Operating instructions Compressed air meter
Contents
1. 9 5 1 Select SEL2 and set FLOW Select OU2 and set the switching function Hno hysteresis function NO Hnc hysteresis function NC Fno window function NO Fnc window function NC Select SP2 and set the value at which the output switches Select rP2 and set the value at which the output switches back 18 9 3 3 Setting the analogue value for volumetric flow gt Select Uni and set the unit of measurement 9 5 1 gt Select SEL2 and set FLOW gt Select OU2 and set the function I current signal proportional to volumetric flow 4 20 mA gt Select ASP and set the value at which the minimum value is provided gt Select AEP and set the value at which the maximum value is provided 9 4 Settings for consumed quantity monitoring 9 4 1 Settings for quantity monitoring via pulse output gt Select OU1 and set ImP gt Select ImPS and set the volumetric flow quantity at which 1 pulse is provided 9 7 gt Select ImPR and set YES gt Pulse repetition is active Output 1 provides a counting pulse each time the value set in ImPS is reached 9 4 2 Settings for quantity monitoring via the preset counter gt Select OU1 and set ImP gt Select ImPS and set the volumetric flow quantity at which output 1 switches 9 7 gt Select ImPR and set no gt Pulse repetition is not active The output switches ON if the value set in ImPS is re2. Setting range 0 25 C in steps of 1 C 9 6 7 Setting of the low flow cut off gt Select LFC and set the limit value Setting range 0 1 0 8 Nm h in steps of 0 1 Nm h 9 7 Service functions 9 7 1 Reading of the min max values for the volumetric flow gt Select HI or LO briefly press Set HI maximum value LO minimum value Delete memory gt Select HI or LO gt Press Set and keep it pressed until is displayed gt Press Mode Enter briefly It makes sense to delete the memories as soon as the unit operates under normal operating conditions for the first time 9 7 2 Reset of all parameters to factory setting gt Select rES gt Press Set and keep it pressed until is displayed gt Press Mode Enter briefly For the factory settings please refer to the end of these instructions 12 Factory setting We recommend taking down your own settings in that table before carrying out a reset After reset to factory setting the value of the memory is set at zero 9 8 Setting of the preset counter the pulse value ImPS The unit has 7 setting ranges Display Step increment Setting range oloo 5191519 0 001Nm 0 001 9 999 Nm 101 0101 9 9 919 0 01 Nm 10 00 99 99 Nm Toa CATA ow wooo Pe aa as ve on 4 22 Tao TELA owe on 6 446 FT0To1 0 9191919 100Nm3 100 000 999 900 Nm moo Como sogo Setting oper
3. 1 Output current in mA 2 Operating area 3 Measuring range 4 Range between analogue start point and analogue end point 5 Error message Err is displayed 6 Final value of the measuring range VMR 8 7 Error message OL is displayed overload 8 Analogue end point AEP determines at which measured value the output signal is 20 mA 9 Curve of the analogue signal with shifted analogue start point 10 Curve of the analogue signal at factory setting 11 Analogue start point ASP determines at which measured value the output signal is 4 mA 12 Error message UL is displayed underload 13 Error message Err is displayed Minimum distance between ASP and AEP 25 of the final value of the measuring range 4 7 Setting of the standard conditions of the volume flow The unit is adjusted to a standard volume flow to DIN ISO 2533 i e volume flow at 1013 hPa 15 C and 0 relative air humidity The unit can be set to different standard conditions e Via the menu item rEF P the standard pressure is set which serves as a refer ence for the measured and display values for volumetric flow 9 5 5 e Via the menu item rEF T the standard temperature is set which serves as a reference for the measured and display values for volumetric flow 9 5 6 4 8 Low flow cut off LFC With this function small volumetric flow quantities can be suppressed 9 5 7 Flows below the LFC value have no effect on
4. s LED 4 green current consumed quantity since the last reset in standard cubic metres Nm LED 4 green flashing consumed quantity before the last reset in standard cubic metres Nm LED 4 green and 6 green current consumed quantity since the last reset in standard cubic metres values gt 9999 are displayed using the 10 exponential notation LED 4 green and 6 green flashing consumed quantity before the last reset in 10 standard cubic metres values gt 9999 are displayed using the 10 exponential notation LED 5 green current medium temperature in C LED 7 yellow switching status of the corresponding output LED indicates the input status also with an active external reset LED 8 yellow switching status of the corresponding output 9 Alphanumeric display 4 digits Indication of the current volumetric flow quantity if Uni Lmin or nm3h and SELd FLOW is set Indication of the current flow velocity if Uni nmS and SELd FLOW is set Indication of the meter reading if SELd TOTL is set Indication of the current medium temperature if SELd TEMP is set Indication of the parameters and parameter values 10 Mode Enter button Selection of the parameters and acknowledgement of the parameter values 11 Set button Setting of the parameter values scrolling by holding pressed incremental by pressing briefly Change
5. volumetric flow value meter reading or medium temperature Standard unit of measurement for evaluation by OUT2 SEL2 limit value signal or analogue signal for volumetric flow limit value signal or analogue signal for temperature Standard pressure to which the measured and display values for volumetric flow refer EFT Standard temperature to which the measured and display values for volumet ric flow refer Low flow cut off Restore factory settings 15 OU1 9 Parameter setting Parameters can be set before installation and set up of the unit or during opera tion If you change parameters during operation this will influence the function gt Ensure that there will be no malfunctions in your plant During parameter setting the unit remains in the operating mode It continues to monitor with the existing parameter until the parameter setting has been com pleted 9 1 IO Link 9 1 1 General information This unit has an IO Link communication interface which requires an O Link capa ble module IO Link master for operation The IO Link interface enables direct access to the process and diagnostic data and provides the possibility to set the parameters of the unit during operation In addition communication is possible via a point to point connection with a USB adapter cable You will find more detailed information about IO Link at www ifm com gb io link 9 1 2 Device specific information You will find th
6. Cf 11 2014 80004727 00 ifm electronic Operating instructions Compressed air meter efeckorao0o0 SD6050 Contents E WMO i EE A GANA MAN 4 MA Jae SC AA A 4 PAG ALA AA EE 4 3 Functions and features anan nananana 4 UNO NAA AA AA NAA AA ee ee eee 5 4 1 Processing of the measured SIQnals sscecsssessssscssssssssesseeseseesseeeeees 5 4 2 Volumetric flow MONO NG 2aca scatnce ataccnaisecsasncetorcteatacsnnsceasaseetacsstetsscaneuecuesiats 5 4 3 Consumed quantity monitoring totalizer function cecseeeeeseseeeeeeeeeeeeees 6 4 3 1 Consumed quantity monitoring with pulse output aaa 6 4 3 2 Consumed quantity monitoring with preset counter 6 4 4 Temperature monitoring X nanaman 7 4 5 Volumetric flow or temperature monitoring switching function 7 4 5 1 Hysteresis function naaasar 7 A 5 2 Window TUNGILON cesis eein eea EAE NEEE EEEE 8 4 6 Volumetric flow or temperature monitoring analogue function 8 4 7 Setting of the standard conditions of the volume flOW cceeeeceseeeteeeees 9 ko LOWIIONCULON LFG amma 9 a ON eean rece peadetesddaaee sh eceeaceascereenoes 10 5 1 Installation location 10 5 2 Installation conditions 10 9 Stall AMON AL AA TA RN 11 34 Installation iN PIPES sesiis e EEE EA REEERE EERE AEE Ra ETEEN 11 6 Electrical connecti
7. ached It remains set until the counter is reset 9 4 3 Settings for program controlled counter reset gt Select rTo and continue with a or b a Reset the counter manually gt Press Set until rES T is displayed then briefly press Mode Enter b Enter the value for time controlled reset gt Press Set until the requested value is displayed intervals from 1 hour to 8 weeks then briefly press Mode Enter gt Press Set until rES T is displayed then briefly press Mode Enter 9 4 4 Deactivation of the counter reset gt Select rTo and set OFF The meter is only reset after overflow fac tory setting Overflow After the maximum value 9 999 999 Nm the counter is reset to 0 19 9 4 5 Counter reset using an external signal gt Select OU2 and InD gt Select Din2 and set the reset signal HIGH reset for high signal LOW reset for low signal EDG reset for rising edge EDG reset for falling edge LED 7 5 7 Operating and display elements indicates the input status also with an active external reset 9 5 Settings for temperature monitoring 9 5 1 Settings for limit value monitoring with OUT2 gt Select SEL2 and set TEMP gt Select OU2 and set the switching function Hno hysteresis function NO Hnc hysteresis function NC Fno window function NO Fnc window function NC gt Select SP2 and set the value at which the outp
