background image

R3-DA8C

P. 1 / 4

EM-8290 

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

Phone: +81(6)6659-8201   Fax: +81(6)6659-8510   E-mail: [email protected]

DISCRETE INPUT MODULE

(Di 8 points(3-wire); with external excitation supply)

MODEL

R3-DA8C

INSTRUCTION MANUAL

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:

  Discrete 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  the  instrument 

panel of a metal enclosure.

• 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 integrated 
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.

 HOT INSERTION/REMOVAL OF MODULES

• Removing or replacing modules does not affect other mod

-

ules on the same backplane. It is possible to replace them 
without removing the power supply. However, replacing 
multiple modules at once may greatly change line voltage 
levels. We recommend that you replace them one by one.

 HOT INSERTION/REMOVAL OF MODULES

Removing or replacing modules does not affect other mod

-

ules on the same backplane.  It is possible to replace them 
without removing the power supply.  However, replacing 
multiple modules at once may greatly change line voltage 
levels.  We recommend that you replace them one by one.

 ENVIRONMENT

• Indoor use
• When heavy dust or metal particles are present in the air, 

install the unit inside proper housing with sufficient ven-
tilation.

• 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.

 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

Use the Installation Base (model: R3-BSx) or Installation
Base (free I/O address, model: R3-BSWx).

Отзывы: