FLO-DAR Intrinsically Safe SVS User Manual
Contents
1. saps S aan 107 6508 OD ONV HAO 60 8 21 iE mm 0095 foma LU OZ L XHIM N SIHONI NI SNOISNIWIG N NN N ANVdINOO HOVH ava mn ANVdWOO HOVH WOs ld NOISSIW3I3d 193810 LNOHLIM 3NOANY Q3SO19SIG XO NO333H NMOHS LON JO 33HI3HM ONIHLANV 3812 VJNVW OL G3SN 38 Is Vd NI JO 31OHM NI LON AVW AINO NOILLVW3OJNI ONIAIINIONT 904 NI 991551 SI Ll ONIMVAG SIHL G3SOTDSIC NOILVW3ONI JHL NI SIHOI3 Aalv 13laldOald SWIVID ANVdWOD HOVH 3DILON 89dl NOILV2O1 ShOQNVZVH WOW 3OIA3Q 1 9 14 08 HLON31 XVW 9 05 gt quib gt 01 ONIAOW3S NIHM JDAVWHDSIO OILVIS 009 N d 318 VO arx OL310d JSN ONIN3 VM YOSNAS JONY3I ONOT Em p1 all QUX3V 9402 55010 TWNOILdO L 1 6 0093 WSD NVO PUP 0 6 009 ON PSOE ni De 11 6 TN ISNY SS aPUD 0 6 009 OF 1090005 2 N d 31Od TVA3I3133 LOFLLOOZS N d d Valls ONIGNNOYD SONILVY VIVO Nid vf V S8r Sal 3IHM Nid v q SgySal 3ovi8 V T vf snivavddv ux Inden GALVIDOSSV UIA NO Nid QTIHS 37870 Nid f VALDE NIST KINO 30N333439 NMOHS Sn valvddv GALVIOOSSY VOL enn 90188 sel ar 02 5 29099 19 60 NAHL LO XX2. auu Ion 1279 X OLXOR Od ANY Ol STENNVHO 338HL TIV OL ATIVNOS ATddV SALIWVAVA ALLNI ON 8 09 01 9 cur mu NN N JOIA 51 0075 0170176 Baum a NWv G S3HONINI33V Nosnama NUNCA N ANVdWOO HOVH ava mm man N Asn IND MOYA MEN SR NI 3009 GALOINNOO TIVHS ANNONS MAYI NOISSIWaad 19381 1NOHLIM 3NOAN Y OL G3SO1DSIO JO Q3201dO3d33 NO333H NMOHS LON YO J8NLOVINVW OL Q3sn 38 Lid NI XO 310HM NI LON AYW AINO NOILVWHO4NI ONISIINION3 304 NI DGAL 9L 2GAU9L NVHL 931551 SI 1 ONIMY3IQ SIHL NO 03501294 NOILVW3IO3NI 3HL NI SIHDIA AY vI3laidO3id SWIVID ANVdWOO HOVH SOILON JYOW 31V33N3O9 YO JSN LON ISNW OL GALDINNOD INIWdINOI DNIDIOT OGAU9L5 114100 ALVA ABS 38 ISNW 3DINOS HIMOd 1VNOlldO Z NOLLVOHISSV1O INOZ NO Q3s v ISN JO JO SIN3W38INO3Y 3002 1vOI312313 HIM 3 NVQ3OOOY NI 38 SAW SOOHIZW ONISIM L 8 310N 0006299 N d ATaWASSW N 3ONVSO Nid v p di BRAVE SI V S8ySa ETT ZNid pr us SBrSa Ovid Nid vf 318VO 318VHO VI3Q NON 391430 51 a 335 33S aa L Nid f 29201 33MOd IVNOLLdO UlA Z Nid f IE N3385 WUO HNG6 98 04 0 qais 318v5 Nid f V9
3. HNO 1 15 1 XX8700068 N d A18W3SSV 31ON 335 STINNVHO 334HL den ES 40 014 391439 S l SUJIIWVYVd ALILNA ALINJ Id ANY Il SONNVHO 333HL TIY OL SYSISWVAVd ALINI IN 2 O N Z NOILVOHISSY1O INOZ NO 35 uessu8 696 11 g JO ASLNNOD SIN3W33IInO33 3002 1vOlaIO3 13 i JONVGYOOOV NI 38 ISAW SQOHI3W ONINIM Q3AO3ddV NOILAINDSIA 810 z JO 9107 SSOJO SALON NOISIA3M NOILVIO1 aaissv19 SNOGYVZVH NOILVDO1 27 L E y Sg 9 4 8 Figure 5 Installation Control Drawing 1 16 Installation 1 v 9 Z 8 L40 1143 t 1725 ONIMVAO 31v25 JON OQ ww N N HH OSZ 30 HLON31318V2 XVW JOY 31200 9IADID eiqp22 19209 3 DS 1408 30 HION1318V2 HNS Zp 819091 eIqBo1 1201 7 A38 ON 315 Minion S z Ds ONIMVAG SIHL N e sevsa dla va si N N 2 YIMOd SIINNVHO TIY 304 LNd1NO 1V1O1 39V SS313Wvalvd ALIN
4. Figure 3 Barrier wiring Cable from Flo Dar or SVS sensor 2 Cable to logger or controller 1 14 Installation 3 3 2 3 Connection to the logger or controller Important Note The length of the cable between the barrier and the logger or controller cannot be longer than 750 feet Remarque importante La longueur du c ble entre la plaque et l enregistreur ou le transmetteur ne doit pas d passer les 229 m tres Connect the cable from the barrier to the logger or the controller e Logger connect the cable from the barrier to the connector on the logger Make sure that the barrier that is connected to the Flo Dar sensor is connected to the Flo Dar connector on the logger Make sure that the barrier that is connected to the optional SVS sensor is connected to the SVS connector on the logger Controller connect the cable from the barrier to the controller For wire terminal connections to the controller refer to the user manual for the controller Make sure that the barrier that is connected to the Flo Dar sensor is connected to the Flo Dar terminal in the controller Make sure that the barrier that is connected to the optional SVS sensor is connected to the SVS terminal in the controller Figure 4 Typical intrinsically safe configuration 1 Flo Dar sensor 4 Barrier 2 Intrinsically safe environment 5 750 ft maximum cable length between barrier and logger or controller 3