8. ation gt Set 0 1 to IMP 9 3 2 gt Press Mode Enter until ImPS is displayed gt Press Set and keep it pressed gt The current numerical value flashes for 5 s then one of the 4 digits becomes UK active digit flashes can be changed gt Set the requested pulse value as shown in the following table gt First select the requested setting range 1 2 3 keep the set button pressed until the setting range has the requested value gt Then set the value from left first digit to right fourth digit gt Press Mode Enter briefly when all 4 digits are set As soon as the first digit flashes there are 3 options gt Briefly press The flashing digit increments 9 is followed by 0 1 2 etc Set 1 x SET pressed 1 x SET pressed 1 x SET pressed 1 x gt Press Set The flashing digit increments 9 is followed by 0 and the next digit on and keep it the left becomes active pressed 811 713 Set permanently pressed 8 1 9 3 Set kept pressed 8 1 1013 If digit 1 is increased this way the display changes to the next higher setting range 9 is followed by 10 the decimal point is moved one digit to the right or the LED display changes to the 10 exponential notation Set permanently pressed Set kept pressed 23 gt Wait 3s do The next digit on the right flashes becomes active not press any 18 112 13 button No button pressed after 3 s 8 112 13 afte
9. e IODDs necessary for the configuration of the O Link unit and detailed information about process data structure diagnostic information and parameter addresses at www ifm com gb io link 9 1 3 Parameter setting tools You will find all necessary information about the required IO Link hardware and software at www ifm com gb io link 9 2 General parameter setting 3 steps must be taken for each parameter setting Parameter selection gt Press Mode Enter until the re quested parameter is displayed 16 Setting of the parameter value gt Press Set and keep it pressed gt Current setting value of the param eter flashes for 5 s gt After 5 s setting value is changed incrementally by pressing the button once or continuously by keeping the button pressed Numerical values are incremented continuously For reducing the value let the dis play move to the maximum setting value Then the cycle starts again at the minimum setting value Acknowledgement of the parameter value gt Press Mode Enter briefly gt The parameter is displayed again The new setting value is stored Setting of other parameters gt Start again with step 1 Finishing the parameter setting gt Press Mode Enter several times until the current measured value is displayed or wait for 15 s from menu level 1 or 30 s from menu level 2 gt The unit returns to the operating mode e f S Loc is displayed when an attempt is mad
10. e to modify a parameter value either an IO Link communication is active temporary locking or the sensor is permanently locked via software This locking can only be removed via a parameter setting software e Change from menu level 1 to menu level 2 gt Press Mode Enter until EF is displayed gt Press Set briefly gt The first parameter of the submenu is displayed here HI e Locking unlocking The unit can be locked electronically to prevent unintentional settings 17 gt Make sure that the unit is in the normal operating mode gt Press Mode Enter Set for 10 s gt Loc is displayed For unlocking gt Press Mode Enter Set for 10 s gt uLoc is displayed When delivered unlocked e Timeout If no button is pressed for 15 s during parameter setting the unit returns to the operat ing mode with unchanged values 9 3 Settings for volumetric flow monitoring 9 3 1 Settings for limit value monitoring with OUT1 gt Select Uni and set the unit of measurement 9 5 1 gt Select OU1 and set the switching function Hno hysteresis function NO Hnc hysteresis function NC Fno window function NO Fnc window function NC gt Select SP1 and set the value at which the output switches gt Select rP1 and set the value at which the output switches off 9 3 2 Settings for limit value monitoring with OUT2 Select Uni and set the unit of measurement
11. ld up e f necessary clean them at regular intervals To do so use a suitable cleaning liquid e g alcoholic solution e Avoid mechanical damage to the measuring probes 11 Technical data and scale drawing Technical data and scale drawing at www ifm com Data sheet search Enter the article number 25 12 Factory setting Factory setting aerem 60 om a SCS ini Ca CU m8 U Um FOUI o FOUR w ooo ap More information at www ifm com 26
12. mPS quantity x ImPR no rTo OFF If the quantity x is reached during the time t output 1 switches and remains switched until the meter is reset via the digital input or rTo rED T 4 4 Temperature monitoring e A switching signal for temperature limit values can be provided on output 2 Switching functions 4 5 e An analogue signal which is proportional to the temperature 4 20 mA can be provided on output 2 Analogue functions 4 6 4 5 Volumetric flow or temperature monitoring switching function UK OUTx changes its switching status if it is above or below the set switching limits SPx rPx The following switching functions can be selected 4 5 1 Hysteresis function Normally open OUx Hno Normally closed OUx Hnc First the set point SPx is set then the reset point rPx with the requested difference When SPx is adjusted rPx is changed automatically the differ ence remains constant Example of volumetric flow monitoring HY hysteresis 4 5 2 Window function Normally open OUx Fno Normally closed OUx Fnc The width of the window can be set by means of the difference between SPx and rPx SPx upper value rPx lower value Example of volumetric flow monitoring FE window 4 6 Volumetric flow or temperature monitoring analogue function 30 20 0 100 120 130 Characteristics of the analogue output to the standard IEC 60947 5 7
13. nasasas 26 1815 8 0 NCIC ACN AA 26 10 4 General operating conditions aaa 26 11 Technical data and scale drawing 1 1 maa 26 Te ACO SEUNG aa AYANG AA AGA AA 27 1 Preliminary note 1 1 Symbols used gt gt Instruction Reaction result Designation of pushbuttons buttons or indications Cross reference Important note Non compliance can result in malfunction or interference Information Supplementary note 2 3 Safety instructions Please read this document prior to set up of the unit Ensure that the product is suitable for your application without any restrictions If the operating instructions or the technical data are not adhered to personal injury and or damage to property can occur Ensure before mounting the components into or removing them from the compressed air system that the installation is at a standstill and no pressure is applied Improper or non intended use may lead to malfunctions of the unit or to un wanted effects in your application That is why installation electrical connec tion set up operation and maintenance of the unit must only be carried out by qualified personnel authorised by the machine operator In order to guarantee the correct condition of the device for the operating time the device must only be used in media to which the wetted parts are sufficiently resistant Technical data The responsibility whethe
14. of the display unit in the normal operating mode Run mode 8 Menu 8 1 Menu structure HI TSS W c 1 Fou Se OFF v M W rig W Co SH FLOW T5 Fu Mode Enter Set Nm current meter reading in Nm Nm stored meter reading in Nm e The parameter values displayed in the form of numbers are factory settings or random examples 14 8 2 Explanation of the menu SP rP1 Upper lower limit value for volumetric flow Pulse repetition active pulse output or not active ImPR k preset counter function Output function for OUT1 volumetric flow or consumed quantity Switching signal for the limit values hysteresis function or window function either normally open or normally closed Pulse or switching signal for quantity meter Output function for OUT2 volumetric flow or temperature Switching signal for the limit values hysteresis function or window function either normally open or normally closed OU2 Analogue signal 4 20 mA I As an alternative configure OUT2 Pin2 as input for external reset signal setting OU2 InD ASP AEP FOU2 Behaviour of output 2 in case of an internal fault Measured value damping damping constant in seconds Counter reset manual reset time controlled reset Update rate and orientation of the display Standard unit of measurement for volumetric flow NI min Nm h or Nm s SELd Standard measuring unit of the display
15. on X aanak 12 7 Operating and display elements maam 13 E E O E EEE AA 14 SAR MU SM MN AA NOR 14 8 2 Explanation of the menu naam 15 9 Parameter setting a AADAAN NAAN AAA 16 He CA sa demncetassaene S 16 9 1 1 General information cccccccccccsecsssscececssssesssssessesecsessssssessssesaseees 16 9 1 2 Device specific information aa naauaana 16 9 1 3 Farameter setting TOONS sisssscsndatnanselansbalvatnewnuicnaiaceiuntavansdiatasesniaatiades 16 9 2 General parameter Setting cccscsessscssessssssessssssssersssssersesssersesssersesaees 9 3 Settings for volumetric flow monitoring llana nanaanananasaananasasaanasasaas 9 3 1 Settings for limit value monitoring with OUT1 ccceeeeseeseeeeeeees 9 3 2 Settings for limit value monitoring With OUT2 cccesseeeeeeeeees 9 3 3 Setting the analogue value for volumetric flOW c ccccseeeteeeteees 9 4 Settings for consumed quantity monitoring u s nanannanaasasasaasasass 9 4 1 Settings for quantity monitoring via pulse OUtPU cece 9 4 2 Settings for quantity monitoring via the preset counter 9 4 3 Settings for program controlled counter reset cccseceeseeseeeeeeees 9 4 4 Deactivation of the counter reSet cccsecssssssssssssessscsseressssereeees 9 4 5 Counter reset using an external signal cccccecssseessseseeesseseteeeees 9 5 Settings for temperature monit
