MDT500 MULTIVARIABLE DIGITAL TRANSMITTER DIGITAL
Contents
1. W USE TEFLON TAPE ON THREADS TO SEAL DISCARD THE TWO 2 BARBED HOSE CONNECTORS SUPPLIED WITH LAMINAR SPRING i 50MC2 50MR2 SERIES LAMINAR FLOW ELEMENTS MULTIVARIABLE DIGITAL TRANSMITTER INSERT MALE CONNECTORS PT NO ZA36894 3 SUPPLIED WITH MDT 2 REQ USE TEFLON TAPE ON THREADS TO SEAL i 3 ve 7 INSERT MALE ADAPTERS PT NO Z9P703 SUPPLIED WITH MDT 2 REO l USE TEFLON TAPE ON THREADS TO SEAL LAMINAR FLOW ELEMENT 50MK10 50MJ10 50MW20 50MH10 50MY15 SERIES LAMINAR FLOW ELEMENTS Zeroing the MDT500 Meriam recommends zeroing the MDT500 Differential Pressure sensor prior to use and periodically thereafter as needed Use the MDT Config example application included in the Meriam SDK to zero the sensor MDT Config Connected Recalibration Differential Pressure 14 33494 Measurement Set To 0 0 Differential Pressure Damping Type Exponential a Time sec 3 MDT Communication cw Absolute Pressure Measurement 0 008017974 Set To 0 008121103 Reset to Default Apply Absolute Pressure Damping Type Exponential Time sec 4 User s Manual 9R216 IR July 2012 Temperature Measurement 32 SetTo 32 Reset to Default Apply Temperature Damping Type Exponential Time sec 1 Unzip InstallationDirectory Meriam SDK Examples CSharp MDT Config Executable this may have to be unzipped to a loc2. C to 50 C Temperature Update Rate 14 readings per second Temperature Sensor Specifications Accuracy Class AA Tolerance Class per IEC 60751 Temperature Range 58 F to 482 F 50 C to 250 C Connector is 185 F 85 C Max Material 316L Stainless Steel Sheath and Housing Temperature Probe Pt100 100 Ohms at 0 C 00385 TCR alpha Probe Dimensions 4 diameter 6 long Connections 5 meter M12 molded cordset Mechanical P1 amp P2 Pressure Ports 4 NPT female Flushing Ports 5 16 24 SAE MS J1926 316L SS plugs included Electrical Communication USB type B female connector Analog circular locking connector for RTD probe Power Requirements PC USB high power 500 mA USB port or USB hub PC USB ports and USB hubs with power adapters that are typically high power A Note User is responsible to provide controlled fuse protected power from an IBM compatible computer via the USB port User s Manual 9R216 IR Enclosure Protection IP40 Dimensions in mm H x 2 6 66 W x 3 6 91 L x 5 6 142 Material Plastic ABS Weight 1 5 lbs Hook up fittings add 0 26 Ibs 0 118 kg Mounting Laminar Flow Element mounting hardware provided Temperature Limits Operating 4 to 122 F 20 to 50 C Storage 40 to 185 F 40 to 85 C Humidity Limits 5 95 RH operating CE Marking EN 61326 1 Electrical equipment for measurement control 1 2 and laboratory use EMC requirements
3. IEC 61010 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use s 1 FOR USE ONLY IN A CONTROLLED EMC ENVIRONMENT TYPICALLY FOUND IN A TEST MEASUREMENT AND CALIBRATION ENVIRONMENT 2 CLASSIFIED AS CAT 1 VOLTAGES NOT PRESENT OR MEASURED ABOVE 60VDC Hazardous Material and Recycling Compliance This product is compliant with the European directives RoHS directive 2002 95 EC Reduction of Hazardous Substances and WEEE 2002 96 EC Waste from Electrical and Electronic Equipment Fe WEEE mark informs users of electrical and electronic equipment to ensure proper disposal Spare Parts Z9P703 Adapter Male Machine 74 Tube X 74 MNPT Brass ZA36894 3 Male Connector 4 Tube X 7 MNPT Brass Z9P273 Cable USB Type A To Mini B Z9P713 Cable RTD 4 Pos Plug Socket 5 0M Z9P521 Probe RTD Sensor 11 July 2012
