Instruction Manual
Contents
1. 10 C max 0 3 10 C Maximum process temperature for EEx version see Appendix Ex 02 SGE 25 SGE 25S SMART ZN The medium must not be allowed to freeze in the immediate vicinity of the probe 5 4 Technical Parameters of the SGE 16 Measurement ranges 10 20 50 100m H20 Accuracy 0 5 Hysteresis repeatability 0 05 Overpressure limit repeatable without hysteresis 2 x range Process temperature limit 0 50 C Thermal compensation range 0 25 C 5 5 Technical Parameters of the SGE 25C Measurement ranges 0 2 0 4 0 10 m H20 Accuracy 1 Hysteresis repeatability 0 05 Overpressure limit repeatable without hysteresis 10 x range Thermal error of zero Thermal error of span Process temperature limit Thermal compensation range 0 6 10 C 0 4 10 C 25 75 C 0 25 C 5 6 SGE 25 SGE 16 SGE 25S SG 25C Electrical parameters Output signal 4 20mA two wire transmission Special version SGE 25 SGE 25S only 0 10V three wire transmission not applicable to EEx version Usup V 10 5 V Load resistance R Q lt 0 02 A for current output Load resistance R Q 5kQ for voltage output Power supply for normal version 10 5 36V DC for 4 20mA output 15 30V DC for 0 10V output Power supply for EEx version see Appendix Ex 01 SGE 25 SGE 25S Error due to supply voltage changes 0 005 1V 5 7 Construction Materials for whole probes Diaphragm Stainless2. DTR SG 04 in conjunction with Appendix Ex 01 SGE 25 SMART SGE 25S SMART 2 Use of SGE 25 SMART and SGE 25S SMART probes in danger zones 2 1 The probes SGE 25 SMART SGE 25S SMART are produced in accordance with the requirements of the following standards PN EN 50284 2003 U PN EN50303 2002 U PN EN 50014 2002 U PN EN 50020 2003 U 2 2 The probes may operate in areas where there is a risk of explosion in accordance with the rating of the explosion protection design Il 1G EEx ia IIC T4 T5 T6 rating for industrial uses IM1EExial rating for mining uses O KDB 04ATEX 089 certificate number KDB 04ATEX 089 1 supplementary certificate number KDB 04ATEX 089 2 supplementary certificate number 3 Identifying marks The above mentioned probes in EEx version must have a rating plate containing the information specified in paragraph 4 of DTR SG 04 and also at least the following CE mark and number of notified unit 1453 in the case of GIG KDB mark designation of explosion protection design certificate number values of parameters such as Ui li Ci 5 year of manufacture 4 User information Together with the probes ordered the user will receive User s Manual numbered DTR SG 04 with Appendix Ex and also the Product Certificate 5 Permitted input parameters of the SGE 25 SMART and SGE 25S SMART probes based on data from the KDB 04ATEX089 KDB 04ATEX089 1 KDB 04ATEX089 2 certificates and
3. Every two years or in accordance with regulations applicable to the user check the zero point 4mA 10 1 2 Check the zero point SGE 25 SGE 25S SGE 25C bring the probe up above the surface of the liquid and read the output current In case of excessive deviation of the zero reading return the probe to the manufacturer for adjustment of the conversion curve or adjust the zero point of a device used in conjunction with the probe e g monitor regulator controller 10 1 3 Check the zero point SGE 25 SMART SGE 25S SMART see 10 1 2 10 2 Additional Inspections If the probe is installed in a place where it might have been subject to mechanical damage wearing cable covering excess pressure hydraulic impulses sedimentation crystallization or erosion of the diaphragm or excess electrical voltage inspections should be made as necessary Check the state of the diaphragm and cable clean the diaphragm check the zero point 10 2 1 Faults in the Transmission Line If there is no current in the line or the value of the current is random check the transmission line the connections with the terminal adapters connectors etc If the transmission line is in good order check whether the probe is functioning correctly 10 2 2 Effects of Excess Voltage In case of a large surge of excess voltage between the wires of the line the safety diode may sustain damage due to a low resistance short circuit a diode damaged in this way
4. 4 SGE 25 SMART SGE 25S SMART Electrical parameters Power supply for normal version 10 5 36 V DC Power supply for EEx version see Appendix Ex 01 SGE 25 SMART SGE 25S SMART Output signal 4 20 mA or inverse 20 4 mA two wire transmission u V 10 5 V Load resistance R Q lt Ee x 0 85 Communication Communication take place via a 4 20 mA signal using specialized APLISENS equipment see 9 Resistance required for communication 250 1100 Q RL Q 2A Minimum supply voltage for Umin V ZA 10 5 V specified load resistance R Q A Damping of the sensing module 0 3 s Damping added electronically 0 30 s Voltage for insulation testing 500 V AC or 750 V DC Excess voltage protection see 10 2 3 5 1 5 SGE 25 SMART and SGE 25S SMART Permitted Environmental Conditions Process temperature limit 30 80 C for the basic range 0 10 m H20 30 50 C for the basic range 0 100 m H20 Maximum process temperature for EEx version see Appendix Ex 01 SGE 25 SMART SGE 25S SMART ZN The medium must not be allowed to freeze in the immediate vicinity of the probe 5 2 Technical Parameters of the SGE 25 Any measurement range 1 500 m H20 for normal version 1 100 m H20 for EEx version Recommended standard ranges 4 10 20 50 100 m H2O Measurement Range 1m H20 4m H20 0 10m H20 500m H20 10 x range max 700 m H20 Accuracy 0 6 0 3 0 2 typical 0 3 10 C typical 0 2 10 C max 0 4 10