5. I SIENNVHO 339HL T1 WO 0098 Gown nwaa sonna OLATIVNO Mady siBaWvava MUNG NB Z ANNdWOJ HOVH ama am 3SIMABALO ss AJINNOD JO SIN3W3allnO33 3002 1YORILOJTH ANVdWOO HOVH NOISSIW3I3d 193810 LNOHLIM 3NOANY OL 93501094 YO Q32nGO3d33 NO333H NMOHS LON YO 33HI3HM ONIHIANV HLIM 3ONVQ3OODOY NI 38 ISNW SOOHIZW SNISIM JINLOVINVW OL Q3Sf 38 I vd NI YO 31OHM NI LON AVW AINO NOILVW3OJNI ONIS33NION3 904 JON3IGISNOD NI 5310 991551 SI 1 DNIMV3IO SIHL 935010510 NOILVW3IOJNI NI SIHOIA Adv 1314404 SWIVID ANVdWOO HOVH 3OIION SZ JO OZ 41 SL OL ZO 90 20 XX 383HM XXY 900009 eA USES N 35NVSO Nid vf V S8rs SIM Z Nid vf e sepsa 45778 EMT SNLVaVdd Aye AJLVIDOSSV 2 UA RS Z Nid f WYO HNOZ Z 19 11 Gi3lHS 318v2 Nid f 908 n 1497 14 052 HLON31XVW M8 L 2 ld 10610009 N d 318 VO ANLO D 319N3433434 NMOHS SNLVaVddV GALVIDOSSV 31ON 33 STANNVHD 117 SUJIIWVYVd ALIIN3 89dl 9 05 gt quib 01 q9 p1 all ID VL All Qv 9907 7 55010 PEI 11 6 0097 VSO NYO PUD 0 6 009 ON CCCO VSO NVO L 1 62009 IN ISNV ao PUD 0 6 009 IN ISNV O4 SUUOJUOD Installation SONILVY 39V3138 v G
6. Procedure 1 Install the barrier on a wall in a non hazardous environment Figure 2 on page 12 2 Follow the control drawings provided section 3 4 on page 15 and all codes and regulations for connection to the sensor in the hazardous location 11 Installation 180 mm 106 2 mm 7 09 in 4 18 in 131 23 mm 99 8 mm 5 17 in 3 93 in 330 2 mm 280 mm 13 in 11 02 in 506 6 mm 19 91 in 6 4 mm 0 25 in Figure 2 Barrier dimensions 1 Desiccant 2 Connector for protective earth ground PEG 12 Installation 3 3 2 2 Wiring to the barrier Use the supplied cables for electrical wiring to the barrier Make sure to install a protective earth ground to the barrier Procedure 1 Remove the four screws from the cover of the barrier Remove the cover 2 Insert the cable from the Flo Dar sensor through the strain relief fitting on the side of the barrier with the hazardous area connection label Figure 3 on page 14 Tighten the strain relief 3 Ifthe Flo Dar sensor has the optional SVS component insert the cable from the SVS sensor through the strain relief fitting on the side of the second barrier with the hazardous area connection label Figure 3 on page 14 Tighten the strain relief 4 Prepare each wire Install the wires in terminals J3 and J4 as shown in Figure 3 on page 14 Pull lightly after each insertion to make sure the connections are tight 6 Install the air tube from the s
7. Nonintrinsically safe environment 6 Logger or controller 3 4 Approved Flo Dar installation drawings A DANGER Any installation or flow meter configuration that is not specifically detailed on the following control drawings is not allowed In all cases the local authority having jurisdiction shall have the final say DANGER Il est interdit de proc der toute installation ou configuration d un debitmetre qui n est pas explicitement d taill e dans les sch mas de contr le de l installation ci dessous Dans tous les cas c est l autorit locale responsable qui aura le dernier mot Figure 5 on page 16 Figure 6 on page 17 and Figure 7 on page 18 are approved control drawings These certified drawings explain the ONLY approved method of installing the Flo Dar sensor Additionally these drawings list both part number description and the only certified sensors probes and associated equipment to be used with this sensor Any substitutions will automatically void the Intrinsically Safe certification of the flow meter and could result in fire or explosion 15 y S 9 8 Installation L 133HS JHOBM 31 05 SNIMV3O31v2S LON OG SS L avdou L A ILES n T N SIHL 1 BACA CRAN 3 gt ONIONVHO OLOR t ONIMV3O TONINOO
8. instrument ee en else 20 Table of contents Section 1 Specifications Specifications are subject to change without notice General cETLus Listed ATEX EC Type Certified Flo Dar Ex 112G Ex ib IIB T4 Gb ITSTOATEX27065X and Class Zone 1 AEx ib IIB T4 Gb and Class Zone 1 Ex ib IIB 4 Gb Certification Barrier Ex 11 2 G Ex ib Gb ITS10ATEX27042X and Class I Zone 1 AEX ib Gb IIB and Class 1 Zone 1 Ex ib Gb IIB SVS Ed 126 Ex ib IIB T4 Gb ITS10ATEX27043X and Class Zone 1 AEx ib T4 Gb and Class Zone 1 Ex ib IIB T4 Gb Operating temperature 10 to 50 C 14 to 122 F Storage temperature 40 to 60 C 40 to 140 F Altitude 4000 m 13 123 ft maximum Specifications Section 2 General information 2 1 Safety information Please read this entire manual before unpacking setting up or operating this equipment Pay attention to all danger and caution statements Failure to do so could result in serious injury to the operator or damage to the equipment To ensure that the protection provided by this equipment is not impaired do not use or install this equipment in any manner other than that specified in this manual 2 1 1 Use of hazard information DANGER A Indicates a potentially or imminently hazardous situation which if not avoided will result in death or serious injury DANGER Indique une situation de danger potentiel ou imminent qui si e
9. messages de s curit qui suivent ce symbole afin d viter des blessures potentielles Si appos s sur l instrument se r f rer au manuel d utilisation pour le fonctionnement ou les informations de s curit General information zd Electrical equipment marked with this symbol may not be disposed of in European public disposal systems after 12 August of 2005 In conformity with European local and national regulations EU Directive 2002 96 EC European electrical equipment users must now return old or end of life equipment to the Producer for disposal at no charge to the user Note For return for recycling please contact the equipment producer or supplier for instructions on how to return end of life equipment producer supplied electrical accessories and all auxiliary items for proper disposal L quipement lectrique marqu de ce symbole ne devra pas tre d truit dans les syst mes de destruction publics Europ ens apr s le 12 ao t 2005 En conformit avec les dispositions europ ennes locales et nationales Directive EU 2002 96 EC les utilisateurs europ ens d quipements lectriques doivent maintenant renvoyer au fabricant pour destruction les quipements anciens ou en fin de vie sans frais pour l utilisateur Remarque Pour le retour des fins de recyclage veuillez contacter le fabricant ou le fournisseur d quipement pour obtenir les instructions sur la facon de renvoyer l quipement usag les accessoi
10. 3AO3ddV NOILAINDSIA PL all 10 VIL z 10 euoz SSOJO NOISIAJA NOILVDO1 aaiissv19 SNOGYVZVH NOILVDO1 SNOAAVZVH NON Figure 7 Installation Control Drawing 3 18 Section 4 AN A Maintenance DANGER Explosion hazard Only qualified personnel should conduct the tasks described in this section of the manual DANGER Danger d explosion Les op rations d crites dans cette section du manuel ne doivent tre effectu es que par du personnel qualifi DANGER Explosion hazard When using the retrieval pole make sure to connect the grounding strap to the ground lug on the barrier The sensor must also be connected to the barrier during maintenance activities This is to prevent ignition of explosive gases due to static discharge DANGER Danger d explosion Lors de l utilisation du p le de r cup ration assurez vous de connecter la languette de mise la masse la cosse de masse de la plaque Le capteur doit galement tre connect la plaque pendant les op rations de maintenance Ceci sert viter d enflammer les gaz explosifs dus la d charge statique The safety provided by the barrier may be impaired if any of the following conditions have occurred visible damage storage above 70 C for prolonged periods exposure to severe transport stresses e previous installation e failure to operate properly If any of these conditions have occurred return the device to the manufact