16. oring ccessessessssesssetsessesssessessseseesaees 9 5 1 Settings for limit value monitoring With OUT2 ccceeseeseeeeeeees 9 5 2 Setting the analogue value for temperature cccccssceeeeteeeeeeees 9 6 User settings ODUOMA aie sacsidsicascectusnstnsnatassssicexscasearatadedensaesctsiaeardatasencies 9 6 1 Setting of the standard unit of measurement for volumetric flow 9 6 2 Configuration of the standard display c ccccsecsecsetscsssesseteeeeeeees 9 6 3 Setting of measured value CAMPING c cecccsecsseseeteesssesseseeeeeees 9 6 4 Setting of the error behaviour of the outputs ce ceeeeeeeteeeeeeees 9 6 5 Setting of the standard pressure to which the measured and display values for volumetric flow refer aaa 21 9 6 6 Setting of the standard temperature to which the measured and dis play values for volumetric flow refer ananaananaanaaaananasaananasaananaaas 22 9 6 7 Setting of the low flow Cut Off ceessssssesssessesssssessersssssersesssereees 22 NESE MAR eee E E ene ere ners E eran Ne ee ere 22 9 7 1 Reading of the min max values for the volumetric flow 22 9 7 2 Reset of all parameters to factory setting cccccsstesseteeesseeeeeees 22 9 8 Setting of the preset counter the pulse value IMPS 22 10 OCEAN Nasaan ba AASA 25 10 1 Reading of set parameters aa 26 10 2 Changing the display unit in the Run mode a nananasaanananasna
17. r 3 s 8 1 2 13 after 3s 8 11 2 3 If the 4th digit flashes for 3 s without being changed digit 1 becomes active again if it has a value gt 0 after 3 s 8 112 13 If digit 1 has the value 0 the display changes to the next lower set ting range the decimal point is moved one digit to the left or the LED display changes to the 10 exponential notation 0 1112 after 3 s 1 2 3 0 Next change digit 4 or wait 3 s and set digit 1 after 3 s 1 2 3 0 e Numbers highlighted grey e g 1 flashing digit e if Set is pressed continuously the display moves through all ranges after the end value it jumps back to the start value After this release Set briefly and start the setting again 10 Operation Correct operation and compliance with the measurement accuracy can only be ensured if the environmental conditions specified in the technical data 11 are adhered to Ensure that the maximum pressure range measuring range and permitted operating temperature are not exceeded After power on and expiry of the power on delay time approx 1 s the unit is in the Run mode normal operating mode It carries out its measurement and eval uation functions and generates output signals according to the set parameters e Operation indication chapter 7 Operating and display elements During the power on delay time the outputs are switched as programmed ON for NO function Hno Fno OFF for NC func
18. r the measurement devices are suitable for the respective application lies with the operator The manufacturer assumes no liability for consequences of misuse by the operator Improper installation and use of the devices result in a loss of the warranty claims Functions and features The unit monitors the standard volume flow of compressed air in industrial use 4 It detects the 4 process categories flow velocity volumetric flow quantity con sumed quantity medium temperature Applications compressed air systems in industrial use All indications apply for standard volume flow to DIN ISO 2533 i e volume flow at 1013 hPa 15 C and 0 relative air humidity The unit can be set to different standard conditions 9 5 5 and 9 5 6 The general operating conditions of compressed air equipment apply Pressure Equipment Directive PED Devices with a measuring section comply with art 3 sec 3 of the Directive 97 23 EC and are designed and manufac tured for stable gases of the fluid group 2 in accordance with sound engineer ing practice 4 Function 4 1 Processing of the measured signals The unit displays the current process values It generates 2 output signals according to the parameter setting OUT1 4 selection options Switching signal for volumetric flow limit value 1 11 1 1na 9 2 1 or switching signal for flow velocity limit value seeeseseeseseeteeeees 9 2 1 or pulse sequence for quan
