background image

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-7523  Rev.5  P. 1 / 3

INSTRUCTION MANUAL

SIGNAL TRANSMITTER

(single- and dual-channel output loop powered isolator)

MODEL

B3VS/2

B3VS/1

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 UL

• This equipment is suitable for use in a Pollution Degree 

2 environment.

• This equipment is to be used with the maximum operat-

ing voltage 30 V rms and 42.4 V peak or 60 V DC.

• The equipment musts be mounted inside a suitable fire 

enclosure.

• Operating temperature: -40 to +55°C (-40 to +131°F)
• Altitude up to 2000 meters.

 

CONFORMITY WITH EU DIRECTIVES

• Functional insulation is maintained between the input 

and output. 

• The input voltage across the terminals must be 70 V or 

less.

• The equipment must be mounted inside a panel.
• Insert noise filters for the power source, input and output 

connected to the unit.  COSEL Model NAC-04-472, TDK 
Model ZCAT 3035-1330 or equivalent is recommended.

• The actual installation environments such as panel con-

figurations, connected devices, connected wires, may af-
fect 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 the CE conform-
ity.

• Install lightning surge protectors for those wires connect-

ed to remote locations. 

 

GENERAL PRECAUTION

• 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 -40 to +85°C 

(-40 to +185°F) with relative humidity within 0 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

Body

Zero Adj.

Span Adj.

Zero Adj.

Span Adj.

Ch. 1

Ch. 2

Specifications
(side)

 

HOW TO SEPARATE THE EURO TYPE CONNECTOR 

TERMINAL BLOCKS

When you need to separate the euro type connector termi-
nal blocks from the transmitter body for wiring, insert a mi-
nus driver between the euro type connector terminal block 
and the housing body, pull up the driver and pull out the 
euro type connector terminal block.

Reviews: