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OPERATING INSTRUCTIONS

measuringSYSTEM
MA-Di

COMPRESSED AIR AT ITS BEST

Содержание measuringSYSTEM MA-Di

Страница 1: ...OPERATING INSTRUCTIONS measuringSYSTEM MA Di COMPRESSED AIR AT ITS BEST...

Страница 2: ...his document in whole or in extracts is only permitted if a written approval from Postberg Co GmbH has been obtained in advance Copyright by Postberg Co GmbH Emilienstr 37 D 34121 Kassel represented b...

Страница 3: ...lation of the sensor in the measuring armature 18 5 7 Sensor exchange 19 5 8 Electrical connections 20 6 Operation 22 6 1 Operating and display elements 22 6 2 Operating modes 24 7 Menu 25 7 1 Menu Ov...

Страница 4: ...ackaging to your supplier Keep the damaged item until clarification is achieved Check the scope of supplies against the delivery documents and your order for completeness For storage and transport the...

Страница 5: ...ult of improper or not intended use or installation To avoid damage to the devices or health risks no manipulations with tools on the measuring devices are allowed unless they are expressly described...

Страница 6: ...tenance of the measuring device may only be performed by trained and qualified personnel This qualified personnel must be authorised by the plant operator to perform the described activities The quali...

Страница 7: ...scope of liability shall be limited to the value of the relevant order placed to the manufacturer The manufacturer shall not be liable for damage that occurs due to failure to follow the safety instr...

Страница 8: ...3 1 p 9 Measuring armature brass 3 2 p 11 PB CO lock blind plug 3 3 p 11 Furthermore the following is included in the scope of supplies Calibration certificate according to ISO IEC 17025 Optional Test...

Страница 9: ...onal compressed air has the following impact on the measuring accuracy Quality grades as per ISO 8573 1 Particles moisture oil Measuring failure 1 4 1 3 of measured value 0 3 of end value of measuring...

Страница 10: ...measuring range Measuring range Detection range display range 0 33 0 4 100 0 120 The absolute measuring range is depending on the nominal width see table below Absolute measuring range WARNING The co...

Страница 11: ...ature is designed for nominal pipe widths of DN15 to DN50 The measuring armature must not be dismantled function loss and can be used up to an overpressure of max 16bar WARNING 3 3 PB CO lock blind pl...

Страница 12: ...l calibration also CO2 N2 Accuracy for compressed air quality classes ISO 8573 particle moisture oil 1 4 1 3 of measured value 0 3 of end value for compressed air quality classes ISO 8573 3 4 4 6 of m...

Страница 13: ...33 15 C 1013mbar and 0 rel humidity Output signals Analog output 4 20mA measuring range scalable max load 500 Impulse output DN15 DN25 1Imp 0 1Nm DN32 DN50 1Imp 1Nm Current load capacity 2x250mA short...

Страница 14: ...is ensures factoring the customized measuring conditions while calibrating 4 2 4 Calibration options ISO certificate An ISO certificate of the manufacturer documents six measuring points incl measurin...

Страница 15: ...d a suitable compressed air drier that provides a suitable pressure dew point Otherwise the specified measuring accuracy is not ensured Ambient temperature of max 60 C possible heat radiation must be...

Страница 16: ...sensor must not be installed as shown in the crossed out representation in the schematic diagram below If the flow rate is low the specified accuracy cannot be adhered to Schematic diagram 1 2 3 4 5 6...

Страница 17: ...en und Bestimmungen f r Errichtung und Betrieb von Druckluftanlagen 5 1 Montageort Hinter dem K ltetrockner in der N he des Verbrauchers Wird Druckluft ber parallele Leitungen in die Hauptleitung eing...

Страница 18: ...ure has been closed Never remove the PB CO lock blind plug or the sensor with open measuring armature this is extremely dangerous 1 Remove the red transport cover from the sensor element 2 Mount the s...

Страница 19: ...losed Never remove the PB CO lock blind plug or the sensor with open measuring armature this is extremely dangerous 1 Remove the electrical connection line by manually unscrewing the connecting plug f...

Страница 20: ...d with an overcurrent facility NOTES If you connect the sensor directly or use a 4 core connection line proceed according to 5 8 1 If you use the optionally available 5 core connecting cable with pote...

Страница 21: ...5 8 1 2 2 x impulse output The two existing outputs OUT1 and OUT2 are used as pnp signal output impulse 5 8 2 5 core pin assignment accessories If you use the optionally available connecting line for...

Страница 22: ...Protected against polarity reversal Yes 6 OPERATION Thermal mass flow sensor Make yourself familiar with the operation and programming of the sensor The sensor is factory calibrated and provided with...

Страница 23: ...xponential mode Current medium temperature in C Switching condition of the relevant output also in the case of an active external reset the LED indicates the status of the input Switching condition of...

Страница 24: ...s and the set parameter values By shortly pressing the key Mode Enter the device goes to the display mode Internally it remains in the working mode Irrespective of this the set parameters can be read...

Страница 25: ...S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M S M M M S M S M S M S M Nl min S S Nm3 h S 15s S Nm s 15s S Nm3 15s S Nm3 15s C 15s M M M M M M M S M S M S M S M S S M S M S M...

Страница 26: ...2 Pin2 as input for external reset signal Configure Setting OU2 InD SP2 rP2 Switching point or reset point Upper lower limit values for flow or temperature SP2 and rP2 are only active if OU2 Hno Hnc F...

Страница 27: ...1 Programming Every parameter setting requires 3 steps Select parameter adjust value confirm Press the Mode Enter key until the desired parameter appears in the display Press the Set key and hold it...

Страница 28: ...layed Shortly press Set The first parameter of the submenu is displayed HI Locking unlocking To avoid unintended incorrect entries the device can be locked electronically Delivery condition unlocked M...

Страница 29: ...mally closed SP1 Select and set value where the output will switch rP1 Select and set value where the output will switch back 8 2 1 2 Configure limit value monitoring with OUT2 Uni Select and define m...

Страница 30: ...through impulse output OU1 ImP Select and set ImPS Select and set flow rate where 1 impulse is provided 8 2 6 p 36 ImPR YES Select and set Impulse repetition is active Output 1 always gives a countin...

Страница 31: ...layed then briefly press Mode Enter 8 2 2 4 Deactivate counter reset rTo OFF Select and set The counter is only reset after overflow factory setting Overflow After the maximum value 9 999 999Nm the co...

Страница 32: ...normally open Fnc Window function normally closed SP2 Select and set value where output switches rP2 Select and set value where output switches back 8 2 3 2 Configure analog value for temperature SEL...

Страница 33: ...obtained 8 2 4 2 Configure standard display SELd Select and define standard measuring unit FLOW Display shows current flow rate value in standard measuring unit TOTL Display shows current counter rea...

Страница 34: ...s to the upper limit value 22mA OFF Output 2 is switched OFF in the case of a fault the analog signal goes to the lower limit value 3 5mA OU Output 2 operates irrespective of the error case as defined...

Страница 35: ...sired standard temperature Setting range 0 25 C in steps of 1 C 8 2 4 7 Set low flow cut off LFC Select and set limit value Setting range 0 1 0 8 Nm h in steps of 0 1 Nm h 8 2 5 Service functions 8 2...

Страница 36: ...S Select Set Press and hold until is displayed Shortly press Mode Enter It is reasonable to note the own settings in this table before executing the function 8 2 6 Impulse setting ImPS Impulse setting...

Страница 37: ...g 8 2 7 Hysteresis function Hysteresis The hysteresis keeps the switching condition of the output stable if the throughput varies around the setpoint If the flow rate increases the output switches on...

Страница 38: ...tput signal is 20mA Minimum distance between ASP and AEP 25 of the measuring range end value Measuring range scaled Factory setting MEW measuring range end value In the adjusted measuring range the ou...

Страница 39: ...or in the sensing element The relevant output is deactivated as long as the short circuit continues NOTES These messages are also displayed with deactivated display 9 2 Sensor cleaning A sensor cleani...

Страница 40: ...e probe must be covered completely Switch on the ultrasonic bath for at least 2 minutes Afterwards clean the sensor probe with pure distilled water and let it air dry 9 3 Calibration Due to contaminat...

Страница 41: ...m 10 2 Replacement of O ring and sealing ring Keep the sealing areas clean from contaminations Remove sticky deposits from time to time In the case of leaks contact your supplier CAUTION Risk of fluid...

Страница 42: ...42 NOTES...

Страница 43: ...new instrument technology in a pressureless system or without production loss by drilling under pressure userSEMINAR Employee introduction for compressed air efficiency as local inhouse training user...

Страница 44: ...sales matters 49 0 561 506 309 73 Your direct connection to our experts Save half of the costs Ensure availability Increase quality info postberg com T 49 0 561 50 63 09 70 F 49 0 561 50 63 09 71 Post...

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