5. Symptoms of such damage are generally such that the output current falls below 4 mA or rises above 20 mA and the probe fails to react to input pressure 10 2 4 Cleaning the Diaphragm Seal Impurities which have accumulated on the diaphragm during operation should not be removed by mechanical means such as scraping scrubbing etc as this may cause damage The only permitted method is to dissolve the impurities possibly aiding their removal with a light brush Sedimentation on the diaphragm may affect the conversion curve Examples of ways of cleaning the diaphragms a In the case of boiler scale on and around the diaphragm the lower part of the probe including the diaphragm should be immersed for approximately 20 minutes for example in a 10 solution of Kamix which is available from the manufacturer b Deposits of petroleum derived substances should be softened and rinsed off with a solvent of detergent c Deposits of organic substances or food products juice syrup etc should be softened in warm water up to 85 C or in detergent in the case of fats After removing sedimentation parts which have come into contact with the solvent substance should be thoroughly rinsed and the health and safety regulations relating to the chemical in question should be adhered to Do not use substances which might cause corrosion of the diaphragm seal 10 3 Spare Parts The following parts of the probe can be replaced when worn or damaged ca
6. cable with an Teflon shield 17 DTR SG 04 ENG 15 APPENDIX 1 Testing of excess voltage protection elements Not applicable to EEx version Probe not immersed EN s va UZ power e supply _4 set to 50V DC Figure 5a Testing the Transil diode connected between the wires Not applicable to EEx version a The results for an undamaged diode should be as follows R 6000 UZ 24VDC linecurrent 4mA R 2kQ UZ 50VDC line current raised by approx 1 5 mA to 5 5 mA voltage V1 37 41V b Results indicating damage to the diode R 6000 UZ 24VDC line current 40mA voltage V1 ok 0 5 V or when resistance is measured on the probe cable R 11 Q R va M UZ power Probe supply up to 250VDC B Figure 5b Testing the Plasma surge arresters Not applicable to EEx version The Plasma surge arresters is working correctly if a The resistance between the shorted wires of the probe and the casing at a test voltage of approx 50V is gt 0 5 GQ b When UZ is increased gradually the sparking voltage should be approximately 90 250 V depending on the type of device attention should be paid to the value of U2 which at the moment of ignition will fall to 20 V a reading of U1 taken at this point gives the ignition voltage If the protective elements do not pass the above tests the probe should be returned to the manufacturer for repair
7. steel 316L 00H17N14M2 for SGE 16 SGE 25S SGE 25S SMART Diaphragm Hastelloy C276 for SGE 25 SGE 25 SMART SGE 25C Sensing module Stainless steel 316L 00H17N14M2 Casing for electronic parts Steel pipe 316L 00H17N14M2 Liquid filing the interior of the sensing module Silicone oil Cable shield polyurethane Additional cable shield Teflon fitted by arrangement 10 DTR SG 04 ENG 5 8 Ingress protection rating SGE 25 SMART SGE 25S SMART SGE 25 SGE 25S SGE 25C and SGE 16 IP68 6 TECHNICAL DESCRIPTION 6 1 Principles of Operation The hydrostatic level probes work by converting changes in the resistance of a piezoresistive bridge while are proportional t the pressure of a hydrostatic column of liquid into a standard current output signal The active sensing device is a silicon diaphragm with in diffused piezoresistors The non uniformized electrical signal obtained from the piezoresistive bridge is proportional to the input pressure depth and is converted by the electronic circuit into an output signal 6 2 Construction 6 2 1 The probes are in the shape of a hermetically closed cigar containing the active sensing device with silicon and sealing diaphragm as well as a plate with the electronic components The SGE 25S SMART and SGE 25S probes additionally fitted with a diaphragm seal enabling depth measurements to be carried out on dense media and media with suspended matter and impurities such as liquid w
8. still provides protection to the probe s circuits Symptoms of damage when the probe is connected to the power supply the value of the current exceeds 20 mA and the voltage on the probe is of an order of several hundred mV in extreme cases a particularly strong surge may cause circuits or wires inside the probe to burn out the current is then 0 mA and there is full voltage in the output circuit when the probe is not connected to a power supply the resistance of the probe should be measured this is approximately 10Q and is equal to the value of the limiting resistors resistance of the damaged diode 13 DTR SG 04 ENG Damage to the gas filled spark gap Plasma surge arresters is much less likely than damage to the diode and may lead to a short circuit or a lowering of the resistance of the spark gap For additional information on how to test the safety devices see figure 5a 5b 10 2 3 Damage Caused by Overpressure Another possible reason for malfunctioning of the probe is damage caused by overpressure which may result from such factors as a freezing of the medium b dynamic effects of a strong current of liquid on the diaphragm seal while the probe is being washed applies mainly to the SGE 25S SGE 25S SMART model c striking or scraping of the diaphragm with a hard object such as a screwdriver If excess pressure on the probe has caused damage to the silicon or sealing diaphragm the probe can no longer be used
9. 1 The probes SGE 25 SGE 25S are produced in accordance with the requirements of the following standards PN EN 50284 2003 U PN EN50303 2002 U PN EN 50014 2002 U PN EN 50020 2003 U 2 2 The probes may operate in areas where there is a risk of explosion in accordance with the rating of the explosion protection design Il 1G EEx ia IIC T4 T5 T6 rating for industrial uses 6x IM1EExial rating for mining uses KDB 04ATEX 088 certificate number KDB 04ATEX 088 1 certificate number 3 Identifying marks The above mentioned probes in EEx version must have a rating plate containing the information specified in paragraph 4 of DTR SG 04 and also at least the following CE mark and number of notified unit 1453 in the case of GIG KDB 60 mark designation of explosion protection design certificate number values of parameters such as Ui li Ci year of manufacture 4 User information Together with the probes ordered the user will receive Users Manual numbered DTR SG 04 with Appendix Ex and also the Product Certificate 5 Permitted input parameters of the SGE 25 and SGE 25S probes based on data from the KDB 04ATEX088 KDB 04ATEX088 1 certificates and certification documentation 5 1 for power supply with a trapezial characteristic Supply parameters according to the certificate a Ui 28V li 0 1A for Tas70 C and T6 for Tas80 C and T5 b Ui 28V li 0 1A Pi 0 33W for Ta 80 C and T6 Power supply with
10. C max 0 3 10 C Special version with increased accuracy SGE 25 level probe measurement range 0 10 m H20 accuracy 0 1 Total error at 0 25 C 0 3 Overpressure Limit repeatable without hysteresis 40 x range 25 x range Thermal error Hysteresis repeatability 0 05 Long term stability 0 1 or 1 cm H20 for 1 year Thermal compensation range 0 25 C standard 10 70 C for special version Process temperature limit 25 50 C for ranges gt 20m H20 25 75 C for ranges lt 20m H20 Maximum process temperature for EEx version see Appendix Ex 02 SGE 25 SGE 25S SMART Zs The medium must not be allowed to freeze in the immediate vicinity of the probe 9 5 3 Technical Parameters of the SGE 25S 2 20 m H20 for normal and EEx version Any measurement range Recommended standard ranges 2 4 10 m H20 2m H20 4m H20 DTR SG 04 ENG Measurement Range 0 10m H20 20m H20 Overpressure Limit repeatable without hysteresis 20 x range 20 x range 10 x range Accuracy 1 5 1 0 5 Thermal error of zero typical 0 4 10 C max 0 6 10 C typical 0 2 10 C max 0 3 10 C Thermal error of span Hysteresis repeatability Thermal compensation range Process temperature limit typical 0 3 10 C max 0 4 10 C 0 05 0 25 C standard 25 75 C typical 0 2
11. ER MATERIALS Probes are delivered in single and or multiple packs A probe is delivered together with a Product Certificate which also serves as a guarantee card Each batch of probes also carries users manual in quantities agreed with the customer 3 APPLICATIONS OF PROBES The SGE 25 SMART SGE 25S SMART SGE 25 SGE 25S SGE 25C and SGE 16 probes are designed to measure the depth of liquid in wells swimming pools watercourses boreholes etc The SGE 25S SMART and SGE 25S probes are also designed for the measurement of levels of liquid waste and of dense or viscous The SGE 16 probe due to its small diameter is designed fir the measurement of water levels in wells and boreholes wherever it is necessary to insert probes into pipes of small diameter for which it is impossible to use the SGE 25 The probes convert an input pressure being a measure of the level of the medium into a standard 4 20 mA signal transmitted in a two wire system probes SGE 25 SGE 16 SGE 25C SGE 25S and a digital communi cation signal in the HART system probes SGE 25 SMART SGE 25S SMART or in special versions into a 0 10V signal transmitted in a three wire system applicable only to the SGE 25 SGE 25S SGE 25C models Probes fitted with cables with an additional Teflon shield may be used with food products and with reactive substances 4 IDENTIFYING MARKS ORDERING PROCEDURE 4 1 Identifying marks on a rating plate Every probe carries a ratin
12. LO a E OLI ou ee ele Lu LI Ww LLI AEN ta ojlo 00 ii Li z 3 D OO ojlo S 5 Io oo N K pjege Sg 8 5 N fae Q O o o 5 Raj D 3 3 Zero el level 5 o L I I N SNP et a S SGE 25C probe SGE25 and SGE 16 probe SGE 25S probe Red Blue A rs BB 24 VDC PROBE Os OViouiput i i Power supply waj 0 10V measurement system Bea Screen Connection of SGE 25 SGE 25S and SGE 25C in a three wire system 0 10V output signal Not applicable to EEx version Terminal box PP or UZ 2 protection system Recommended for all lengths of cable Red X i PROBE Black_ Screen Power supply measurement system 24 VDC rep box PP or UZ 2 protection system when cable length exceeds 100m Connection of SGE 25 SGE 16 SGE 25S and SG 25C in a two wire system 4 20mA output signal Not applicable to EEx version Figure 3 SGE 25 SGE 16 SGE 25C and SGE 25S probes dimensions and connection method 16 DTR SG 04 ENG 8 E AlS Il IEN 2 o _1 Cord for earthing do not using to mounting of probe Set screw Steel band Cord for earthing Teflon tube Set screw Lifting handle The probe suspend on a steel cable using the lifting handle SGE 25 SGE 25SMART SGE 25S SGE 25S SMART Figure 4 The probe in EEx version with a
13. N isscc cztcces cdetscencdeiadanccesacesecabicenncett cstecescccvacettccvslattsseucsctessedesteceecetacersdeitussbseite 10 7 2 HIGH AND Low AMBIENT TEMPERATURES AND MEDIUM TEMPERATURES A 8 INSTALLATION AND CONNECTION eeeeeea ema naa ema ae maa wawa aaa aaa a aa aaaa aa aawaaaaawaaaaeaaanawawaaaaaaaaaa wawa 11 8 1 MECHANICAL INSTALLATION 8 2 ELECTRICAL CONNECTION S 9 SETTINGS AND REGULATION ccssccesssceessseeessseeeesseeeessaeeessaneeeseeeessaeeessaneeeseaeeeseaeeeeseeeesseeeeseanens 11 9 1 SETTINGS OF SGE 25 SGE 16 SG 25C AND SGE 25S PROBES 9 2 SETTINGS OF SGE 25 SMART SGE 25S SMART PROBES 9 3 SGE 25 SMART SGE 25S SMART MEASUREMENT RANGES DEFINITIONS 9 4 CONFIGURATION AND CALIBRATION 0 cccceeceeeeeeeeeeneeeeeeeeseneeeeeeesseeenaeeeees s 10 INSPECTIONS REPAIRS AND SPARE PARTG cccsssceeesseeeesseceesseeeeesaneeesseeeessaeeessaneeesseeeessaeeeees 12 MAR RSR ege 10 2 ADDITIONAL INSPECTIONS ibe 10 3 SPAR PARTS 2 ag a aa WOW KENdAERAEEAEE ENORMEN ERAN 11 PACKING STORAGE AND TRANSPORT cccsssccsssseeessseeeesseeeesseceesseeeessaneeeneeeeessaeeessaeeeeseeeeessaeenees 11 1 PACKING TRANSPORT 1 222 2 11112 sa BR LEET N2YGUARANTEE EPEE E AE AREETA ETTET tow SEO EOS O PIE Dai aadboeiecusts TTA 13 ADDITIONAL INFORMATION cccssscesssseeesseceessseeeesseeeesseeeeesaeeeeseeeesseeeeesaaeeenaaeeeseaeeessa
14. QPLISEN S DTR SG 04 ENG APLISENS MANUFACTURE OF PRESSURE TRANSMITTERS AND CONTROL INSTRUMENTS USER S MANUAL HYDROSTATIC LEVEL PROBES TYPE SGE 25 SMART SGE 25S SMART SGE 25 SGE 25S SGE 25C SGE 16 WARSAW MARCH 2007 APLISENS Sp z 0 0 03 192 Warszawa ul Morelowa 7 tel 0 22 814 07 77fax 0 22 814 07 78 www aplisens pl e mail aplisensQaplisens pl 1 DTR SG 04 ENG Symbols used Symbol Warning to proceed strictly in accordance with the information contained in the documentation in order to ensure the safety and full functionality of the device Information particularly useful during installation and operation of the device i Information particularly useful during installation and operation of a type EEx device Information on disposal of used equipment BASIC REQUIREMENTS AND SAFE USE The manufacturer will not be liable for damage resulting from incorrect installation failure to maintain the device in a suitable technical condition or use of the device other than for its intended purpose Installation should be carried out by qualified staff having the required authorizations to install electrical and pressure measuring devices The installer is responsible for performing the installation in accordance with these instructions and with the electromagnetic compatibility and safety regulations and standards applicable to the type of installation The device should be configured approp
15. a linear characteristic may be e g a typical barrier with parameters Uo 28V lo 0 093A Rw 3000 7 Rw ID 2 teh Uo Example of practical provision of power supply for case a 5 e use the barrier with the parameters given above L Fig 1 Power supply from a source with linear characteristic 5 2 for power supply with a trapezial characteristic Supply parameters according to the certificate a Pi 1 125W for Tas60 C and T6 and for Tas80 C and T5 b Pi 0 99W for Ta 70 C and T6 c Pi 0 33W for Ta 80 C and T6 Example of power supply from a source with trapezial characteristic see Fig 2 6 DTR SG 04 ENG Appendix Ex 02 SGE 25 SGE 25S Ii lo Rw Ip H oU W Ug i L 6 o Fig 2 Power supply from a source with trapezial characteristic Ua2 If Uo lt Uq_ then Ugs ee Rw 4PL Pi a i IEN 4Rw 5 3 for power supply with rectangular characteristic Supply parameters according to the certificate Ui 28V li 0 082A a Pi 1 66W for Ta 60 and T6 d Pi 2 1W for Ta 60 and T5 b Pi 0 99W for Ta 70 and T6 e Pi 1 95W for Ta 70 and T5 c Pi 0 33W for Ta 80 and T6 f Pi 1 32W for Ta 80 and T5 The supply of power from a source with a rectangular characteristic means that the voltage of the EEx power supply remains constant until current limitation activates The protection level of power supplies
16. aeeeseeeeessaaeeees 14 FIGURES ue wwyo zyc www w wo cine beni taa wawa way sate cunscevuvessosvnansesevawaveanuovesieweions FIGURE 1 SGE 25 SMART AND SGE 25S SMART PROBES DIMENSIONS A FIGURE 2 SGE 25 SMART AND SGE 25S SMART PROBES CONNECTION METHODEN FIGURE 3 SGE 25 SGE 16 SGE 25C AND SGE 25S PROBES DIMENSIONS AND CONNECTION METHOD FIGURE 4 THE PROBE IN EEX VERSION WITH A CABLE WITH AN TEFLON SHIELD c0 ecceeeeeeeeenteeeeeeeeees st 15 APPENDIX 1 TESTING OF EXCESS VOLTAGE PROTECTION ELEMENTER FIGURE 5A TESTING THE TRANSIL DIODE CONNECTED BETWEEN THE WIRES sssssssinssiissrinnrtinsrinnninnnr1nne ne 17 FIGURE 5B TESTING THE PLASMA SURGE ARRESTERS ssnsssssssttttttttttttttttttttttnnntrtt atnan nata nnn nenen nanne ennnen 17 3 DTR SG 04 ENG I APPENDIX Ex 01 SGE 25 SMART SGE 25S SMART DTR SG 04 Appendix Ex 01 ENG SGE 25 SMART SGE 25S SMART C ES SMART LEVEL PROBES type SGE 25 SMART and SGE 25S SMART EEx VERSIONS 1 Introduction 1 1 This Appendix Ex 01 SGE 25 SMART SGE 25S SMART applies only to smart level probes SGE 25 SMART and SGE 25S SMART in EEx versions marked on the rating plate as shown in 2 2 and denoted EEx in the Product Certificate 1 2 The appendix contains supplementary information relating to the EEx versions of the SGE 25 SMART SGE 25S SMART probes During installation and use of EEx probes reference should be made to