4. med 6 Firmware Rellasbissesocssxesece cone a b uo eic c d eere ix e S ba T Service and Calibration seiis anaa aeae kaadaa TES T Ret rnmiiNSTUCUO NS ea a a a ot Puls 8 Specifications Certifications cccecccceccceececeeeeseeesaeeeseeeeeeeeesaees 9 User s Manual 9R216 IR July 2012 MDT500 Safety Failure to follow all instructions could result in injury Read understand and follow all safety warnings and instructions provided with this product Also meet or exceed your employer s safety practices In no event shall Meriam be liable for any indirect special incidental consequential or punitive damages or for any lost profits arising out of or relating to any services provided by Meriam or its affiliates It is not possible for Meriam to identify all foreseeable uses misuses therefore all persons involved in commissioning using or maintaining this product must satisfy themselves that each intended application is acceptable A DANGER Fire Explosion Hazard This instrument is not intrinsically safe DO NOT use or service in areas that may contain flammable gas or vapors combustible dusts or ignitable fibers where an unintended spark can cause a fire explosion Do not exceed the Pressure Limits listed in the Specifications section of this manual Failure to operate within the specified pressure limit could result in death or serious injury Do not exceed the Maximum Input Voltage listed under Power Requirements in the Spec
5. ER SQUARE INCH CONFIGURATION FILES Coefficient 3 0 00000E 0 ici 0 00000E 0 Coefficient 4 o LOAD CONFIGURATION B lm Coefficient 5 0 00000E 0 MDT COMMUNICATION Equation CLASSIC ce mum SAVE CONFIGURATION R 0 Differential Pressure 0 00000E 0 i The SDK can be used as both a NET class library and a LabVIEW VI library See the Meriam_SDK_Overview pdf and help file located in the SDK Documentation directory for details MDT LFE Connections The supplied RTD Probe must be connected prior to use DO NOT allow the RTD probe sheath to directly A contact line voltage e g 120VAC User s Manual 9R216 IR July 2012 Use with high power 500 mA USB ports or powered USB hubs only Keep at least four inches from high power 3 phase cables Do not run in parallel with 3 phase power cables Cross existing AC power cables at right angle only when necessary for routing purposes MULTIVARIABLE DIGITAL TRANSMITTER SPACE BETWEEN CONNECTORS MAY BE ADJUSTED BY LOOSENING HEX CAP SCREWS INSERT MALE CONNECTORS PT NO ZA36894 3 SUPPLIED WITH MDT 2 REQ USE TEFLON TAPE ON THREADS TO SEAL m POROUS DISC O RING T O RING HOLDER BE CERTAIN TO MAINTAIN AND RE INSERT THE PARTS SHOWN AND SUPPLIED WITH THE 50MC amp SOMR TYPE LAMINAR ASSEMBLIES L3 3 8 INSERT MALE ADAPTERS PT NO Z9P703 SUPPLIED WITH MDT 2 REQ
6. User s Manual 9R216 IR July 2012 MDT500 MULTIVARIABLE DIGITAL TRANSMITTER The Meriam Process Technologies Meriam Model MDT500 Multivariable Digital Transmitter is a complete flow solution when used with a Meriam Laminar Flow Element LFE for air and gas measurement with an accuracy of 0 8 of the calculated flow rate Communication with the MDT500 is achieved using the Meriam Serial Protocol MSP the Meriam DLL or LabVIEW The Meriam Software Development Kit Meriam DLL MDT Flow Calculator and MDT Config C sample application and source code LabVIEW executable and VI s is included _ n l AN meritam L1 process technologies s Scott Fetzer company _ User s Manual 9R216 IR July 2012 Safety Warnings The table below defines the safety symbols signal words and corresponding safety messages used in the manual to identify potential hazards and are intended to warn persons about hazards that could result in personal injury or equipment damage This is the Read Instruction Manual symbol This symbol indicates that you must read the instruction manual This is the Safety Alert symbol When this symbol is located on a product or nameplate label this indicates that you must read all sections of the user manual where the symbol appears to understand particularly important safety information regarding electrical or mechanical connections This is the Safety Glasses symbol This symbol indicates that you must wear
