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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:

Signal conditioner ...............................................................(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

• Functional insulation is maintained between the input 

and output.

• The equipment must be mounted inside a panel.
• The actual installation environments such as panel 

configurations, connected devices, connected wires, may 
affect the protection level of this unit when it is inte-
grated 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 the 
CE conformity.
* For example, installation of noise filters and clamp fil-

ters for the power source, input and output connected 
to the unit, etc.

• Install lightning surge protectors for those wires connect-

ed to remote locations.

 

POWER INPUT RATING & OPERATIONAL RANGE

• Locate the power input rating marked on the product and 

confirm its operational range as indicated below:

    24V DC rating: 24V ±10%, approx. 60mA

 

GENERAL PRECAUTIONS

• Before you remove the unit or mount it, turn off the power 

supply and input signal for safety.

 

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 0 to 55°C (32 

to 131°F) with relative humidity within 30 to 95% RH in 
order to ensure adequate life span and operation.

• Be sure that the ventilation slits are not covered with ca-

bles, etc.

 

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.

COMPONENT IDENTIFICATION

Span Adj.

Zero Adj.

Mounting Screw

Body

Transmitter Power 

Supply Switch

*

*

Provided only when the option is selected.

Specifications

 

BOTTOM VIEW

Transmitter Power Supply Switch

ON

OFF

• Transmitter Power Supply Switch

This switch is provided only when the option is specified in 
ordering.  Turn the switch right for ON, left for OFF.

INSTALLATION

Use Installation Base (model: M8BSx).

CURRENT LOOP SUPPLY

(CE)

MODEL

M8DY1

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-5375  Rev.1  P. 1 / 2

INSTRUCTION MANUAL

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