ICP MQ-7244M User manual

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IndustrialComputer Products

Data Acquisition Systems

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WrittenbyLiamLin

EditedbySunnyChiu 

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MQ‐7200M Series

User Manual

Ve r sio n 1.0.0, Aug. 2016



MQ‐7200MUserManual,version1.0.0I

Warranty

AllproductsmanufacturedbyICPDASareunderwarrantyregardingdefectivematerials

foraperiodofoneyear,beginningfromthedateofdeliverytotheoriginalpurchaser.

Warning

ICPDASassumesnoliabilityforanydamageresultingfromtheuseofthisproduct.ICP

DASreservestherighttochangethismanualatanytimewithoutnotice.The

informationfurnishedbyICPDASisbelievedtobeaccurateandreliable.However,no

responsibilityisassumedbyICPDASforitsuse,norforanyinfringementsofpatentsor

otherrightsofthirdpartiesresultingfromitsuse.

Copyright

Copyright©2016byICPDASCO.,LTD.Allrightsarereserved.

Trademarks

Namesareusedforidentificationpurposeonlyandmayberegisteredtrademarksof

theirrespectivecompanies.

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ContactUS



Ifyouhaveanyproblems,pleasefeelfreetocontactus.

Youcancountonusforaquickresponse.



Email:[email protected]

Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0II

TableofContents

1. Introduction ............................................................................................1

1.1. Features ...........................................................................................................2

1.2. Overview..........................................................................................................5

1.3. Dimensions(Unit:mm)....................................................................................6

2. HardwareInformation.............................................................................7

2.1. MQ‐7244M ......................................................................................................7

2.2. MQ‐7251M ......................................................................................................9

2.3. MQ‐7252M ....................................................................................................10

2.4. MQ‐7 253M ....................................................................................................12

2.5. MQ‐7 255M ....................................................................................................13

3. GettingStarted......................................................................................15

3.1. CablingPowerandNetwork ..........................................................................16

3.2. InstallingtheMiniOS7Utility .........................................................................17

3.3. ConfiguringNetworkSettings ........................................................................17

3.4. EnablingtheAdobeFlashPlayerinYourBrowser..........................................21

3.5. LoggingintoWebInterface...........................................................................22

4. Configuration ........................................................................................24

4.1. BasicSettings .................................................................................................25

4.2. I/OSettings ....................................................................................................28

4.3. MQTT .............................................................................................................30

5. WebHMI ...............................................................................................38

6. MiniOS7UtilityTools .............................................................................41

6.1. EstablishingaConnection ..............................................................................41

6.2. ExchangingtheProtocol(TCP/IPtoUDP).......................................................44

6.3. UpdatingtheMQ‐7200MOS .........................................................................46

Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0III

6.4. UpdatingtheMQ‐7200MFirmware ..............................................................49

7. FAQ .......................................................................................................52

7.1. HowtopublishI/OstatusmessagetoanMQTTbroker?............................... 52

7.2. HowtosubscribeI/OstatusonaMQ‐7200M?..............................................54

7.3. HowtocontrolDOchannelonaMQ‐7200M? ...............................................56

7.4. HowtorestoreMQ‐7200Mtodefaultsettings? ............................................58

Troubleshooting............................................................................................59

RevisionHistory ............................................................................................60

Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:1

1. Introduction

TheMQ‐7200Mseriesisaweb‐basedEthernetI/Omoduleequippedwithabuilt‐inwebserverallows

the user to configure module and control/monitor the status of digital I/O by simply using a regular

webbrowser.

SupportforMQTTprotocolmakesiteasytoconnectsensorstoInternetofThings(IoT)systemviathe

MQ‐7200Mseriesmodule.Userscansimplyandeffectivelycontrol/monitorremotesensorswithMQTT

clienttoolsonthePC/NBormobiledevices.



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:2

1.1. Features

The MQ‐7200M module off ers the most comprehensive configuration focused on meeting specific

application requirements. The following details the features designed to simplify installation,

configurationandapplication.

SupportforMQTTProtocol

MQTT stands for Message Queuing Telemetry Transport. It is a machine‐to‐machine

(M2M)/"Internet of Things" connectivity protocol with extremely lightweight publish/subscribe

messagingtransport.Itisusefulformobileapplicationsbecauseofitssmallsize,lowpowerusage,

minimizeddatapack ets,andefficientdistributionofinformationtooneormanyreceivers.

Built‐inI/O

VariousI/OcomponentsaremixedwithmultiplechannelsinasingleI/Omodule,whichprovides

themostcosteffectiveI/OusageandenhancesperformanceoftheI/Ooperations.



Daisy‐ChainEthernetCabling

TheMQ‐7200MSerieshasabuilt‐intwo‐portEthernetswitchtoimplementdaisy‐chaintopology.