19. set e The current meter reading can be displayed e In addition the value before the last reset is stored This value can also be displayed The meter saves the totalled consumed quantity every 10 minutes After a power failure this value is available as the current meter reading If a time controlled reset is set the elapsed time of the set reset interval is also stored So the possible data loss can be maximum 10 minutes e Overflow After the maximum value 9 999 999 Nm the meter is reset to 0 The meter can be reset as follows e Manual reset 9 3 3 e Time controlled automatic reset 9 3 3 e External input signal on pin 2 9 3 5 4 3 1 Consumed quantity monitoring with pulse output Output 1 provides a counting pulse each time the value set in ImPS is reached gt 9 3 1 4 3 2 Consumed quantity monitoring with preset counter 2 types of monitoring are possible e Time dependent quantity monitoring Settings ImPS quantity X ImPR no rTo time t If the quantity x is reached during the time t output 1 switches and remains switched until the meter is reset via the digital input or rTo rED T In this case the time controlled totalizer reset is not carried out if ImPS quantity X exceeded If the quantity x is not reached during the time t the meter is automatically reset and counting starts again output 1 does not switch e Quantity monitoring not time dependent Settings I
20. the display and output signals Example For LFC 0 5 volumetric flow quantities below 0 5 Nm3 h are sup pressed 5 Installation The rules and regulations for the installation and operation of compressed air equipment must be observed 5 1 Installation location e Behind the cold dryer near the load e f compressed air is fed into the main pipe through parallel pipes the unit should be mounted in the main pipe e Installation after the maintenance unit is also possible if oil is used for the loads the units must be mounted before the oiler 5 2 Installation conditions To achieve the specified measurement accuracy the following installation condi tions must be adhered to defined inlet and outlet pipe lengths defined flow cross section area fixed installation depth and correct positioning of the measuring elements In case of disturbances on the inflow side additional calming sections B are recommended changes to the pipe diameter B 5 x pipe diameter 90 elbow B 5 x pipe diameter two 90 elbows two planes 15 x pipe diameter two 90 elbows one plane B 10 x pipe diameter B 10 5 3 Installation position e Permitted installation positions pipe vertical any unit position fig 1 2 pipe horizontal unit vertical fig 3 4 unit on side pipe left fig 5 e Avoid the installation position in fig 6 unit on side pipe right If the flow rate is low the specified measurement acc
21. tion Hnc Fnc e f output 2 is configured as analogue output the output signal is at the final value of the measuring range during the power on delay time 24 10 1 Reading of set parameters gt Press Mode Enter until the requested parameter is displayed gt Press Set briefly gt The unit displays the corresponding parameter value After about 15 s from menu level 1 or 30 s from menu level 2 it again displays the parameter then it returns to the Run mode 10 2 Changing the display unit in the Run mode gt Press Set briefly in the Run mode Press the pushbutton to move to the next display unit gt The unit displays the current measured value in the selected display for approx 15 s the corresponding LED is lit 10 3 Error indications SC1 Short circuit in OUT1 SC2 Short circuit in OUT2 SC Short circuit in both outputs Measured value gt 120 of the final value of the measuring range Measured value lt 20 of the final value of the measuring range temperature Flashing error in the measuring probe or measured value gt 130 of the final value of the measuring range The output concerned is switched off as long as the short circuit exists These messages are displayed even if the display is switched off 10 4 General operating conditions The unit is maintenance free for media which do not stick to the measuring probes e From time to time check the measuring probes visually for bui
22. tity meter c cscsessssssesssssessssseeeees 9 3 1 or switching signal for preset counter 9 3 2 OUT2 6 selection options Switching signal for volumetric flow limit value 1 1 maana 9 2 2 or switching signal for flow velocity limit value eeeseetseeeeeeees 9 2 2 or switching signal for temperature limit value c cece 9 4 1 or analogue signal for volumetric flow quantity ccccseeeseeeeeees 9 2 3 Or analogue signal for flow velocity mana nananaanananawaanananasasaswasa 9 2 3 Or analogue Signal for temperature c ce ceeseeetseseteesetsseeeeseeeeees 9 4 2 Instead of an output OUT2 Pin2 can be used as an input for an external reset signal cccesssssesescsssssssssessessssseesssssesersaseres 9 3 5 4 2 Volumetric flow monitoring The flow is monitored by a calorimetric measuring system the measured signals are evaluated by the electronics e 2 switching signals for volumetric flow limit values can be provided output 1 and output 2 Switching functions 4 5 e An analogue signal which is proportional to the volumetric flow 4 20 mA can be provided on output 2 Analogue functions 4 6 4 3 Consumed quantity monitoring totalizer function The unit has an internal quantity meter which continuously totals the volumetric flow quantity The sum corresponds to the current consumed quantity since the last re
