one point.
M•RESTER
MADE IN JAPAN N1430B
Lot.NO
MODEL
Mounting Bracket
DIN Rail Mounting Adaptor
Screw for Mounting
MDP
2. 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.
DIN Rail Mounting Slider
35 mm wide
DIN Rail
3. GROUNDING
Secure the mounting bracket at the other point with the
other screw. In this step, secure the grounding wire togeth-
er with the screw.
M•RESTER
MADE IN JAPAN N1430B
Lot.NO
MODEL
MDP
Solderless Terminal
DIN Rail Mounting Adaptor

A-33
EM-8193 Rev.2 P. 2 / 2
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
EXTERNAL DIMENSIONS unit: mm (inch)
23 (.91)
100 (3.94)4 (.16)
8.5 (.33) [3.3 (.13)]
2–M4 MTG SCREW
DIN RAIL
35mm wide
MOUNTING REQUIREMENTS unit: mm (inch)
■2-WIRE ■3-WIRE
Observe 31.5 mm (1.24 in.) min.
between 3-wire type units.
4 (.16) 4 (.16)
8.5
(.33)
[3.3 (.13)]
DIN RAIL
35mm wide
100 (3.94)
31.5 (1.24)
2–M4 MTG SCREW
USED AS GROUND
TERMINAL (G)
80 (3.15)
45 (1.77)
23.5 (.93)
100 (3.94)
2–M4 MTG SCREW
USED AS GROUND
TERMINAL (G)