17. aste fig 1 3 The output signal is passed through a special cable with a capillary used to connect the negative side of the measuring diaphragm to the atmosphere All metal parts of the probes are made of 00H17N14M2 stainless steel 316L and Hastelloy C276 see section 5 7 and the cable has a polyurethane shield 6 2 2 Special versions of the probes can be produced with cables shielded by an additional teflon layer The shield covers the parts of the cable while is immersed in the medium being measured as well as a necessary additional segment The Teflon shield in EEx version is additional equipped in stainless steel cord escorted electrostatic charges see fig 4 6 2 3 The probes are fitted with elements ensuring excess voltage protection transil diodes between the wires and plasma surge arresters between the wires and the casing The plasma surge arresters not included in Ex versions 6 3 Electronic circuit of the probes Electronic circuit can be produced in two versions 6 3 1 The digital version SGE 25 SMART and SGE 25S SMART probes The electronic circuit changes the signal from the sensing module into digital signal and input to a microprocessor which controls the probe s operation Using data input during the production process the processor processes the conversion curve adjusts for thermal errors and carries out linearization After processing the digital signal is again converted into an analogu
18. ble seals on the packing gland The cable may be replaced by the manufacturer only 11 PACKING STORAGE AND TRANSPORT 11 1 Packing Transport The probes should be packed in such a way as to protect them from damage during transportation in single or multiple packs The cable should be rolled into a loop 300 mm in diameter secured so as to prevent the coils from moving relative to each other and the whole from moving within the package Avoid breakage to the cable at the point where it enters the packing gland Packing should take place in closed rooms where the air temperature is not lower than 15 relative humidity does not exceed 85 and the reactivity of the atmosphere does not exceed level B on the PN 71 H 04651 standard Land sea or air transport may be used provided that direct action of atmospheric effects is prevented 11 2 Storage The probes should be stored in multiple packs in covered rooms free of vapours and reactive substances with an air temperature between 5 and 40 and relative humidity not greater than 85 12 GUARANTEE The manufacturer guarantees the proper functioning of the probes SGE 25 SMART SGE 25S SMART SGE 25 SGE 16 SGE 25C for a period of 24 months starting from the date of purchase probe SGE 25S for a period of 12 months as well as servicing carried out under the guarantee and following the guarantee period 13 ADDITIONAL INFORMATION Related standards PN EN 60529 2003 Ingres
19. certification documentation 5 1 for power supply with a linear characteristic Supply parameters according to the certificate Ui 28V li 0 1A for Tas70 C and T6 and Tas80 C and T5 Power supply with a linear characteristic may be e g a typical barrier with parameters Uo 28V lo 0 093A Rw 3000 i Rw ID ER Example of practical provision of lyf p Ui Uol amp ok p practical provision of power supply for case a S oer use the barrier with the parameters given above l L ka Fig 1 Power supply from a source with linear characteristic 5 2 for power supply with a trapezial characteristic Supply parameters according to the certificate Ui 28V li 0 1A a Pi 0 8W for Tas70 C and T6 and for Tas80 C and T5 Example of power supply from a source with trapezial characteristic see Fig 2 4 DTR SG 04 ENG Appendix Ex 01 SGE 25 SMART SGE 25S SMART Ti lo Rw_ ID rao zk o l CE DI D Uo Ug G LG l L 6 o Fig 2 Power supply from a source with trapezial characteristic 4Pi 4Pi Uq 1 a ieee p oe If Uo lt 2 Uqthen Uq ii S Rw KS R 5 3 for power supply with rectangular characteristic Supply parameters according to the certificate Ui 28V li 0 03A Supplementary attentions The supply of power from a source with a rectangular characteristic means that the voltage of the EEx power supply remains constan
20. e 4 20mA current signal with a superimposed digital communication signal For communication with the probe via the signal line a special Aplisens communicator KAP is used 6 3 2 The analog version SGE 25 SGE 25S SGE 25C and SGE 16 probes The electronic circuit changes the signal from the sensing module into an output signal 4 20 mA The electronic circuit is equipped in protective elements assured Intrinsic safety and resistance on electric impulse The electronics board is hermetically flooded hardenable silicone resin in the stainless steel casing 7 PLACE OF INSTALLATION 7 1 The level probes installed in places where liquid levels are measured in wells swimming pools tanks boreholes etc The probe is immersed in the medium being measured A special cable extends above the level of the medium this can be connected directly to another device or to a terminal box 7 2 High and Low Ambient Temperatures and Medium Temperatures When measuring liquids whose solidification point is above the ambient temperature the medium should not be allowed to freeze around the probe this applies in particular to water in the case of open air installations For maximum medium temperatures see sect 5 Data for versions EEx in accordance with Appendix Ex 01 Appendix Ex 02 11 DTR SG 04 ENG 8 INSTALLATION AND CONNECTION 8 1 Mechanical Installation The probe can be suspended from the power supply cable but where there is a dan
