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R7M-RR8

P. 1 / 4

EM-7803-T Rev.1

REMOTE CONTROL RELAY CONTROL MODULE, 8 points 

(Modbus 115.2 kbps)

MODEL

R7M-RR8

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:

Remote control relay control module .................................(1)

 

MODEL NO.

Confirm that the model number described on the product is
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

 

POWER INPUT RATING & OPERATIONAL RANGE

• Locate the power input rating marked on the product and

confirm its operational range as indicated below:

24V AC rating: 24V ±10%, 50/60Hz, approx. 140mA
24V DC rating: 24V ±10%, approx. 60mA

 

GENERAL PRECAUTIONS

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

supply and output 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 -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.

056 222 38 18

[email protected]

www.sentronic.com

SENTRONIC

AG

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