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MAS2600: Maintenance and Troubleshooting

Reference Manual

January 2017

Ed 22

43

Maintenance and Troubleshooting

Содержание MAS 2600

Страница 1: ...Reference Manual Ed 22 January 2017 MAS 2600 Tank Contents Transmitter ...

Страница 2: ...les are governed by our terms and conditions which are available upon request We reserve the right to modify or improve the designs or specifications of our products at any time with out notice Damcos A S and Rosemount Tank Radar AB accepts no responsibility for any errors that may appear in this publication As each system may be configured for each delivery the content and illustrations in this m...

Страница 3: ...ox 24 Amplifier PCB 25 Intrinsically Safe Installation 27 Intrinsic Safety 29 Intrinsically Safe Installation 30 Installation 33 Handling 34 Installation 35 Testing and Recalibration 37 Testing 38 Recalibrating Gauge Transmitter using Pressure on the Transducer 39 Recalibrating Gauge Transmitter using Vacuum for gauge transmitters only 40 Recalibrating the Absolute Transmitter using Pressure on th...

Страница 4: ...Reference Manual MAS2600 Table of Contents Ed 22 January 2017 2 ...

Страница 5: ...MAS2600 Description and Technical Data Reference Manual January 2017 Ed 22 3 Description and Technical Data ...

Страница 6: ...Reference Manual MAS2600 Description and Technical Data Ed 22 January 2017 4 ...

Страница 7: ... types are submersible IP68 The transducer is available in two versions Gauge version Absolute version As optional the transducer is available with a built in Pt100 temperature sensor Cable The cable is available as a standard version and as a high temperature version Amplifier The amplifier is available in the following options Programmable version Calibration is made by dip switches and potentio...

Страница 8: ...ly Output Current 4 20 mA DC loop powered 2 wire system Current Limiting Typical 25 mA Maximum 32 mA Sensor Materials Housing Titanium Grade 2 Diaphragm Titanium Grade 4 Transducer cable Safe area Maximum 300 m Intrinsically safe in hazardous area Standard cable 44m High temperature cable 34 m Operating Temperature Ranges Safe Area Transducer 20 to 125 C Standard cable 20 to 80 C High temperature ...

Страница 9: ...l Data Reference Manual January 2017 Ed 22 7 Power Supply The Power Supply can vary from 17 33 VDC Permissible load resistance is shown graphically below Transmitter Dimensions Amplifier Box Transducer Rloop max KOhm Uloop 17 V 32 mA ...

Страница 10: ...Reference Manual MAS2600 Description and Technical Data Ed 22 January 2017 8 ...

Страница 11: ...MAS2600 Ordering Information Reference Manual January 2017 Ed 22 9 Ordering Information ...

Страница 12: ...h temperature cable 20 to 125 C 20 to 80 C for IS installation Maximum length Hazardous area 34 m Safe area 300 m Mounting 0 without fittings 1 brackets for internal mounting 2 pole mounting 3 1 pipe end mounting 4 flange mounting DN 25 5 flange mounting DN 40 6 flange mounting DN 50 9 flexible rubber tube mounting add length in mm P flexible PTFE tube mounting add length in mm V DN 25 flange with...

Страница 13: ...ransducer A transducer with an effective range larger than the tank height should be selected Type A Absolute Trans ducer The absolute transducer has no breather pipe because it refers to absolute vacuum An atmospheric pressure sensor is used to compen sate for the atmospheric pressure The absolute transducer is espe cially suitable for open deck applications where the amplifier box may be exposed...

Страница 14: ...output signals are calibrated as follows Range no Transducer Type Type 1 0 3 5 mH2O Type 2 0 7 0 mH2O Type 3 0 16 0 mH2O Type 4 0 35 0 mH2O 1 0 20 0 37 mH2O 0 20 0 30 mH2O 0 50 0 75 mH2O 1 00 1 90 mH2O 2 0 37 0 54 mH2O 0 30 0 50 mH2O 0 75 1 00 mH2O 1 90 2 80 mH2O 3 0 54 0 73 mH2O 0 50 0 70 mH2O 1 00 1 50 mH2O 2 80 3 90 mH2O 4 0 73 1 10 mH2O 0 70 1 10 mH2O 1 50 2 50 mH2O 3 90 5 80 mH2O 5 1 10 1 92 ...

