CMS Series SUS/SUS316 Gas Mass Flowmeters User's Manual
Contents
1. 24 B Integration 24 B Resetting the count for integrated flow integrated flow countdown 24 B Event standby 24 B Event ON delay 25 B Flowrate zero calibration 25 Oo Chapter 5 TROUBLESHOOTING B Remedying problems Chapter 6 SPECIFICATIONS B General specifications B External dimensions B Pressureloss eeen RR RRRRIRRRRRRRRRRRRRRRIIh Device behavior if the flow rate greatly exceeds the flow rate range Conventions Used in This Manual The following conventions are used in this manual 1 Handling Precautions Handling precautions indicate items that the user should pay attention to when handling a CMS Series flowmeter Notes indicate information that might benefit the user CF This indicates the item or page that the user is requested to refer to oF DN This font is used to indicate output on the 7 segment display MODE key This indicates keys on the control panel vi Chapter 1 B Introduction B Features INTRODUCTION CMS Gas Mass Flowmeters models 9500 0002 0005 0022. Mounting bracket Connector Hirose Electric Co Ltd DF11 10DP 2DS 96 1 Connecting screw 2 Rc 1 2 2 M4 mounting screw depth 8 e 6 of 8 To 9 3 80 0 3 SUS316 model CMS9500 0002 0005 0020 0050 Unit mm Harness with dedicated connector EE J j _ gt Mounting bracket lE Connector Hirose Electric Co Ltd DF11 10DP 2DS 9 16 18 UNF connection 2 M4 mounting screw depth 5 e o E 2 1 4 Swagelok joint SS 400 1 6STSC11 Applicable pipe Outer dia 1 4 Material SUS316 2 1 4 VCR joint Optional Parts sold separately SS 4 VCR 1 00032SC1 1 Harness with dedicated connector Model No 81446594 138 8 Material SUS316 Mounting bracket Model No 81446628 001 1 4 VCR connection type 35 Chapter 6 SPECIFICATIONS SUS316 model CMS0200 Unit mm Harness with dedicated connector Mounting bracket Connector Hirose Electric Co Ltd DF11 10DP 2DS m 34 18 UN A 4 M4 mounting screw depth 6 hu 0 ej er VA 148 6 Rc1 2 connection type 48 0 3 2 1 2 Swagelok joint SS 810 1 8STSC11 Applicable pipe Outer dia 1 2
3. 38 Chapter 6 SPECIFICATIONS Mounting bracket 81446628 001 for CMS9500 0002 0005 0020 0050 Material SUS304 Unit mm Mounting hole for SUS model A 4 locations Mounting hole for resin model B 2 locations sou ep sve Mounting bracket 81446721 001 for CMS0200 Material SUS304 6 5 Unit mm A 4 locations 45 Se o Mounting bracket 81446856 001 for CMS0500 Material SUS304 Unit mm 6 5 A 4 locations 5 5 Cd O 39 Chapter 6 SPECIFICATIONS B Pressure loss 40 The graphs below are based on data for air The values for gases other than air can be obtained by multiplying by the specific gravities shown in the table below Specific gravity with air as 1 0 Example For the CMS9500 with a primary pressure of 100 kPa and a flow rate of 500mL min the pressure loss for argon is calculated as follows From the graph for CMS9500 you know that the pressure loss is about 4 3Pa when the primary pressure is 100 kPa and the flow rate is 500mL min Multiply this value by 1 38 the specific gravity of argon and the result is 4 3 x 1 38 2 5 934 Pa CMS9500 Primary pressure 0 5kPa 100kPa 500kPa 700kPa Pressure loss Pa Flow rate mL
4. Material SUS316 anata Corin 2 3 8 VCR joint SS 8 VCR 1 8STSC11 or equivalent Material SUS316 161 6 3 8 VCR connection type Optional Parts sold separately Harness with dedicated connector Model No 81446594 Mounting bracket Model No 81446721 001 36 Chapter 6 SPECIFICATIONS SUS316 model CMS0500 Unit mm Harness with dedicated connector gue Connector Hirose Electric Co Ltd DF11 10DP 2DS 3 4 16 UNF connection type standard 2 Rc1 2 joint 148 6 Rc1 2 connection type 2 1 2 Swagelok joint SS 810 1 8STSC11 Applicable pipe Outer dia 1 2 Material SUS316 2 3 8 VCR joint SS 8 VCR 1 8STSC11 or equivalent 161 6 Material SUS316 3 8 VCR connection type Optional Parts sold separately Harness with dedicated connector Model No 81446594 Mounting bracket Model No 81446856 001 37 Chapter 6 SPECIFICATIONS Harness with dedicated connector 81446594 81446594 005 006 0 006 50007 81446594 007 008 10 ei AC adapter o Yamatake Corporation 81446957 001 Note The 81446594 030 AC adapter connection harness is necessary when supplying AC power to the CMS 81446594 030 AC adapter connection harness 20 200 o M AC adapter connection
