M-system M6SCTC User manual

M6SCTC
P. 1 / 4EM-7972 Rev.4
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: [phone] Fax: [phone] E-mail: [e-mail]
■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sat-
isfyingcompleteperformancedescribedinthedatasheet.
COMPONENT IDENTIFICATION
■FRONT PANEL CONFIGURATION (with the cover open)
Zero Adj.
Power LED
Span Adj.
CT TRANSMITTER
(clamp-on current sensor) MODEL M6SCTC
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Ofceorrepresentatives.
■PACKAGE INCLUDES:
 Signalconditioner......................................................... (1)
■MODEL NO.
Conrm 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apanel.
•UsethecurrentsensorwithM-System’sCLSE-x/CE.
•Theactualinstallationenvironmentssuchaspanelcon-
gurations, 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
Locatethepowerinputratingmarkedontheproductand
conrmitsoperationalrangeasindicatedbelow:
 24VDCrating:24V±10%,approx.0.5W
■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sufcient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-20to+55°C
(-4to+131°F)withrelativehumiditywithin30to90%RH
inordertoensureadequatelifespanandoperation.
■CLAMP-ON CURRENT SENSOR
•Thecurrentsensoristobeorderedseparately.
•Over-voltageclampelementincaseofanopencircuitis
incorporatedforsafety.
•Fixthesensormoduleattheinputcablewithabinding
strap.
Body
Front Cover
DIN Rail Adaptor
Spec. Marking

M6SCTC
P. 2 / 4EM-7972 Rev.4
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: [phone] Fax: [phone] E-mail: [e-mail]
SettheunitsothatitsDINrailadapterisatthebottom.
Whenthe unitis installedto anInstallation Base(model
M6SBS),refertoitsinstructionmanual.

■MOUNTING THE UNIT ON A DIN RAIL
A)HangtheupperhookattherearsideofunitontheDIN
rail.
B)Push in the lower in keeping pressing the unit to the
DINrail.
■REMOVING THE UNIT
A)Pull down the DIN rail adaptor using a minus screw-
driver.
B)Pulloutthelowerpartoftheunit.
C)RemovetheupperpartfromtheDINrail.
TERMINAL CONNECTIONS
Connecttheunitasinthefollowingdiagramorrefertotheconnectiondiagramonthesideoftheunit.
■EXTERNAL DIMENSIONS unit: mm (inch)
ADIN Rail
B
A
DIN Rail Adaptor
CB
INSTALLATION
94 (3.70)
5.9 (.23)
DIN RAIL
35mm wide
DIN RAIL HOOK
*Use a minus screwdriver: tip width 3.8 mm max., tip thickness 0.5 to 0.6 mm
102 (4.02)
[0.5 (.02)]
SCREWDRIVER
INSERTION ANGLE
: approx. 40°
WIRE INSERTION ANGLE
: approx.35°
TEST PROBE
max. 2 (.08) dia.
SCREWDRIVER
*
INSERTION ANGLE
: approx. 35°
5678
1234
• When mounting, no extra space is needed between units.

M6SCTC
P. 3 / 4EM-7972 Rev.4
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: [phone] Fax: [phone] E-mail: [e-mail]
■CONNECTION DIAGRAM
■WIRING INSTRUCTIONS
 •Applicablewiresize
  Solid: 0.2to2.5mm2(0.55to1.75dia.)
  Stranded: 0.2to2.5mm2(Tinningwireendsmay
    causecontactfailureandthereforeisnot
    recommended.)
  Ferruled: 0.2to1.5mm2(0.55to1.35dia.)
 •Exposewireconductorsby8mm(0.31”).
How to Connect Wires
Expose 8 mm
1) Insertaminusscrewdriverintothewireentryopening,
betweentheclampandthehousing,untilitstiphitsthe
bottomwhereitisrmlyheld.
2) Insertawire.Pushthescrewdrivertowardthedirection
indicatedwiththearrowinthegurebelowtowidenthe
openingifnecessary.
3) Conrmthat thewire tiphits the bottomandpull out
thescrewdriverinholdingitinposition.
 Conrmthatthewire’sinsulationtubeisnotcaughtin
theclamp.
Screwdriver
Wire
Tension Clamp
Screwdriver
Wire Entry
Wire
+
–
+
–
OUTPUT
5
6
7
8
1
2
POWER
LOAD
SOURCE
CONNECTOR
POWER
k
l
CLAMP-ON SENSOR

M6SCTC
P. 4 / 4EM-7972 Rev.4
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: [phone] Fax: [phone] E-mail: [e-mail]
CHECKING
1) Terminalwiring:Checkthatallcablesarecorrectlycon-
nectedaccordingtotheconnectiondiagram.
2) Conrmthatthewireinsulationtubesarenotcaughtin
theclamp.
3) Powerinputvoltage:Checkvoltageacrosstheterminal
7–8withamultimeter.
4) Input:Checkthattheinputsignaliswithin0–100%of
thefull-scale.
5) Output:  Check that the load resistance meets the de-
scribedspecications.
ADJUSTMENT PROCEDURE
This unit is calibrated at the factory to meet the ordered
specications, therefore you usually do not need any cali-
bration.
Formatchingthesignaltoareceivinginstrumentorincase
ofregularcalibration,adjusttheoutputasexplainedinthe
following.
■HOW TO CALIBRATE THE OUTPUT SIGNAL
Useasignalsourceandmeasuringinstrumentsofsufcient
accuracylevel.Turnthepowersupplyonandwarmupfor
morethan10minutes.
1) ZERO:Apply10%inputandadjustoutputto10%.
 Forabidirectionaloutput(e.g.-5–+5VDC),applyan
inputsignalcorrespondingto0VDCoutput.(Samepro-
cedurein(3))
2) SPAN:Apply100%inputandadjustoutputto100%.
3) CheckZEROadjustmentagainwith10%input.
4) When ZERO value is changed, repeat the above proce-
dure1)–3).
MAINTENANCE
Regularcalibrationprocedureisexplainedbelow:
■CALIBRATION
Warmuptheunitforatleast10minutes.Apply5%,25%,
50%, 75% and 100% input signal.  Check that the output
signalfortherespectiveinputsignalremainswithinaccu-
racydescribedinthedatasheet.Whentheoutputisoutof
tolerance, recalibrate the unit according to the“ADJUST-
MENTPROCEDURE”explainedearlier.