11. 60 ol 9 14 057 HIONI XVW ra 2 ON gt 31ON 339 4nE 20 gt 09 Z ALON 335 Hn08 gt 07 9 ALON 33S STINNVHO S3313W V3 Vd ALIIN3 JO 99d z 99 2 08 gt gt 2 01 all ao ang all q 9uoz I 55010 L 1 6 0093 VSD NVD PUD 0 6 009 ON Z ZZO YSO NYD O 11 64009 IN ISNW asus PUD 0 6 009 1N ISNY SWMOJUOD G BIHS VIVO Nid Yr SONILVA v S8pSa Nid vf SLM 9 Ha 8 58 50 Xov Nid vf a TI8VO 39IA3Q 51 B JION 335 EET UIA c NI Ef 349901 JIMO4 TWNOUdO UIA RES Nid f ais 19YO Nid Ef 30193 NoD 4 w 0006299 N d AT8W3SSV V S 1 393138 NOILONGONd v VL all 40 vij z 10 euoz 15590 G3 ouddv Axa NOILVD01 55 15 SNOGAVZVH NOILVDO1 SNOGYVZVH NON 1 4 v T p Z 8 Figure 6 Installation Control Drawing 2 17 L y S 9 L 8 130 1 133HS 1 195 TIVOS ION LASAS 4 DOO N ON 375 N Od ld ONIMVAQ 09 5 214099 19 nn E PU ONIMV3O TOAINOD GANDI SIINNVHO 333HI TIY LNdNI 1V1OL Jav 62508 OD INVIZAO1 TT 5 mil x 3 S33I3Wvalv d ALLNI Id
12. DOCO026 53 00817 Flo Dar Intrinsically Safe Sensor Open Channel Non Contact Radar Sensor with Optional Surcharge Velocity Sensor USER MANUAL March 2011 Edition 2 Table of contents 1 Specifications E n 3 Section 2 General information 5 2 SAS ITO aden e Erste AN 5 2 1 1 se of hazard information roce tere e tr HE 5 2 1 2 Precautionary aa a tt a teint ai tite 5 2 1 3 Confined space precautions see 6 2 2 Product OVetViGW ge rte Lett ce iate Ht eei pat a te brat 7 Section 3 Installati l use re e Banda a ca ode alatus re dot 9 3 1 Precautions for hazardous location installations 9 3 1 1 Intrinsically safe installation requirements 9 3 1 2 Hazardous location control drawings terrre ee 9 3 2 Sensor installation eee 10 3 2 1 Install the frame on the wall see 10 3 9 Electrical Installation scada isis 10 3 3 1 Wiring safety information ttr temi e dete dea ee ruben Eb 10 3 3 2 Electrical installation in a hazardous location 11 3 327 Installithe barrier i i iaa e d 11 3922 Winng to the once rennen 13 3 3 2 3 Connection to the logger or controller 15 3 4 Approved Flo Dar installation drawings eH 15 Section 4 ae 19 4 1 Cleaning the
13. ER Danger d explosion Une formation incluant des tests de pr entr e la ventilation les proc dures d entr e les proc dures d vacuation de sauvetage et des pratiques de travail de s curit est n cessaire avant d entrer dans des espaces restreint Important Note The following information is provided to guide users of Flo Dar Sensors on the dangers and risks associated with entry into confined spaces Remarque importante Les informations suivantes sont fournies dans le but d informer les utilisateurs des capteurs Flo Dar des dangers et des risques associ s l acc s aux espaces confin s On April 15 1993 OSHA s final ruling on 1910 146 Permit Required Confined Spaces became law This new standard directly affects more than 250 000 industrial sites in the U S A and was created to protect the health and safety of workers in confined spaces General information Definition of a confined space A confined space is any location or enclosure that presents or has the immediate potential to present one or more of the following conditions e An atmosphere with less than 19 5 or greater than 23 5 oxygen and or more than 10 ppm Hydrogen Sulfide H2S e An atmosphere that may be flammable or explosive due to gases vapors mists dusts or fibers e Toxic materials which upon contact or inhalation could result in injury impairment of health or death Confined spaces are not designed for human occupancy The
14. ensor cable into the fitting in the barrier enclosure as shown in Figure 3 on page 14 WARNING A Explosion hazard The air tube must stay attached to the fitting to make sure that dust does not go into the enclosure if the fitting is damaged AVERTISSEMENT Risque d explosion Le tube d air doit rester fix au raccord afin de s assurer que de la poussi re ne p n tre pas dans le bo tier si le raccord est endommag 7 10 11 Insert the cable from the logger or controller through the strain relief fitting on the other side of the barrier Figure 3 on page 14 Tighten the strain relief Prepare each wire Install the wires in terminals J1 and J2 as shown in Figure 3 on page 14 Pull lightly after each insertion to make sure the connections are tight Replace the cover on the barrier and install the screws Connect a protective earth ground PEG to the ground stud on the barrier Figure 2 on page 12 where local code or authorities permit or require such a connection If required use a copper wire that is AWG 9 or larger 13 Installation RED POWER GREEN POWER BLACK SHIELD i 343H S391A30 SnOQNVZVH 193NNOO LON 439907 92 CLEAR SHIELD WHITE RS485A BLACK RS485B RED POWER GREEN POWER BLACK SHIELD 43 SENSOR HAZARDOUS AREA CONNECTION ONLY 44 CLEAR SHIELD WHITE RS485A BLACK RS485B N Lo X I mr