21. e area Red a EEx power sapply see p 5 C EEN 2 4 Communicator certified for connection Bl ck Terminal box to a signal line leading to a danger zone Probe cable S In the absence of such a certificate the transmitter should be configured and calibrated within a safe zone Fig 3 SGE 25 SMART and SGE 25S SMART probes in EEx version connection method Devices in the measurement loop of the probe should be connected in accordance with Intrinsic safety and explosion protection standards It is not permitted to repair or otherwise interfere with the probe s electrical circuits in any way Damage and possible repair may be assessed only by the manufacturer or another authorized party 5 DTR SG 04 ENG ll APPENDIX Ex 02 SGE 25 SGE 25S DTR SG 04 Appendix Ex 02 ENG 1453 SGE 25 SGE 25S C HYDROSTATIC LEVEL PROBES type SGE 25 and SGE 25S EEx VERSIONS 1 Introduction 1 1 This Appendix Ex SGE 25 SGE 25S applies only to hydrostatic level probes SGE 25 and SGE 25S in EEx versions marked on the rating plate as shown in 2 2 and denoted EEx in the Product Certificate 1 2 The appendix contains supplementary information relating to the EEx versions of the SGE 25 SGE 25S probes During installation and use of EEx probes reference should be made to DTR SG 04 in conjunction with Appendix Ex 02 SGE 25 SGE 25S 2 Use of SGE 25 and SGE 25S probes in danger zones 2
22. esaessseeseaeenanen 5 1 INTRODUCTION PO 7 2 USER MATERIALS cc cccccsesstesscessseesseessoessaeesseessoessaeeaseessoessaeeaseussnesaaeeaseeseaeeaaneusneseaeeaaeeasneseaeeaaeeeenenags 7 3 APPLICATIONS OF PROBEG cccccscsssnesssesscessnessseesseessoessaeesseessoeesaeeaseessoesaanessneseaeeaaneasneseaeeaeueenavaas 7 4 IDENTIFYING MARKS ORDERING PROCEDURE cccccsestsscesssessseessesseeesseessnessaeenseesseeseaeensnenenenaas 7 5 TECHNICAL DATA j cccceectssteseseessenseeseneenseeeenen 7 5 1 TECHNICAL DATA SGE 25 SMART AND SGE 25S SMART PROBES 5 2 TECHNICAL PARAMETERS OF THE SGE 25 8 5 3 TECHNICAL PARAMETERS OF THE SGE 25S ccccccccsssssssccccsssssnescccecsessnessceeseessnnaseceseessanesaceseessecesaceeass 9 5 4 TECHNICAL PARAMETERS OF THE SGE 16 cccscccccsssssscceccesssneeececcesssneseeeesesseceuseeeeeeseseuaeeeeesseeenaaeesees 9 5 5 TECHNICAL PARAMETERS OF THE SGE 25C 1112211111111 9 5 6 SGE 25 SGE 16 SGE 25S SG 25C ELECTRICAL PARAMETERS 5 7 CONSTRUCTION MATERIALS FOR WHOLE PROBES aaa a eee aaa aaa aaa a aaa aaa aaa aaaaaaaaaaeeaaaaaa aaa 9 5 8 INGRESS PROTECTION RATING wel 6 TECHNICAL DESCRIPTIONG szewc ie waz doba a a Lei seetnaetcsessnedcecebesessduantctasesescaceaeeceatedaas 10 6 1 PRINCIPLES OF OPERATION 6 2 CONSTRUCTION 11222 22221122 6 3 ELECTRONIC CIRCUIT OF THE PROBES z 7 PLACE OF INSTALLATIO
23. g plate containing at least the following information CE mark numbers of notified institutions and designations of certificates obtained name of manufacturer type factory number basic range output signal power supply voltage 4 2 Ordering procedure See the catalogue cards 5 TECHNICAL DATA 5 1 Technical data SGE 25 SMART and SGE 25S SMART probes 5 1 1 SGE 25 SMART SGE 25S SMART Measurement Ranges Type of probe Basic range Maximum range Minimum Ability to shift the ia eu FSO measurement limits set range start of the range hysteresis SGE 25 SMART 0 10 m H20 1211 5 m H20 0 8 m H20 0 10 m H20 30 m H20 SGE 25S SMART 0 100 m H20 5 115 m H20 8 m H20 0 100 m H20 300 m H20 5 1 2 SGE 25 SMART Metrological parameters Accuracy lt 0 1 for the basic range lt 0 3 for the minimum set range Long term stability lt 0 1 FSO for 2 years Thermal error lt 0 08 FSO 10 C lt 0 2 for the whole thermal compensation range Thermal compensation range 10 80 C Error due to supply voltage changes 0 002 FSO 1V 8 DTR SG 04 ENG 5 1 3 SGE 25S SMART Metrological parameters Accuracy lt 0 16 for the basic range lt 0 4 for the minimum set range Thermal error lt 0 08 FSO 10 C lt 0 2 for the whole thermal compensation range Thermal compensation range 10 80 C Error due to supply voltage changes 0 002 FSO 1V 5 1
24. ger that it may catch on protruding elements it is recommended that the probe be suspended on a steel cable using the supporting handle not applicable to SGE 16 If the cable is to be exposed to current or turbulence it should be installed in a protective tube e g one made from PCV Directly before location the probe in measured medium to take off from diaphragm seals SGE 25S SGE 25S SMART SGE 25C the securing cover The probe with an additional Teflon shield suspend on a steel cable or on a internal cable do not catch for teflon The probe in EEx version with a cord for earthing suspend on a steel cable using the lifting handle 8 2 Electrical Connection The method of making electrical connections is shown in figure 2 3 for EEx version in figure 3 Appendix Ex If the transmission line leads to remote premises via the open air it is recommended that a terminal box be fitted e g the Aplisens type PP in order to connect the probe s cable to the remaining section of the transmission line The box should have an IP65 ingress protection rating and but should not be so airtight as to prevent the probe s active sensing device from breathing via a capillary embedded in the cable The opening of the capillary should not be allowed to become dirty and water should not be allowed to enter the capillary Where the transmission line is very long it is recommended that the section leading from the end of the probe cable be