7. ale Connector Standard LFE mounted model Installation and Operation The MDT500 is designed to be operated in conjunction with a Windows PC and the Meriam Software Development Kit SDK which is provided for ease of integration with your systems The SDK includes libraries for calculating flow rate and for communicating with the device to take measurements and access configuration options Example applications are provided as source code and as executables that implement key features of the Virtual Flow Instrument library 13 Examp Virtual Flow Instrument vi File Edit View Project Operate Tools Window Help ANN MDT500 MULTIVARIABLE DATA TRANSMITTER MEASUREMENTS CALCULATED VALUES POUNDS PER SQUARE INCH Mass Flow Rate 0 00000E 0 POUNDS PER MINUTE Absolute Pressure 0 00000E 0 POUNDS PER SQUARE INCH VolumetricFlowRate 0 00000E 0 CUBIC_FEET PER MINUTE Temperature 0 00000E 0 DEGREES FAHRENHEIT Volumetric Flow Rate 9 oo990E 0 CUBIC_FEET PER MINUTE at Standard Conditions Relative Humidity 0 00000E 0 PERCENT Density 0 00000E 0 POUNDS PER CUBIC FOOT Viscosity 0 00000E 0 MICROPOISE LFE COEFFICIENTS STANDARD CONDITIONS OF FLOW CALCULATE TAKE MEASUREMENTS AND CALCULATE DEFAULT STANDARD CONDITIONS Coefficient 1 0 00000E 0 5 Temperature 7 000001 DEGREES FAHRENHEIT Coefficient 2 0 00000E 0 Pressure 1 46960E 1 POUNDS P
8. approved safety glasses during the task This is the Safety Gloves symbol This symbol indicates that you must wear approved safety gloves during the task wv y C Indicates a potentially hazardous situation which if not avoided will result in death or serious injury A DANGER P d aed Indicates a potentially hazardous situation which if not avoided could result in death or serious injury Indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury NOTICE Indicates information essential for proper product installation operation or maintenance Information in this document is subject to change without notice Check the Meriam web site www meriam com for latest manual revision For customer assistance please call your local Meriam representative or Meriam directly Meriam Process Technologies 10920 Madison Avenue Cleveland Ohio 44102 Telephone 216 281 1100 Fax 216 281 0228 E mail meriam meriam com Web www meriam com LabVIEW is a registered trademark of National Instruments User s Manual 9R216 IR July 2012 Table of Contents HAT OCU CUO DERNIER EDET 4 CD ROM ReSOUICEG ccccceccsececeeeececensececeeneceeeeseeeeaseeeeeaaeeees 4 Interface ACCeSSOFIBS uscire obi o Ud dando GRO vane led muita yuh dari 5 Installation and Operation eseseeeeeeeeeeeeeeeeee 5 Zeroimng ine MID TE SOO ie tu rebel Secs pecu rema pute
9. ation other than the Program Files or Program Files x86 directory launch MDT Config exe set the appropriate Com Port and click the Connect button Then click the Zero button in the Differential Pressure section NOTICE Firmware Reflash Meriam recommends zeroing the MDT500 in its final mounting position to null any orientation effects due to local gravity Meriam periodically issues new operating firmware to improve MDT500 operation and features All MDT500 units can be reflashed with new firmware using the El Reflash Utility software included on the CD Install Meriam Setup Utility Connect the MDT500 to the host PC Navigate to the Meriam Setup Utility directory and open EI Reflash Utility exe Select COM Port and baud rate 115200 Click Check Web to download updates then Auto Update to ensure the MDT500 has the latest firmware and features Service and Calibration In the event an MDT500 requires service or needs to be returned for factory recertification or re calibration please contact Meriam at the numbers listed on the next page NOTICE DO NOT send any unit in for service without first contacting Meriam for a Return Material Authorization RMA number If this number has not been obtained and clearly marked on the return packaging the unit will be returned at the shipper s expense An RMA number will be provided by the Meriam Repair Department when you call fax or e mail your information Certification for Non Hazard