15. es appareils aliment s en 12VDC L alimentation peut venir d une batterie ou d une source 12VDC s par e ou tres basse tension s curis e SELV qui possede la 3 me partie de certifications NRTL pour le CANADA et USA et le marquage CE et d claration de conformit pour l Europe Installation 3 3 2 Electrical installation in a hazardous location A barrier with appropriate entity parameters must be installed between the sensor and the logger or controller for installation in hazardous locations If the SVS option is used an additional barrier with appropriate entity parameters must also be installed between the SVS component and the logger or controller 3 3 2 1 Install the barrier A barrier must be installed when the Flo Dar sensor is installed in a hazardous location as defined in section 3 1 on page 9 A barrier limits the power parameters to the device that is located in the hazardous area The barrier and the logger or controller must always be installed in a non hazardous location The barrier has a dielectric strength of 500 Vrms between the intrinsically safe outputs and the frame of the apparatus Separation between the intrinsically safe outputs and connections to non intrinsically safe devices and separation between separate intrinsically safe output channels power RS485A and RS485B should be maintained in accordance with the installation instructions and markings since there is no galvanic isolation between these circuits
16. lle n est pas vit e peut entrainer la mort ou des blessures graves WARNING A Indicates a potentially or imminently hazardous situation which if not avoided could result in death or serious injury AVERTISSEMENT Indique une situation de danger potentiel ou imminent qui si elle n est pas vit e pourrait entrainer la mort ou des blessures graves CAUTION A Indicates a potentially hazardous situation that may result in minor or moderate injury ATTENTION Indique une situation potentiellement dangereuse qui peut entrainer des blessures mineures ou mod r es Important Note Indicates a situation which if not avoided may cause damage to the instrument Information that requires special emphasis Remarque importante Indique une situation qui si elle n est pas vit e peut provoquer des dommages l appareil Informations n cessitant une insistance particuli re Note Information that supplements points in the main text Remarque Informations compl tant des points du texte principal 2 1 2 Precautionary labels Read all labels and tags attached to the instrument Personal injury or damage to the instrument could occur if not observed This is the safety alert symbol Obey all safety messages that follow this symbol to avoid potential injury If on the instrument refer to the instruction manual for operation or safety information Ceci est le symbole d alerte de s curit Se conformer tous les
17. om www hachflow com Marsh McBirney and Sigma Flow Products except Sigma Flow Products in France and the UK FLOWTRONIC SA Rue J H Cool 19a B 4840 Welkenraedt Belgium Tel 32 0 87 899 799 Fax 32 0 87 899 790 www flow tronic com France and UK Sigma Flow Products Only HACH LANGE GmbH Willst tterstra e 11 D 40549 Dusseldorf Germany Tel 49 0 211 5288 0 Fax 49 0 211 5288 143 E mail info hach lange de www hach lange com Hach Company Hach Lange GmbH 2010 2011 All rights reserved Printed in U S A 9 5
