wtw 115 VAC, Operating Manual

Page 1: ...OPERATING MANUAL ba75731e04 12 2013 Cleaning Air Box 115 VAC Cleaning Air Box 230 VAC COMPRESSED AIR SUPPLY UNIT Cleaning Air Box...

Page 2: ...lheim 2013 WTW GmbH Reprinting even as excerpts is only allowed with the explicit written autho rization of WTW GmbH Weilheim Printed in Germany The most current version of the present operating manua...

Page 3: ...on 3 1 3 1 Scope of delivery 3 1 3 2 Requirements of the measurement location 3 1 3 3 Safety requirements on the electrical installation 3 1 3 4 Mounting 3 2 3 5 Electrical connection 3 4 3 5 1 Genera...

Page 4: ...0 2 ba75731e04 12 2013 Contents Cleaning Air Box...

Page 5: ...relay contact of the measuring system is used as the switch The relay contact is configured and controlled for the cleaning function via the software of the measuring system System requirements Depend...

Page 6: ...Application example for the Cleaning Air Box Cleaning Air Box Sun shield SSH IQ Compressed air hose CH scope of delivery Swing mounting assembly EH F 170 x Single electrode holder EH U 170 Cleaning Ai...

Page 7: ...indicates a possibly dangerous situation that can lead to serious irrevers ible injury or death if the safety instruction is not followed CAUTION indicates a possibly dangerous situation that can lea...

Page 8: ...he enclosure may only be carried out by a trained electrical engineering technician 2 2 3 Requirements for safe operation Note the following points for safe operation The product may only be operated...

Page 9: ...n chapter 8 TECHNICAL DATA 3 3 Safety requirements on the electrical installation Electrical equipment e g motors contactors cables lines relays must meet the following requirements Conformity with na...

Page 10: ...556 VW 1 for USA Canada IEC 60332 1 2 outside of USA Canada 3 4 Mounting Mounting the sun shield Suitable sun shields are the SSH IQ single and SD M 170 D double Mount the Cleaning Air Box on the sun...

Page 11: ...e use the supplied fitting pos 1 in Fig 3 1 and secure the compressed air hose with the supplied hose clip pos 2 Screw the intake air filter pos 3 into the filter socket pos 4 by hand NOTE The cleanin...

Page 12: ...ELECTRICAL INSTALLATION and chapter 8 TECHNICAL DATA NOTE No external voltages must be fed into the control line With the IQ SENSOR NET System 182 the control cycle must not be connected to the auxil...

Page 13: ...nclosure of the Cleaning Air Box 4 Feed the power cable into the enclosure through the right hand cable gland 5 Feed the control line into the enclosure through the second cable gland from the right 6...

Page 14: ...ing Air Box To do so proceed as follows WARNING While the Cleaning Air Box is operating there are the following dangers inside it Danger to life due to voltage carrying electrical lines Risk of injury...

Page 15: ...nsert the shortened hose end into the free hose coupling at the check valve as far as it will go 4 Insert the free hose end of the check valve into the connection at the compressed air outlet as far a...

Page 16: ...3 8 ba75731e04 12 2013 Installation Cleaning Air Box...

Page 17: ...off due to excessive heat Control relays All relays of WTW instruments e g IQ SENSOR NET or measuring transmitters of the 170 and 296 series can be configured for activation of the Cleaning Air Box Th...

Page 18: ...emperatures around and below the freezing point check the hose system for water or ice in the lines To prevent the icing of the pump you can shorten the stoppage and or extend the cleaning duration Du...

Page 19: ...p Maintenance activity Recommended interval Visual check of all hoses and hose connections monthly Exchange of the intake air filter yearly Exchange of the pump membrane and valve plates see section 5...

Page 20: ...g line with a felt tip marker M This helps to avoid incorrect assembly later 7 Undo the 4 screws pos 3 remove the washers pos 4 and remove the entire pump head from the pump housing 8 Turn the fan to...

Page 21: ...lt tip line marking M Check that the ribbed plate is centered by moving it gently sideways 17 Screw together the ribbed plate and intermediate plate For correct ori entation of disk springs pos 9 see...

Page 22: ...on the enclosure and the area around it each time before opening in order to prevent gross contamination from entering the open enclosure To clean the module wipe the enclosure surfaces with a damp li...

Page 23: ...a75731e04 12 2013 6 1 6 Replacement parts and accessories Description Model Order no Intake air filter AF Cleaning Air Box 480 026 Check valve BPV 480 029 Maintenance set comprising replace ment pump...

Page 24: ...6 2 ba75731e04 12 2013 Replacement parts and accessories Cleaning Air Box...

Page 25: ...t again automat ically In the case of frequent failure shade the Cleaning Air Box better or increase the ratio between stop page and cleaning duration for future operation Cause Remedy Water column in...

Page 26: ...7 2 ba75731e04 12 2013 What to do if Cleaning Air Box...

Page 27: ...31e04 12 2013 8 1 8 Technical data Dimensions Fig 8 1 Dimension drawing of the Cleaning Air Box dimensions in mm Test certificates CE cETLus Cleaning Air Box 115 VAC only Cleaning Air Box Hose inner d...

Page 28: ...ing pres sure at the pump outlet 105 Pa 1 bar over pressure Maximum depth of immer sion of the cleaning nozzles at the sensor 1 5 m Operating mode Pulse Break operation see section 4 1 Pulse Break rat...

Page 29: ...midity Yearly average 90 Dew formation Possible Site altitude Max 2000 m above sea level Requirements of the power supply Nominal voltage 230 V AC 10 50 Hz or 115 V AC 10 60 Hz Line power connection 3...

Page 30: ...cable glands PG 13 5 at the lower side of the enclosure Requirements of the control line Two core unshielded Cable cross section at least 1 5 4 0 mm2 AWG 14 12 Allowed operational voltage at least 300...

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Page 32: ...water needs Developing new technologies that will improve the way water is used conserved and re used in the future is central to our work We move treat analyze and return water to the environment and...