10. fications Overall Technical Specifications Media Compatibility Clean dry non corrosive gases only brass 316 SS Viton Silicon gel Software Supported Operating Systems Windows XP Windows 7 Vista NET Framework 4 0 Software Development Kit SDK Example Programs with Source Code in LabVIEW C Application Programming Interface API Supporting NET CZ VB COM Interop Pressure Measurement NIST Traceable Accuracy 0 025 of full scale including all effects of linearity repeatability hysteresis and temperature 20 C to 50 C Operating Temperature 4 F to 122 F 20 C to 50 C Pressure Update Rate 7 readings per second from both differential and absolute pressure sensors Optional Pressure Ranges Differential Sensor 28 inches water column 10 inches water column Absolute Sensor 38 psia 100 psia Over Range Limits Differential Sensor 2x range when pressurized on P1 HI side only 150 psi when applied simultaneously to P1 HI amp P2 LO sides Absolute Sensor 2x range User s Manual 9R216 IR July 2012 Media Compatibility Differential Sensor Clean dry non corrosive gases only brass 316 SS Viton Silicon gel Absolute Sensor Media compatible with 316 SS Resistance Temperature Measurement NIST Traceable Accuracy 0 01 of reading 0 075 ohms including all effects of linearity repeatability hysteresis and temperature Operating Temperature 4 F to 122 F 20
11. ification section of this manual Disconnect power before servicing Substitution of components may impair operation and safety Introduction Congratulations The MDT500 is the ideal compact direct mounted solution for air and gas flow measurement Follow the instructions in this User s Manual to set up the MDT500 to perform to its full potential Thank you for choosing Meriam Included with the MDT500 RID Probe USB cable CD ROM A NIST traceable calibration certificate for Model numbers ZMDT X X purchased without an LFE will receive a 6 point pressure calibration ZMDT X X MT and LFE purchased as a system will receive a 3 point air flow calibration CD ROM Resources Each MDT500 comes with a product CD ROM that includes the following resources Meriam Software Development Kit Meriam Setup Utility Meriam Serial Protocol MSP Implementation Guide USB Drivers LabVIEW Drivers VIs Please make use of these resources as referenced in this manual tere le USB drivers must be installed on the host PC prior to communication with MDT50O Find these drivers on the product CD User s Manual 9R216 IR July 2012 Interface Accessories The following table lists part numbers for various accessories available to assist in configuration or communication Part Number Accessory Status Z9A000003PNO6 MDT500 Product CD ROM Standard all models Z9P703 Male Adapter Standard LFE mounted model ZA36894 3 M
12. ous Materials will also be required The RMA number must accompany all incoming packages to insure proper tracking processing and repair work 7 User s Manual 9R216 IR July 2012 To assist us in processing your service request please have the Model amp Serial Number of the unit available when you call This information is located on the product label Return Instructions To lessen the possibility of shipping damage it is recommended the MDT500 be detached from the LFE for shipping 1 When returning the LFE care should be taken to protect the LFE Matrix by covering up the open ends of the LFE 2 Carefully detach the MDT500 from the LFE by loosening the 9 16 hex nuts on the two male connectors attached to the MDT to separate from the LFE see illustration 3 Package MDT with sufficient protective KEM pack or bubble wrap to protect against damage during shipping 4 Package LFE with sufficient protective KEM pack or bubble wrap to protect against damage during shipping 5 Place both packaged LFE and MDT into one container with additional KEM pack or bubble wrap STEP 1 FE g COVER ENDS TO PROTECT MATRIX m PROTECT MATRIX LIFT MOT UP AND AWAY FROM THE LFE LEE Meriam Process Technologies 10920 Madison Avenue Cleveland Ohio 44102 TELEPHONE 216 281 1100 FAX 216 281 0228 E mail service1 meriam com Web Site Www meriam com 8 User s Manual 9R216 IR July 2012 Specifications Certi
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