Thecablingismucheasierandtotalcostsofcableandswitcharesignificantlyreduced. 

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LANBypass

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LANBypassfeatureguaranteestheEthernet

communication.Itwillautomaticallyactive

tocontinuethenetworktrafficifanyoneof

theMQ‐7200Mloosesitspower.

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Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:3

DualWatchdog

The Dual Watchdog is consists of a Module Watchdog and a Communication Watchdog. The

actionsofdigitaloutputarealsoassociatedtotheDualWatchdog.

ModuleWatchdogisabuilt‐inhardwarecircuittomonitortheoperationofthemoduleandwill

reset the CPU if a failure occurs in the hardware or the software. Then the Power‐on Value of

digitaloutputwillbeloaded.

Communication Watchdog is a software function to monitor the communication between the

MQTTbrokerandtheMQ‐7200M.WhentheMQ‐7200MisdisconnectedfromtheMQTTbroker

for a while, the watchdog forces the digital output to pre‐defined Safe Value to prevent

unpredictabledamageoftheconnecteddevices.



Power‐onValueandSafeValue

Power‐onvalueandSafeValuearedesignedtoimprovesystemsafety:

Power‐onValue:ThePower‐onValueisloadedintothedigitaloutputwhenthemoduleis

powered‐onorresetbyModuleWatchdog.

SafeValue:WhentheCommunicationWatchdogisenabledandaCommunicationWatchdog

timeoutoccurs,the“safevalue”isloadedintothedigitaloutput.



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HighlyReliableUnderHarshEnvironment

WideOperatingTemperatureRange:‐25~+75°C

StorageTemperature:‐30~+80°C

Humidity10~90%RH(Non‐condensing)



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:4

ResetButton

Theresetbuttonisusedtorestoreallsettingstofactorydefaults.

ItisveryusefulespeciallywhenyouforgettheIPaddresstoaccesstheMQ‐7200M

module.

ResetButton



Pressingandholdingtheresetbuttonforatlease3secondswillrestorethemoduletoitsfactory

defaults.Formoreinformation,seesection“7.4.HowtorestoreMQ‐7200Mtodefaultsettings?”.



LEDindicat orsforDIOstatus

TheLEDindicatorsareusedtoindicate

thestatusofdigitalI/OontheMQ‐7200M.



Twopairofpowerinputpins

TheMQ‐7200Mhas4pinsastwopairsfor

powerinputtoeasethewiring.

Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:5

1.2. Overview



Connector2

I/O Indictors

LEDIndictors

Connector1



E2Port

E1Port

ResetButton



Model Label Status Description

RUN Flashing Theunitisturnedonandready.

On AlinkhasbeenestablishedontheE1port.

Off NolinkisestablishedontheE1port.

E1

Flashing DataistransferringviatheE1port.

On AlinkhasbeenestablishedontheE2port.

Off NolinkisestablishedontheE2port.

E2

Flashing DataistransferringviatheE2port.

LED

Indicators

I/O

Indictors

TheexactdesignandfunctionalitydependsontheI/Otypesonthemodule.

Connector1

Connector2

Theexactdesignandfunctionalitydependsonthemodulespecifications.

ResetButton Pressingandholdingtheresetbuttonforatleast3secondscanresetthemodule.



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:6

1.3. Dimensions(Unit:mm)



LeftSideView

TopView

Front View

BottomView



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:7

2. HardwareInformation

2.1. MQ‐7244M

I/OSpecifications

DigitalInput

Channels 8

Contact WetCont act

Sink/Source(NPN/PNP) Sink/Source

OnVoltageLevel +10V

DC

~+50V

DC



OffVoltageLevel +4V

DC

max.

InputImpedance 10KΩ

OvervoltageProtection 70V

DC



DigitalOutput

Channels 8

Type IsolatedOpenCollector

Sink/Source(NPN/PNP) Sink

Max.LoadCurrent

650mA/Channelat25°C

DirectDrivePowerRelayModule

LoadVoltage +3.5V

DC

~+50V

DC



OvervoltageProtection 60V

DC



OverloadProtection 1.4A

Short‐circuitProtection Yes

Power‐onValue Yes,Configurable

SafeValue Yes,Configurable



PinAssignments



WireConnections



DigitalInput Readbackas1 Readbackas0

+10~+50V

DC

 Openor<4V

DC



Sink

 

+10~+50V

DC

 Openor<4V

DC



Source

 



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:8

DigitalOutput

ONState

Readbackas1

OFFState

Readbackas0

DriveRelay

 

ResistanceLoad

 

Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:9

2.2. MQ‐7251M

I/OSpecifications

DigitalInput

Channels 16

Contact WetCont act

Sink/Source(NPN/PNP) Sink/Source

OnVoltageLevel +10V

DC

~+50V

DC



OffVoltageLevel +4V

DC

max.