25. in 9 4 1 and 9 4 2 is called Configuration 9 4 3 It is possible to adjust the probe s zero point for example to compensate for deviation resulting from a change in position of installation The probes may also be calibrated by taking readings with the input pressure controlled using a standard device This process and zero point adjustment are called Calibration 9 4 4 Configuration and Calibration of the probe are carried out using an Aplisens KAP communicator certain Hart communicators or a PC with Hart RS232 converter and Aplisns Raport 01 software A description of the functions or the KAP communicator is contained in KAP Communicator Operating Manual and information on the Hart RS232 converter can be found on the Hart RS232 01 Converter information sheet A list of Hart protocol commands implemented for SGE 25 SMART SGE 25S SMART probes is contained in the IO HART operating instructions available at www aplisens pl 10 INSPECTIONS REPAIRS AND SPARE PARTS 10 1 Regular inspections 10 1 1 Regular inspections should be carried out in accordance with the regulations to which the user subject An inspection should be made of the external condition of the probe during which Check that there are no signs of mechanical damage in the form of impact marks or dents Check the condition of the cable which should not show signs of wearing bending or fraying of the external coating check the condition of the packing gland
26. made from twisted pair cable and it is desirable that entry points to other devices be fitted with excess voltage protection e g the Aplisens UZ 2 system The cable of the probe and the remaining section of the transmission line should be protected from mechanical damage 9 SETTINGS AND REGULATION 9 1 Settings of SGE 25 SGE 16 SG 25C and SGE 25S probes The SGE 25 SGE 16 SGE 25C and SGE 25S are factory set to the range stated in the order The user does not have access to the zero and range potentiometers Setting may be adjusted by the manufacturer only 9 2 Settings of SGE 25 SMART SGE 25S SMART probes In SGE 25 SMART and SGE 25S SMART probes with smart electronic user can make e g set zero and measurement ranges 9 3 SGE 25 SMART SGE 25S SMART Measurement ranges Definitions 9 3 1 The maximum range of level while the probe can measure is called basic range for specifications of basic range see 5 1 1 The width of the basic range is the difference between the upper and lower limits of the basic range The internal characteristic conversion curve for the basic range is coded in the probe s memory This is the reference curve used when making any adjustments which affect the probe s output signal 9 3 2 When the probe is in use the term set range is used The set range is the range whose lower end point corresponds to an output current of 4mA and whose upper end point correspond
27. missible length of cable 3600nF Is x 0 25 nF in metres to mark with formula with formula a Cz Hazardous area Safe area Red PROBE g ka p ZA o Black RATA 5 a EEx power sapply Probe cable Se see p 5 Fig 3 SGE 25 and SGE 25S probes in EEx version connection method Devices in the measurement loop of the probe should be connected in accordance with Intrinsic safety and explosion protection standards It is not permitted to repair or otherwise interfere with the probe s electrical circuits in any way Damage and possible repair may be assessed only by the manufacturer or another authorized party 7 DTR SG 04 ENG 1 INTRODUCTION 1 1 This manual is intended for users of SGE 25 SMART SGE 25S SMART SGE 25 SGE 25S SGE 25C and SGE 16 hydrostatic level probes containing the data and guidelines necessary to understand the functioning of the probes and how to operate them It includes essential recommendations concerning installation and use as well as emergency procedures 1 2 The SGE 25 SGE 25S and SGE 25SMART SGE 25S SMART are also made in EEx version Additional data on the probes in EEx version is contained in the appendix designated Ei DTR SG 04 ENG Appendix 02 SGE 25 SGE 25S or DTR SG 04 ENG Appendix 01 SGE 25SMART SGE 25S SMART During installation and use of the probes in EEx version reference should be made to DTR SG 04 in conjunction with Appendix Ex 2 US
28. riately for the purpose for which it is to be used Incorrect configuration may cause erroneous functioning leading to damage to the device or an accident If a device is not functioning correctly disconnect it and send it for repair to the manufacturer or to a firm authorized by the manufacturer In order to minimize the risk of malfunction and associated risks to staff the device is not to be installed or used in particularly unfavourable conditions where the following dangers occur possibility of mechanical impacts excessive shocks and vibration excessive temperature fluctuation exposure to direct sunlight _condensation of water vapour dust icing Installation of intrinsic safety versions should be performed with particular care in accordance with the regulations and standards applicable to that type of installation The technical manual DTR contains parameters for the probes which were correct at the time of going to press These parameters may be changed The manufacturer reserves the right to make changes not having a negative impact on the operational and metrological parameters of the products without updating the contents of the technical manual 2 DTR SG 04 ENG CONTENTS I APPENDIX EX 01 SGE 25 SMART SGE 25S SMART ccccccssesssesssessseeseeesseessaeesseesseessaeesseesseeeeanenanen 3 IL APPENDIX EX 02 GGE 25 SGE 25S cccccssessesscesssesssnesseesseessoeesseessoeseaeesaeeseeessaeesaeesseessae
