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Heinrichs Messtechnik GmbH  

EX-Supplementary Operating Manual UMC4-TMx 

January 2021 

 

 

Coriolis Mass Flow Meter

 

UMC4 

with

 

TM, TME, 

TMU, TMR 

TM-SH

 

 

Supplementary Operating Manual for  

explosion-proof flow meters

 

 

 

This operating manual contains important information for the operation in potentially explosive atmospheres 

Please read the instructions carefully and store them in a safe place for future reference 

Summary of Contents for TM

Page 1: ...ow Meter UMC4 with TM TME TMU TMR TM SH Supplementary Operating Manual for explosion proof flow meters This operating manual contains important information for the operation in potentially explosive atmospheres Please read the instructions carefully and store them in a safe place for future reference ...

Page 2: ...Connection sensor transmitter 10 4 3 3 1 Sensor Cable Pin Assignment 11 4 3 3 2 Cable Parameters 11 4 3 3 3 Equipotential bonding 11 4 4 EC Type Examination Certificate for the sensors 12 4 4 1 Sensor Parameters 12 4 4 2 Ambient temperature range Ta 13 4 4 2 1 Conditions for safe operation 14 4 5 Description of the UMC4 transmitter 14 4 5 1 Device identification 14 4 5 2 Ignition category of the t...

Page 3: ...General conditions for safe operation 19 5 3 Requirements for installation in all environments 20 5 4 Ex relevant screw and bolt torques 20 6 MAINTENANCE AND REPAIR WORK 21 6 1 Definition of terms according to IEC 60079 17 21 7 WARNING NOTICES 22 8 MODEL CODES 23 8 1 The Transmitter UMC4 23 8 2 The TM Sensor 24 8 3 The TMU Sensor 25 8 4 The TME Sensor 26 8 5 The TMR Sensor 27 8 6 The TM SH Sensor ...

Page 4: ...ote The present instructions apply to explosion proof Coriolis flow meters TM TME TMU TMR and TM SH series which are operated in conjunction with the UMC4 transmitter as of year of construction October 2018 or later These instructions are supplementary operating manual for non explosion proof Coriolis flow meters If you do not have a copy of the latter instructions please request one from Heinrich...

Page 5: ...ation mounting commissioning and maintenance are to be performed by a technician trained to work with explosion proof devices or by a Heinrichs Messtechnik service technician Warning Any maintenance or repair that safety relevant in terms of explosion protection is to be carried out by the manufacturer an authorized Heinrichs Heinrichs Messtechnik GmbH accepts no liability for any loss or damage o...

Page 6: ...jury substantial material damage or even death Always comply to these warnings and proceed with caution Caution means that failure to take the prescribed precaution could result in material damage or destruction of the device We advice always to abide to these instructions Note means that the accompanying text contains important information about the product handling the product or about a section...

Page 7: ...nik GmbH Robert Perthel Strasse 9 D 50739 Cologne Germany Phone 49 221 49708 0 Fax 49 221 49708 178 Internet www heinrichs eu Email info heinrichs eu Product type Mass flow rate meter for liquid and gaseous products Product name Sensor type TM TMU TME TMR TM SH Transmitter type UMC4 File name umc4_ex ba_21 01_en doc Version 21 01 Date January 31 2021 ...

Page 8: ... air dust mixtures are likely to occur 3G 2 3D 22 Equipment in this category is intended for use in areas in which explosive atmospheres caused by gases vapours mists or air dust mixtures are unlikely to occur or if they do occur are likely to do so only infrequently and for a short period only The numbers in round brackets correspond to the IEC Zones Acc EN 60079 0 ff IEC 60079 0 ff Ex Explosion ...

Page 9: ...onnected to the sensor using a Heinrichs Messtechnik cable that is specially designed for this purpose Although the appearance of the standard and explosion proof transmitters is identical and their rating plates contain the same information under no circumstances should a standard non explosion proof transmitter be connected to an explosion proof sensor 4 2 Device identification The rating plates...