23. uracy cannot be adhered to ce 5 4 Installation in pipes gt Fit the unit in the pipe in accordance with the flow direction arrow on the unit and tighten 6 Electrical connection The unit must be connected by a qualified electrician The national and international regulations for the installation of electrical equipment must be adhered to Voltage supply according to EN 50178 SELV PELV gt Disconnect power gt Connect the unit as follows BK black BN brown BU blue WH white Colours to DIN EN 60947 5 6 Sample circuits 2 x positive switching 1 x positive switching 1 x analogue 1 BN 1 BN Lt 2 WH e Switching signal limit values for volumetric flow e Pulse signal 1 pulse every time the defined volumetric flow quantity is reached e Switching signal quantity meter reached preset value e 10 Link e Switching signal limit values for volumetric flow e Switching signal limit values for temperature Analogue signal for volumetric flow quantity e Analogue signal for temperature Input for external reset signal InD 12 7 Operating and display elements AAE o Z N Mode Enter Set _ to 8 Indicator LEDs LED 1 green current volumetric flow in standard litres minute NI min LED 2 green current volumetric flow in standard cubic metres hour Nm3 h LED 3 green current flow velocity in standard metres second Nm
24. ut switches gt Select rP2 and set the value at which the output switches back 9 5 2 Setting the analogue value for temperature gt Select SEL2 and set TEMP gt Select OU2 and set the function I temperature proportional current signal 4 20 mA gt Select ASP and set the value at which the minimum value is provided gt Select AEP and set the value at which the maximum value is provided 9 6 User settings optional 9 6 1 Setting of the standard unit of measurement for volumetric flow gt Select Uni and set the unit of measurement Lmin volumetric flow quantity in standard litres minute nm3h volumetric flow quantity in standard cubic metres hour nmS current flow velocity in standard metres second The setting only has an effect on the volumetric flow value 20 9 6 2 Configuration of the standard display gt Select SELd and determine the standard measuring unit FLOW the current volumetric flow value in the standard unit of measurement is displayed TOTL the current meter reading in Nm or 1000 Nm is displayed TEMP the current medium temperature in C is displayed gt Select diS and set the update rate and orientation of the display d1 update of the measured values every 50 ms d2 update of the measured values every 200 ms d3 update of the measured values every 600 ms rd1 rd2 rd3 display as for d1 d2 d3 rotated b
25. y 180 OFF the display is switched off in the operating mode when press ing the button the process value is displayed for 15 s 9 6 3 Setting of measured value damping gt Select JAP and set the damping constant in seconds t value 63 JAP 9 6 4 Setting of the error behaviour of the outputs gt Select FOU1 and set the value On output 1 switches ON in case of a fault OFF output 1 switches OFF in case of a fault gt For both values ON and OFF the counter stops counting in case of a fault OU output 1 switches irrespective of the error as defined with the parameters gt Select FOU2 and set the value On output 2 switches ON in case of a fault the analogue signal goes to the upper end stop value 22 mA OFF output 2 switches OFF in case of a fault the analogue signal goes to the lower end stop value 3 5 mA OU output 2 switches irrespective of the error as defined with the parameters The curve of the analogue signal corresponds to IEC60947 5 7 diagram in 4 6 9 6 5 Setting of the standard pressure to which the measured and display values for volumetric flow refer gt Select rEF P and set the requested standard pressure r Setting range 950 1050 hPa in steps of 1 hPa 21 9 6 6 Setting of the standard temperature to which the measured and dis play values for volumetric flow refer gt Select rEF T and set the requested standard temperature
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