5. No CP SP 1189E CMS Series SUS SUS316 Gas Mass Flowmeters CMS9500 0002 0005 0020 0050 0200 0500 User s Manual Thank you for purchasing a CMS Series flowmeter This manual contains information for ensuring correct use of the CMS Series It also provides necessary information for installation maintenance and trou bleshooting This manual should be read by those who design and maintain devices that use the CMS Series Be sure to keep this manual nearby for handy reference Yamatake Corporation RESTRICTIONS ON USE This product has been designed developed and manufactured for general purpose application in machinery and equipment Accordingly when used in applications outlined below special care should be taken to implement a fail safe and or redundant design concept as well as a periodic maintenance program e Safety devices for plant worker protection Start stop control devices for transportation and material handling machines Aeronautical aerospace machines Control devices for nuclear reactors Never use this product in applications where human safety may be put at risk NOTICE Be sure that the user receives this manual before the product is used Copying or duplicating this user s manual in part or in whole is forbid den The information and specifications in this manual are subject to change without notice Considerable effort has been made to ensure that this manual is free f
6. CMS9500 0002 0005 0020 0050 4 5 x e 48 CMS0200 4 5 x N N 48 CMS0500 5 5 11 Chapter 3 MOUNTING WIRING 2 Using the dedicated mounting bracket optional fasten it from the front using four screws Mounting bracket model number for CMS9500 0002 0005 0020 0050 81446628 001 for CMS0200 81446721 001 for CMS0500 81446856 001 Hole dimensions when mounting bracket is used Unit mm CMS9500 0002 0005 0020 0050 4 5 CMS0200 45 Lo 78 CMS0500 63 12 Chapter 3 MOUNTING WIRING B Wiring NCAUTION When using a relay as the contact for integrated count reset input use a relay designed for low current with gold contacts Otherwise poor contact may cause faulty operation If there is a risk of a power surge caused by lightning use Yamatake Corporation s SurgeNon to prevent possible fire or equipment failure Be sure to check that the wiring is correct before turning the power on Incorrect wiring could cause damage or faulty operation We recommend using a harness sold separately with a dedicated connector Connector pin layout 1 9 CI a O CI a View of connector end OCOC 2 10 Mating connector DF11 10DS 2C made by Hirose Electric Co Ltd Harness with dedicated 81446594 005 Harness 2m for model without communications connector plain wire termination One harness is required for 81446594 006 Harness 5m for model without communica
7. COs natural gas 13A LNG base 2 100 methane 100 propane and 100 butane The gas must be a dry gas which does not contain any corrosive component chlorine sulfur acid etc It also must be a clean gas which does not contain dust or oil mist L min standard refers to the flow rate after conversion to 20 C 101 325kPa 1 atmosphere at 20 101 325kPa Natural gas 13A 400 mL min 1 5 L min 4 5 L min 46MJ 2 Natural gas 13A 400 mL min 1 5 L min 4 5 L min 45MJ Measurement accuracy 5 X 100mL min 0 02 lt x lt 0 4L min 0 05 x x 1L min at 23 C 101 325kPa 1 FS 1 digit 1 FS 1 digit 196 FS x 1 digit X is the measured flowrate gt 100 x x lt 500mL min 0 4 lt X x 2L min 1 lt lt 5L min 3 rdg 1 digit 3 rdg 1 digit 3 rdg 1 digit Temperature drift From 0 to 75 of flow rate range 0 10 FS C x 1 digit or less in 10 to 60 C range 6 From 75 to 100 of flow rate range 0 15 FS C 1 digit or less Pressure drift Applied pressure 0 1 FS 0 1 MPa 1 digit or less 0 25 FS 0 1 MPa 7 of 0 to 1 0 MPa 1 digit or less Negative applied 0 296 FS 0 01 MPa 1 digit or less pressure of 0 07 to 0 MPa Connection aperture SUS model Rc 1 4 Connection standard SUS316 model 9 16 18 UNF Rc 1 4 1 4 Swagelok 1 4 VCR select one suitable for the model No Body material SUS model SUS303 and SUS316 SUS316 model SUS316 Mounting position Horizontal mounting To
