M3LDY
P. 1 / 7EM-2664-A
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
CURRENT LOOP SUPPLY
(linearizing; eld- and PC-congurable)
MODEL
M3LDY
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:
Signal conditioner ......................................................... (1)
I/O range and tag name label sheet ............................ (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. For detailed information,
refer to the operating manual (EM-2664-B)
The M3LDY with Option /A is programmable using the PC
configurator software. For detailed information on the PC
configuration, refer to the M3CON instruction manual. The
M3CON PC Configurator Software and operating manual
are downloadable at M-System’s web site: http://www.m-
system.co.jp.
POINTS OF CAUTION
■ CONFORMITY WITH UL
•ThisequipmentissuitableforuseinaPollutionDegree2
environment.
•Thisequipmentistobeusedwiththemaximumoperat-
ing voltage 30Vrms and 42.4Vpeak or 60V DC.
•Theequipmentmustbemountedinsideasuitablereen-
closure.
•Operatingtemperature:-25to+55°C(-13to+131°F)
■ CONFORMITY WITH EU DIRECTIVES
•Theequipmentmustbemountedinsideapanel.
•Insertnoiseltersforthepowersource,inputandoutput
connected to the unit. COSEL Model NAC-04-472, TDK
ModelZCAT3035-1330orequivalentisrecommended.
•Installlightningsurgeprotectorsforthosewiresconnect-
ed to remote locations.
•Theactualinstallationenvironmentssuchaspanelcon-
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.
■ POWER INPUT RATING & OPERATIONAL RANGE
•Locatethepowerinputratingmarkedontheproductand
confirm its operational range as indicated below:
24V DC rating: 24V ±10%, approx. 3W
■ SAFETY PRECAUTION
•Beforeyouremovetheunitormountit,turnoffthepower
supply and input signal for safety.
■ ENVIRONMENT
•Indooruse
•Whenheavydustormetalparticlesarepresentintheair,
install the unit inside proper housing with sufficient ven-
tilation.
•Donotinstalltheunitwhereitissubjectedtocontinuous
vibration. Do not subject the unit to physical impact.
•Environmentaltemperaturemustbewithin-25to+65°C
(-13to+149°F)withrelativehumiditywithin0to95%RH
in order to ensure adequate life span and operation.
•Besurethattheventilationslitsarenotcoveredwithca-
bles, etc.
■ WIRING
•Do not install cables (power supply, input and output)
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 ....
•Theunitisdesignedtofunctionassoonaspowerissup-
plied, however, a warm up for 10 minutes is required for
satisfying complete performance described in the data
sheet.