Page 10: ...ted by hot surfaces pursuant to EN 1127 1 Explosive atmospheres Explosion prevention and protection paragraphs 5 2 and 6 4 2 4 3 3 Connection sensor transmitter Compact meters sensor and transmitter form a unit and are connected electrically The electrical connection is made by the manufacturer Furthermore the proof of the intrinsic safety of the sensor circuits according EN 60079 14 was carried o...

Page 11: ...ases with the applicable installation regulations such as EN 60079 14 Electrical apparatus for explosive gas atmospheres Part 14 Electrical installations in hazardous areas Applicable guidelines pertaining to the interconnection of intrinsically safe circuits must also be observed The following maximum values apply to the cable mentioned above CL 100 pF m wire to wire CL 170 pF m wire to shield LL...

Page 12: ...ents for explosive atmospheres it is essential that the maximum electrical and thermal values set forth below are observed 4 4 1 Sensor Parameters Exciter circuit terminals 9 and 10 For type EC1 Voltage Ui 30 V Current Ii 90 mA Power Pi 0 4 W Effective internal capacitance Ci negligible Effective internal inductance Li 4 38 mH For exciter circuit type EC2 remote mount transmitter configuration For...

Page 13: ...0 40 to 100 T4 160 mm 120 40 to 100 T4 160 mm 180 40 to 100 T3 260 mm 220 260 2 3 40 to 100 T2 1 The maximum ambient and process temperatures of the TM SH are restricted to 60 C and 100 C respectively 2 The maximum process temperature of 260 C only short term Refer to section 3 1 for more details 3 The process temperatures 220 260 C are only applicable for TM TMU and TMR sensors Remote mount confi...

Page 14: ...ensured Although the basic device settings e g calibration data are factory configured the settings pertaining to measurement data output and evaluation are user definable The UMC4 drives the excitation of the oscillating system in the mass flow sensor and prepares the sensor signals position sensor 1 and 2 and the temperature sensor Pt 1000 As a standard 2 passive analog outputs 4 20 mA and 2 pas...

Page 15: ...y wired up and matched by the manufacturer There is no need to check the intrinsic safety be the operator Remote installation of UMC4 The intrinsically safe sensor circuits are brought out from the converter with a cable tail of at least 1 m The length of the cable can be specified when ordering The transmitter is fixed by a bracket to a wall or a pipe The sensor cable is to be installed by the op...

Page 16: ...can be used See also EN 60079 14 10 3 4 5 3 4 Equipotential bonding When the sensor is mounted externally remote mount configuration equipotential bonding between the sensor and transmitter is to be realized Terminals are provided on the outside of the sensor and transmitter for this purpose 4 5 4 Parameters for the UMC4 transmitter 4 5 4 1 Power circuit terminals L N and PE Nominal voltage AC 90 ...

Page 17: ...ircuit terminals 5 purple 6 red 7 blue 8 black Voltage Uo DC 12 15 V Current Io 3 84 mA Power Po 12 mW Linear output characteristic Type of protection Ex ia IIC Max external inductance Lo 1000 mH Max external capacitance Co 1305 nF Type of protection Ex ia IIB Max external inductance Lo 1000 mH Max external capacitance Co 8385 nF Sensor circuits terminals 1 brown 2 white and 3 green 4 yellow Value...

Page 18: ...rminals 19 20 Potential free opto coupler output current with Ex ia IIC type of protection Voltage Ui DC 30 V Current Ii 200 mA Power Pi 3 W Effective internal inductanceLi negligible Effective internal capacitance Ci negligible 4 5 4 5 Ambient temperature range Ta For type UMC4 B compact version As a function of process temperature way of installation and temperature class according to the follow...

Page 19: ...safety of the cable is to be validated using the cables nominal parameters Cable capacitance 100 pF m LL 0 7mH km Cable inductance 0 7 µH m LL 0 5mH km For type UMC4 E transmitters the sensor cable must be installed in such a way that tensile force is omitted Damaged threaded or flat joints which may impair the IP protection of the enclosure shall not be repaired or modified The equipment shall be...