Страница 15: ...he selected measuring range must be larger than 6 14 2 10 m due to the total height of the tank and the vent pipe combined Select a transducer with a measuring range of 16 mH2O as this is the next measuring range larger than 10 m Turn the range select switch on the amplifier to range No 7 Normally the selection of transducer range select and calibration are done by Marine Tank Manage ment Special ...

Страница 16: ...position This rule applies provided the transducer is mounted in accordance with the installation drawing for draft transmitters vent pipe min 1 The sensor may be mounted directly on the sea valve with an air release valve depending on ship type and environment always consult Marine Tank Management for proper installation guidance T W O W I R E T R A N S M I T T E R 2 6 0 0 S E R I E S 9 0 C 9 5 9...

Страница 17: ...re Sensor MAS 2600 XXX XX X XX The transducer can be supplied with a built in Pt100 temperature sensor The temperature sensor will only give a proper reading if the transducer is an internally mounted type Temperature Sensor 0 Without temperature sensor 1 With temperature sensor ...

Страница 18: ...plications with temperatures up to 125 C The trans ducer cable is delivered in whole meters To make the MAS 2600 transmitter easy to install and for later service purposes the transducer cable should be as short as possible though considering the position of the transducer and amplifier box Note Maximum cable length Safe area Standard cable 300 m High temperature cable 300 m Hazardous area Standar...

Страница 19: ...unted without the use of tools When installing in hazardous areas the cable must be protected by a steel pipe welded to the tank Also consider not to install to close the pump inlets Note Internal mounting in service tanks is not recommended due to limited possibilities to per form service and maintenance Bulkhead Tank bottom TW O W IR E TR ANSM ITTE R 2600 S E R IE S 90 C 95948 T5 Cint 10 nF C CE...

Страница 20: ...s are made of nitrile rubber Note Max torque 20 Nm slightly tighten by the hand 1 8 1 4 turn Remember the gasket TW O W IRE TR ANSM ITTE R 2600 SE RIE S 90 C 95948 T5 Cint 10 nF C CERTIFICATE RE F 4 20 mA L int 20 uH x i E E X a M ARINE AUTO M AT IO N D EN M ARK S N Umax 33 V T amb 40 to 85 C I 45 mA K 2600 Bulkhead Tank top Tank bottom 34 0 26 0 40 0 24 0 41 0 26 0 1 Thread ...

Страница 21: ...ax torque 20 Nm slightly tighten by the hand 1 8 to 1 4 turn Remember the gasket T W O W I R E T R A N S M I T T E R 2 6 0 0 S E R I E S 9 0 C 9 5 9 4 8 T 5 C i n t 1 0 n F C C E R T I F I C A T E R E F 4 2 0 m A L i n t 2 0 u H x i E E X a M A R I N E A U T O M A T I O N D E N M A R K S N U m a x 3 3 V T a m b 4 0 t o 8 5 C I 4 5 m A K 2 6 0 0 Tank top Tank bottom Bulkhead 25 0 55 0 80 0 34 0 26 ...

Страница 22: ...o 1 4 turn Remember the gasket Flange Bolts DN D mm B mm K mm No of bolts Thread diameter d mm 25 115 16 85 4 M12 14 40 150 16 110 4 M16 18 50 165 18 125 4 M16 18 T W O W I R E T R A N S M I T T E R 2 6 0 0 S E R I E S 9 0 C 9 5 9 4 8 T 5 C i n t 1 0 n F C C E R T I F I C A T E R E F 4 2 0 m A L i n t 2 0 u H x i E E X a M A R I N E A U T O M A T I O N D E N M A R K S N U m a x 3 3 V T a m b 4 0 t...

Страница 23: ...sducer body and is fixed by a tightening clip Note When ordering this mounting type always specify the length for the measurement of H see picture above Bul khead Tank bottom Tank top T W O W I R E T R A N S M I T T E R 2 6 0 0 S E R I E S 9 0 C 9 5 9 4 8 T 5 C i n t 1 0 n F C C E R T I F I C A T E R E F 4 2 0 m A L i n t 2 0 u H x i E E X a M A R I N E A U T O M A T I O N D E N M A R K S N U m a ...