18. ous location use For the installation operation and replacement part and accessory information for non hazardous location use refer to the Flo Dar Sensor User Manual 3 1 Precautions for hazardous location installations A DANGER Explosion hazard To ensure safety the installation of instruments in hazardous locations must follow the specifications in the control drawings Any modification to the instrumentation or to the installation may result in life threatening injury and or damage to facilities DANGER Danger d explosion Pour assurer la s curit l installation des instruments dans des emplacements dangereux doivent suivre les sp cifications dans l emplacement dangereux indiqu sur la fiche technique Toute modification de l appareil ou de l installation peut conduire des pr judices constituant un danger de mort et ou des d g ts sur les installations The Flo Dar Intrinsically Safe Sensor is listed as intrinsically safe for Class 1 Zone 1 Group IIB Hazardous Locations This means that the circuits within these sensors cannot produce a spark or thermal effect that could ignite a mixture of flammable or combustible gases when installed properly It does not mean that these sensors are explosion proof If proper safety precautions are not followed or if the equipment is not installed properly there is a serious potential for explosion Be sure to review all safety precautions installation and wiring practices throughout
19. res lectriques fournis par le fabricant et tous les articles auxiliaires pour une mise au rebut appropri e This symbol when noted on a product enclosure or barrier indicates that a risk of electrical shock and or electrocution exists Si ce symbole ce trouve sur l instrument il indique la pr sence d un danger de choc lectrique ou d lectrocution This symbol when noted on the product identifies the location of the connection for Protective Earth ground Ce symbole lorsqu il est appos sur le produit indique l emplacement de la connexion de mise la terre This symbol when noted on the product identifies the location of a fuse or current limiting device Lorsque ce symbole se trouve sur un produit il indique l emplacement d un fusible ou autre protection contre les surcharges This symbol when noted on the product indicated the presence of devices sensitive to Electro static Discharge ESD and indicated that care must be taken to prevent damage with the equipment Ce symbole s il figure sur le produit indiqu la pr sence des dispositifs sensibles la d charge lectrostatique ESD et la n cessit d agir avec pr caution pour viter d endommager l quipement 2 1 3 Confined space precautions DANGER Explosion hazard Training in pre entry testing ventilation entry procedures evacuation rescue procedures and safety work practices is necessary before entering confined spaces DANG
20. s zones dangereuses doit tre effectu e de sorte qu aucun frottement ne soit provoqu entre le d bitm tre et toute surface environnante Mount the Flo Dar sensor above the open channel on the wall of the manhole For hazardous locations a barrier must be installed outside of the hazardous area To prevent damage to the enclosure do not mount the Flo Dar sensor in a location that receives direct sunlight Install the frame on the wall A DANGER Explosion hazard Review the safety information in section 2 1 on page 5 and section 3 1 on page 9 before entering a confined space DANGER Danger d explosion Revoyez les information concernant la s curit dans section 2 1 on page 5 et section 3 1 on page 9 avant d entrer dans une espace restreint 3 3 Electrical installation 3 3 1 Wiring safety information 10 A A CAUTION Always disconnect power to the instrument when making any electrical connections ATTENTION D branchez toujours l alimentation de l appareil avant toute connexion lectrique WARNING Explosion hazard Voltage connections to the barrier must be from 12 VDC powered loggers Power can be supplied from a battery or 12 VDC SELV source which has 3rd party NRTL certifications for Canada and the U S A and the correct CE marking and Declaration of Conformity for Europe AVERTISSEMENT Risque d explosion La connections lectrique sur le systeme de barri re de s curit est seulement possible avec d