Page 20: ...flow tubes may be 1 mm In this case the operator is to ensure that in the area of these tubes no risk of damage by the process medium or through mechanical influence shall occur h Although the measuring tubes are in constant oscillation the deflection of this oscillation is significantly smaller 1 mm than the materials stress levels allow and thus presents no addition requirements for protective m...

Page 21: ...n and in addition identifies those defects such as loose terminations which will only be apparent by opening the enclosure and or using where necessary tools and test equipment a Maintenance or replacement work must be carried out by qualified personnel only i e personnel qualified according to TRBS 1203 or similar b Only auxiliary components which comply with all European and national directives ...

Page 22: ...ed on the rated plate The following warnings or similar wordings are either printed on the rating plate or are stated in the User Manual Substitution of components may impair intrinsic safety Do not open when energized or when an explosive atmosphere is present The following warning or similar wording is printed on the plastic cover of the TME sensor body Caution Electrostatic charging possible To...

Page 23: ...pe of protection signal circuits 0 without 1 intrinsically safe Ex ia 2 non intrinsically safe Certificate 0 without 2 II 1 2 G Ex d ia Ga IIC T4 T3 Gb A Output circuits Power supply 1 90 265 V AC 2 19 36 V CD 24V AC 1 inclusive control unit Mounting option B Compact version D Remote version with connection box E Remote version with permanently connected cable ...

Page 24: ...180 C 58 F to 356 F U Remote 50 C to 220 260 C 58 F to 500 F Refer to Transmitter approval Refer to Transmitter approval with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with NPT Cable gland with NPT Cable gland with NPT Cable gland with M20 x 1 5 mm Cable gland PE with M20 x 1 5 mm Cable gland PE with M20 x 1 5 mm Cable gland PE P 1 Approvals A AT...

Page 25: ... C to 220 260 C 58 F to 500 F X Customer specified Refer to Transmitter approval Refer to Transmitter approval with NPT Cable gland Al with NPT Cable gland Al with NPT Cable gland Al with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with HAN R23 Connector with HAN R23 Connector with HAN R23 Connector with M20 x 1 5 mm Cable gland PE with M20 x 1 5 m...

Page 26: ...F S Remote 50 C to 100 C 58 F to 212 F T Remote 50 C to 180 C 58 F to 356 F Refer to Transmitter approval Refer to Transmitter approval with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with NPT Cable gland with NPT Cable gland with M20 x 1 5 mm Cable gland PE with M20 x 1 5 mm Cable gland PE K 1 Approvals A ATEX IECEx up to Supplement 6 L ATEX IECEx Supplement 7 onwards II 1 2G Ex...

Page 27: ...to 212 F T Remote 50 C to 180 C 58 F to 356 F U Remote 50 C to 220 260 C 58 F to 500 F Refer to Transmitter approval Refer to Transmitter approval with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with M20 x 1 5 mm Cable gland Al with NPT Cable gland with NPT Cable gland with NPT Cable gland with M20 x 1 5 mm Cable gland PE with M20 x 1 5 mm Cable gland PE with M20 x 1 5 mm Cable g...

Page 28: ... K Remote 50 C to 60 C 58 F to 140 F L Remote 50 C to 100 C 58 F to 212 F X Customer specified Connection via M20 1 5 connector Connection via M20 1 5 connector Connection via M20 1 5 connector M 1 Approvals A ATEX IECEx up to Supplement 6 L ATEX IECEx Supplement 7 onwards II 1 2G Ex ia IIC T2 T6 Ga Gb II 1 2G Ex ia IIC T2 T6 Ga Gb N Calibration Flow Non Ex relevant position O Calibration Density ...

Page 29: ...Heinrichs Messtechnik GmbH Ex Supplement operating manual UMC4 with TM TMU TME TMR TM SH Page 29 of 31 9 EC Declaration of conformity ...

Page 30: ...Heinrichs Messtechnik GmbH Page 30 of 31 Ex Supplement operating manual UMC4 with TM TMU TME TMR TM SH ...

Page 31: ...Heinrichs Messtechnik GmbH Ex Supplement operating manual UMC4 with TM TMU TME TMR TM SH Page 31 of 31 ...

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