Страница 24: ...easurement of H see picture above Note This mounting type can only be assembled by Marine Tank Management because it requires special tools The customer can exchange the MAS 2600 transmitter by ordering a G022B085 and a G022B082 together with the new MAS 2600 transducer It must clearly be specified that it is a replacement for an MAS 2600 XXX XX P XX Tank bottom H B ulkhe ad L i n t 2 0 u H C E R ...

Страница 25: ...nitrile rubber Note Max torque 20 Nm slightly tighten by the hand 1 8 to 1 4 turn Remember the gasket Tank bottom Bulkhead Tank top 4 2 0 m A C E R T I F I C A T E R E F L i n t 2 0 u H x E E X 2 6 0 0 a m b 4 0 t o 8 5 C I 4 5 m A M A R I N E A U T O M A T I O N D E N M A R K T W O W I R E T R A N S M I T T E R 9 0 C 9 5 9 4 8 U m a x 3 3 V C i n t 1 0 n F C a i T 5 T S N K 2 6 0 0 S E R I E S ...

Страница 26: ...as When the amplifier box is mounted on open deck with the risk of being drenched it is strongly rec ommended to mount the amplifier box inside the deck box 165B9035 To further reduce the expo sure of water place the amplifier box to the center of the vessel Amplifier Box 0 Without amplifier box 1 Standard box with PG 11 PG 11 cable glands For cable diameter 5 10 mm 2 Standard box with PG 11 PG 13...

Страница 27: ... output range The amplifier can be calibrated to 4 20 mA output in whatever range wanted within the transducer range Calibration is made by means of dip switches and potentiometers D Differential output range The output can be adjusted to 12 mA output with no pres sure applied With pressure or vacuum the output goes against 20 mA and 4 mA respectively Full scale and zero point calibration by means...

Страница 28: ...Reference Manual MAS2600 Ordering Information Ed 22 January 2017 26 ...

Страница 29: ...MAS2600 Intrinsically Safe Installation Reference Manual January 2017 Ed 22 27 Intrinsically Safe Installation Description of the Ex safety information and Intrinsically Safe Installation MAS 2600 ...

Страница 30: ...Reference Manual MAS2600 Intrinsically Safe Installation Ed 22 January 2017 28 ...

Страница 31: ... IIC T4 Ga Gb INMETRO Ex ia IIC T4 Ga Gb The MAS 2600 is certified by UL international Demko A S certificate DEMKO 11 ATEX 146506X and IECEx Certificate of Conformity no IECEx ULD 10 0013X and by UL do Brazil Certificações certificate no UL BR 12 0116X Intrinsic Safety Principle Intrinsic safety is based on the principle of restricting electrical energy available in hazardous area circuits so that...

Страница 32: ...cordance with approved block schematic diagrams Item Explanation S N Serial number production year Ex identification according to guideline 2014 34 EU II Equipment group II 2 1 Sensor mounted in zone 0 and amplifier in zone 1 Ex ia Denotes the type of protection intrinsic safety i e the system is incapable of causing ignition in normal operation or with any combination of up to two faults applied ...

Страница 33: ...cable between the safety barrier and the amplifier should be provided with a cable shield which is connected to earth at the safety barrier The impedance between the safety barrier earth rail and a secure bond to the hull must not exceed 1 ohm 7 Safe area apparatus must not be supplied from nor contain a source of potential with respect to earth under normal or abnormal conditions exceeding 250V r...

Страница 34: ...imum safe input voltage Ui maximum safe input current Ii and maximum safe input power Pi of the intrinsically safe apparatus In addition the approved maximum allowable connected capacitance of the associated apparatus must be greater than the sum of the inter connecting cable capacitance and the unprotected internal capacitance Ci of the intrinsically safe apparatus and the approved maximum allowa...

Страница 35: ...MAS2600 Installation Reference Manual January 2017 Ed 22 33 Installation Installation and Handling the MAS 2600 ...

Страница 36: ...y the cable if transducer is mounted with fittings NEVER remove the protection cap in front of the diaphragm before installation NEVER knock the transducer NEVER apply pressure to the diaphragm in any way whatsoever whether using fingers tools or sharp objects NEVER use sharp objects when cleaning the diaphragm NEVER submerge the cable so that the breather tube is under water NEVER bend the cable ...

