M-system R8-SS4NJ Instruction Manual

INSTRUCTION MANUAL
DC CURRENT INPUT MODULE
(built-in excitation, 4 points, non-isolated)

BEFORE USE ....

Thank you for choosing M-System. Before use, please check
contents of the package you received as outlined below.
If you have any problems or questions with the product,
please contact M-System's Sales Office or representatives.
■ PACKAGE INCLUDES:
DC current input module ....................................................(1)
■ MODEL NO.
Confirm Model No. marking on the product to be exactly
what you ordered.
■ INSTRUCTION MANUAL
This manual describes necessary points of caution when
you use this product, including installation, connection and
basic maintenance procedures.
POINTS OF CAUTION
■ CONFORMITY WITH EU DIRECTIVES
• The equipment must be mounted inside a panel.
• The actual installation environments such as panel con-
figurations, connected devices and connected wires may
affect the protection level of this unit when it is integrat-
ed in a panel system. The user may have to review the CE
requirements in regard to the whole system and employ
additional protective measures to ensure CE conformity.
■ GENERAL PRECAUTIONS
• Before you remove or mount the unit, turn off the power
supply and input signal for safety.
• Switches on the side of the module can be set for mainte-
nance only while the power supply is off. Do not access
them while the power is supplied.
• ENVIRONMENT
• Indoor use.
• When heavy dust or metal particles are present in the
air, install the unit inside proper housing with sufficient
ventilation.
• Do not install the unit where it is subjected to continuous
vibration. Do not subject the unit to physical impact.
• Environmental temperature must be within -10 to +55°C
(14 to 131°F) with relative humidity within 30 to 90% RH
in order to ensure adequate life span and operation.
■ WIRING
• Do not install cables close to noise sources (relay drive
cable, high frequency line, etc.).
• Do not bind these cables together with those in which
noises are present. Do not install them in the same duct.
■ EXCITATION SUPPLY
• Power output (input terminal): Rated current 0.5 A DC
per channel (rated current 3 A for internal fuse (slow blow
fuse i t (A sec) max. 5.04) , Total 1 A DC
2 2
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
MODEL
■ AND ....
• The unit is designed to function as soon as power is sup-
plied, however, a warm up for 10 minutes is required for
satisfying complete performance described in the data
sheet.

INSTALLATION

■ HOW TO MOUNT THE MODULE ON DIN RAIL

• I/O Module
Confirm that the locking clamps of the I/O module are set.
Insert the module in parallel to the next one while aligning the grooves of
both modules (A & B in the above figure).
Maintain it perpendicularly to the rail.
More I/O modules can be added in the same manner.
R8-SS4NJ
A
B
EM-9732 Rev.3 P. 1 / 4