21. this manual before installing the Flo Dar Intrinsically Safe Sensor 3 1 1 Intrinsically safe installation requirements Installation of this equipment must satisfy local electrical code requirements using the hazardous location control drawings and is subject to final approval by the authority having jurisdiction Install all associated apparatus such as the intrinsically safe barrier logger or controller in a non hazardous location 3 1 2 Hazardous location control drawings A DANGER Explosion hazard Never connect items to the sensor that are not specified on the control drawings Do not connect or disconnect any equipment unless power has been switched off or the area is known to be non hazardous DANGER Danger d explosion Ne branchez jamais au transmetteur des l ments ne figurant pas sur la fiche technique Ne branchez et ne d branchez aucun quipement sans avoir pr alablement coup l alimentation et vous tre assur que l environnement ne pr sentait aucun danger Follow the control drawings provided section 3 4 on page 15 and all codes and regulations for connection to the sensor in the hazardous location Installation 3 2 Sensor installation 3 2 1 A WARNING Explosion hazard Installation of equipment into hazardous locations must be done so that no friction can be generated between the Flow Meter and any surrounding surfaces AVERTISSEMENT Risque d explosion L installation de l quipement dans de
22. urer for recertification WARNING Explosion hazard To prevent ignition of explosive atmospheres disconnect power before servicing AVERTISSEMENT Risque d explosion Pour viter tout risque de d flagration mettez l appareil hors tension avant toute intervention d entretien This chapter includes only the maintenance information for hazardous location use For the maintenance information for non hazardous location use refer to the Flo Dar Sensor User Manual The Flo Dar sensor contains no user serviceable or repairable components If service is necessary the Flo Dar sensor must be sent to an authorized service center for repair or servicing 19 Maintenance 4 1 Cleaning the instrument DANGER A Explosion hazard Never attempt to wipe or clean the Flo Dar or SVS sensor while in a hazardous location Do not use abrasives or high pressure hoses or washers to clean the sensors Do not disturb the pressure port on the bottom of the sensor DANGER Danger d explosion N essayez jamais d essuyer ou de nettoyer le Flo Dar ou le capteur SVS dans un emplacement dangereux N utilisez pas de produits abrasifs ou de tuyaux sous pression ou d appareils de nettoyage pour nettoyer les capteurs Ne d rangez pas le port sous pression situ dans le bas du capteur 20 U S and countries other than EU HACH COMPANY 4539 Metropolitan Court Frederick MD 21704 9452 U S A Tel 800 368 2723 Fax 301 874 8459 hachflowsales hach c
23. y have restricted entry and contain known or potential hazards Examples of confined spaces include manholes stacks pipes vats switch vaults and other similar locations Standard safety procedures must always be followed prior to entry into confined spaces and or locations where hazardous gases vapors mists dusts or fibers may be present Before entering any confined space check with your employer for procedures related to confined space entry 2 2 Product overview The Flo Dar Intrinsically Safe Sensor measures the flow velocity and liquid depth in open channels using radar and ultrasonic technology The unit is designed to withstand submersion during surcharge conditions The optional surcharge velocity sensor provides velocity measurements during surcharge conditions Figure 1 shows the configuration of a Flo Dar system in a hazardous location installation Figure 1 System overview 1 Hazardous environment 4 Logger or controller 2 Non hazardous environment 5 Mounting frame 3 Intrinsically safe barrier 6 Flo Dar sensor with optional surcharge velocity sensor General information Section 3 AN Installation DANGER Explosion hazard Trained personnel only must install or commission the equipment DANGER Danger d explosion Seul le personnel form est autoris installer ou mettre en service l quipement This chapter includes only the installation information for hazard
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