Страница 37: ... transducer As for flange mounted applications it is recommended that a ball valve is fitted in the front of the transducer to facilitate testing and calibration of the transmitter The power cable 4 20 mA signal cable shall be a cable with solid insulation the minimum wire insu lation must be 0 25 mm for each wire Using a shielded cable for the 4 20 mA signal the shield shall be connected at the e...

Страница 38: ...Reference Manual MAS2600 Installation Ed 22 January 2017 36 ...

Страница 39: ...MAS2600 Testing and Recalibration Reference Manual January 2017 Ed 22 37 Testing and Recalibration Testing and Recalibration of the MAS 2600 ...

Страница 40: ...will in conditions of no pressure empty tank give an output signal of 4 mA and in conditions of maximum pressure an output signal of 20 mA The transmitter should be tested by applying to the transducer a known pressure from a calibrator and reading the equivalent milliamp signal on a milliamp meter The above mentioned applies to the gauge transmitter only For absolute transmitters the output signa...

Страница 41: ...s a 4 digit milliamp meter 1 Set the calibrator to pressure mode 2 Connect the pressure calibrator to the transducer via MAS2600 Test Cup type G022S100 DPI610 and DPI603 or type G022S103 DPI802P CAL KIT 3 Check that the range select switch on the amplifier is correctly set 4 In conditions of no pressure atmospheric pressure the output signal should be adjusted to 4 00 mA on the zero potentiometer ...

Страница 42: ...4 00 mA on the zero poten tiometer 6 Increase the vacuum equal to the maximum height of the fluid water gauge and adjust the out put signal to 20 00 mA on the span potentiometer 7 Remove the vacuum and check the zero point 8 Check the linearity at 0 25 50 75 and 100 of the measuring range 9 If necessary repeat the steps 5 to 8 Note If the calibrated maximum water gauge is greater than the maximum ...

Страница 43: ...the amplifier inside the box 3 Calculate output signal in conditions of no pressure atmospheric pressure using below for mula The output signal should be adjusted to the calculated value on the zero potentiometer mA at Atmospheric pressure 4 16 Atm press 800 Trd range 800 4 Calculate the pressure for maximum output signal using the following formula mbarg at 20 mA Trd range Atm press Increase the ...

Страница 44: ...Reference Manual MAS2600 Testing and Recalibration Ed 22 January 2017 42 ...

Страница 45: ...MAS2600 Maintenance and Troubleshooting Reference Manual January 2017 Ed 22 43 Maintenance and Troubleshooting ...

Страница 46: ...alibration of transmitters mounted in hazardous areas shall be carried out by Ex qualified personnel Marine Tank Management recommends that the following to be checked annually 1 Visual inspection of the cable transducer and amplifier 2 Compare signal with e g manual readings and if necessary perform a zero and full scale calibra tion ...

Страница 47: ...transducer cable has been correctly fitted and the shield connected to the shield terminal in the amplifier box 4 the diaphragm has not been damaged If this does not succeed fill in the test sheet on page 46 and submit this to our Service department at Marine Tank Management When contacting our Service department please specify the serial numbers of transducer amplifier and box The test sheet will...

Страница 48: ...nt should be in the range 4 to 20 mA and the same value as measured in point 6 if not the amplifier may be defect 6 Measure current in supply lead to terminal 6 mA DC Current should be in the range 4 to 20 mA and the same value as measured in point 5 if not the amplifier may be defect 7 Measure sensor resistance with sensor cable unconnected between If the measured resistance is less than 1 M Ohm ...

Страница 49: ...on 35 Intrinsically safe 30 Intrinsic Safety 29 Intrinsically Safe 5 Intrinsically Safe Installation 30 M Maintenance 44 Measuring Ranges 12 Mounting Methods 17 O Operation 5 Ordering Information 10 P Pole Mounting 18 Power Supply 7 R Recalibrating Gauge Transmitter using Test Cup type G022S100 39 Recalibrating Gauge Transmitter using Vacuum 40 Recalibrating the Absolute Transmitter using Test Cup...

Страница 50: ...Reference Manual MAS2600 Index Ed 22 January 2017 48 ...

Страница 51: ......

Страница 52: ...respective owners The contents of this publication are presented for information purposes only and while effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees expressed or implied regarding the products or services described herein or their use or applicability Standard Terms and Conditions of Sale can be issued by contacting Damcos A S or Rosemount...

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