InputImpedance 10KΩ

OvervoltageProtection 70V

D



PinAssignments



WireConnections

DigitalInput Readbackas1 Readbackas0

+10~+50V

DC

 Openor<4V

DC



Sink

 

+10~+50V

DC

 Openor<4V

DC



Source

 



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:10

2.3. MQ‐7252M

I/OSpecifications

 DigitalInput

Channels 8

Contact WetCont act

Sink/Source(NPN/PNP) Sink/Source

OnVoltageLevel +10V

DC

~+50V

DC



OffVoltageLevel +4V

DC

max.

InputImpedance 10KΩ

OvervoltageProtection 70V

DC



DigitalOutput

Channels 8

Type IsolatedOpenCollector

Sink/Source(NPN/PNP) Source

Max.LoadCurrent 650mA/Channelat25°C

LoadVoltage +10V

DC

~+40V

DC



OvervoltageProtection 47V

DC



OverloadProtection‐

Short‐circuitProtection Yes

Power‐onValue Yes,Configurable

SafeValue Yes,Configurable



PinAssignments



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:11

WireConnections

DigitalInput Readbackas1 Readbackas0

+10~+50V

DC

 Openor<4V

DC



Sink

 

+10~+50V

DC

 Openor<4V

DC



Source

 



DigitalOutput

ONState

Readbackas1



OFFState

Readbackas0

Source



Copyright©2016ICPDASCO.,LTD.AllRightsReserved.E‐mail:[email protected]



MQ‐7200MUserManual,version1.0.0Page:12

2.4. MQ‐7253M

I/OSpecifications

DigitalInput

Channels 16

Contact DryContact

Sink/Source(NPN/PNP) Source

OnVoltageLevel ClosetoGND

OffVoltageLevel Open

OvervoltageProtection‐

EffectiveDistance 500MMax.



PinAssignments



WireConnections

DigitalInput

ONState

Readbackas1



OFFState

Readbackas0

DryContact



MQ‐7200MUserManual,version1.0.0Page:13

2.5. MQ‐7255M

I/OSpecifications



PinAssignments



WireConnections

DigitalInput Readbackas1 Readbackas0

+10~+50V

DC

 Openor<4V

DC



WetContact(Sink)

 

+10~+50V

DC

 Openor<4V

DC



WetContact

(Source)

 



 DigitalInput

Channels 8

Contact DryandWetContact

Sink/Source(NPN/PNP)

Dry:Source

Wet:Sink/Source

OnVoltageLevel +10V

DC

~+50V

DC



WetCont act

OffVoltageLevel +4V

DC

max.

OnVoltageLevel ClosetoGND

DryContact

OffVoltageLevel Open

InputImpedance 10KΩ

OvervoltageProtection +70V

DC



DigitalOutput

Channels 8

Type IsolatedOpenCollector

Sink/Source(NPN/PNP) Source

Max.LoadCurrent 650mA/channelat25°C

LoadVoltage +10V

DC

~+40V

DC



OvervoltageProtection 47V

DC



OverloadProtection‐

Short‐circuitProtection Yes

Power‐onValue Yes,Configurable

SafeValue Yes,Configurable



MQ‐7200MUserManual,version1.0.0Page:14

DigitalInput

ONState

Readbackas1

OFFState

Readbackas0

DryContact

 



DigitalOutput

ONState

Readbackas1



OFFState

Readbackas0

Source



MQ‐7200MUserManual,version1.0.0Page:15

3. GettingStarted

IfyouarenewtoMQ‐7200Mmodule,startwiththischapterasitincludesaguidedtourthatprovidesa

basicoverviewofhowtoinstall,configureandusethemodule.



What’sintheBOX?

Beforestartinganytask,pleasecheckthepackagecontents.Ifanyofthefollowingitemsareeither

missingordamaged,contactyourdealerordistributor.



MQ‐7200MModuleQuickStartGuide



TechnicalSupport



z MQ‐7200MUserManual



http://ftp.icpdas.com/pub/cd/mq‐7200m/document



z MQ‐7200MWebsite

http://www.icpdas.com/root/product/solutions/remote_io/mqtt_io/

mq‐7200m_introduction.html



z ICPDASWebsite



http://www.icpdas.com/



MQ‐7200MUserManual,version1.0.0Page:16

3.1. CablingPowerandNetwork

Step1：

ConnectthecomputertotheEthernetPortviatheHuborSwitch.

Step2：

Connectthepositiveofthepowersupplytotheterminalmarked“(R)+Vs”.

Connectthenegativeofthepowersupplytotheterminalmarked“(B)GND”.



Host PC



Power Supply

+12 to +48 V

DC

Hub/Switch



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