29. s protection rating of casing IP code PN EN61010 1 Safety requirements for automated electrical measuring devices and laboratory devices General requirements 14 DTR SG 04 ENG 14 FIGURES Special version of probe i Cable with addtional Red or red yellow wire Black or black blue wire teflon covering Lies ARA Black or black blue wire Capillary 2x0 5 T Teflon tube Supporting handle 141 152 SGE 25 SMART 153 SGE 25S SMART 140 Zero level Zero level 260 SGE 25 SMART probe SGE 25S SMART probe Figure 1 SGE 25 SMART and SGE 25S SMART probes dimensions Red Load resistance for operation with communicator o M a 2502 lt R lt 11000 j i T H 1 H PROBE Power R supply i T H H H i f 1 Black Screen Communicator Terminal box PP or UZ 2 N protection system when cable length exceeds 100m Figure 2 SGE 25 SMART and SGE 25S SMART probes connection method Special version of probe Cable with additional A Red or red yellow wire teflon covering Black or black blue wire p Black or black blue wire DTR SG 04 ENG Capillary 2x0 5 T Teflon tube Supporting handle Not applicable to SGE 16 Q 2 T T 5 xe w E Q 2 a 3 ln D I EH 8 LO O O
30. s to a current of 20mA or 20mA and 4mA respectively when the conversion curve inverted The set range may cover the whole of the basic range or only a part of it The width of the set range is the difference between the upper and lower limits of the set range The probe may be set to any range within the basic range of level values subject the restrictions set out in the table in 5 1 1 9 4 Configuration and Calibration 9 4 1 The SGE 25 SMART and SGE 25S SMART probes has features which enable metrological and identification parameters to be set and altered The configurable metrological parameters affecting the probe s output signal include the following a unit in which the measured level is expressed on the display b upper end point of the set range c lower end point of the set range d time instant e type of characteristic curve linear or radical 12 DTR SG 04 ENG Parameters of an informational nature which cannot be altered include the following f upper limit of the basic range g lower limit of the basic range h minimum set range 9 4 2 Other identification parameters not effecting the output signal include device address device code factory identification code factory device code number of preambles 3 20 UCS TSD program version electronics version flags factory number label tag description tag date tag message record number sensing module number The process of setting the parameters listed
31. t until current limitation activates The protection level of power supplies with a rectangular characteristic is normally ib The probe powered from such a supply is also a EEx device with protection level ib Example of practical provision of power supply with a rectangular characteristic use a stabilized power supply with Uo 24V with protection level ib and current limited to 25mA lt lo lt 30mA for Ta lt 70 C and T6 and Ta lt 80 C and T5 5 4 Input inductance and capacity Ci 10nF Li 1 00mH 5 5 The protection level The probe is EEx device with protection level ia when the powered circuit have protection level ia The probe is EEx device with protection level ib when the powered circuit have protection level ib 6 The permissible length of the signal line between the end of the probe s cable and the source of the power supply for supply voltage 28V and group IIC 53nF Is x 0 25 nF z S 8 Ce Cuzz Cr C Cs 95 nF for supply voltage Uo 24V where Is the length of the probe s wire in metres Cyz the specific capacity of the signal line in nF calculated with formula C2 x C3 Iz C the measured capacity between the wires in nF C2 C3 the capacity of the wires in relation to screen in nF For voltage 28V and group permissible length of cable I 3600nF Is x 0 25 nF in metres to mark with formula with formula S Cy Hazardous area Saf
32. with a rectangular characteristic is normally ib The probe powered from such a supply is also a EEx device with protection level ib Example of practical provision of power supply with a rectangular characteristic use a stabilized power supply with o Ui 24V with protection level ib and current limited to li 50mA This current limit ensures that the condition that the power Pi not be exceed is fulfilled for cases a d e f and the simultaneous powering of two probes 0 050A x 24V 1 2W lt 1 32W With a limit of li 25mA one probe can be powered for cases a b d e f 5 4 Input inductance and capacity Cis30nF Li 0 94mH 5 5 The protection level The probe is EEx device with protection level ia when the powered circuit have protection level ia The probe is EEx device with protection level ib when the powered circuit have protection level ib 6 The permissible length of the signal line between the end of the probe s cable and the source of the power supply for supply voltage 28V and group IIC 53nF Is x 0 25 nF z C2 x C3 kr Cuz Cz Cit C2 C3 where Is the length of the probe s wire in metres Cyz the specific capacity of the signal line in nF calculated with formula Cy the measured capacity between the wires in nF C2 C3 the capacity of the wires in relation to screen in nF 95 nF for supply voltage Uo 24V For voltage 28V and group per
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