8. User specified Set up display resolution L min Output voltage V Gas type CMS0050 Maximum Output voltage Set up display Maximum resolution measurable flow rate L min L min 20 20 measurable flow rate L min Air nitrogen Argon Carbon dioxide 0 0 Output voltage 3 75 v 1 5 V CMS0200 Output voltage V CMS9500 CMS0002 Set up display resolution L min CMS0005 CMS0020 Set up display resolution L min 1 1 E GERE CNN NN RE Oxygen 2 Natural gas 13A Methane Propane Butane User specified 32 9 5 ee a END 25 25 O 850 5 o 40 0 4 ee 5 ee ae ee ee ee 102 0 12 375 5 128 125 5 V 5 5 2 5 5 4 5 1 4 1 2 0 0 Chapter 6 SPECIFICATIONS Gas type soso a Maximum Output voltage Set up display jaro flow rate resolution om Carbon dioxide a Users tu 5 1 2 9 st oy A aN RC 0 a lt The gas type conversion factor can be set from 0 100 to 8 000 The maximum measurable flow rate for each model is as follows CMS9500 500 mL min x gas type conversion factor CMS0002 2 L min x gas type conversion factor CMS0005 5 L min x gas type conversion factor CMS0020 20 L min x gas type conversion factor CMS0050 50 L min x gas type conversion factor CMS0200 200 L min x gas type conversion factor C MS0500 500 L min x gas type conversion factor Applies only to oxygen m
9. e f the device is mounted vertically mount it horizontally If it seems possible that the sensor s zero point has shifted try flow rate zero calibration page 25 Flow rate has deviated Check the piping for any gas leaks excessively Check the piping and connection ports for dirt oil or other foreign matter If oily contact Yamatake Corporation and ask for repair Check the wiring to make sure that it is correct Check if the flow rate is extremely unstable or greatly exceeds the measurement range The displayed value is lower Check if the gas contains foreign matter such as dust rust oil or water than expected If it seems that there is foreign matter in the flow meter contact Yamatake There should be no flow but the Corporation and ask for repair indicated flow rate is higher than Zero The indicated instantaneous Check the piping for any gas leaks and check if the gas flow has actually flow rate is zero but the stopped integrated flow counting up or Even if the instantaneous flow rate display is 0 a minute flow smaller than the counting down minimum display value of the flowmeter might be present For integrated measurements even a flow under the minimum display value is counted Set the low flow cutoff to prevent integrated flow countup or countdown Function setup page 19 26 27 Chapter 6 SPECIFICATIONS E General specifications Compatible gases 1 Air nitrogen argon oxygen carbon dioxide
10. S is selected make sure to specify 1 Gas contacting parts treated to be oil inhibiting under Optional function Be aware that use with oxygen is possible only for model numbers specially designated for oxy gen Basic model No SUS 316 model Chapter 1 INTRODUCTION Flow rate Model Material Connection Gas Out Optional function Appended Description range type method type put 11 2 3 4 No 9 TT UNF connection CMS0200 0500 3 4 16 UNF Rc fitting connection CMS0200 0500 Rc 1 2 CMS9500 0002 0005 0020 0050 Rc 1 4 Swl connection CMS0200 0500 1 2 Swagelok CMS9500 0002 0005 0020 0050 1 4 Swagelok VCR connection CMS0200 0500 3 8 VCR or equivalent CMS9500 0002 0005 0020 0050 1 4 VCR Oxygen 3 Output 0 to 5Vdc 1 to 5Vdc 4 to 20mA Without optional function Model with RS 485 communications function Without optional function Without oil inhibited treatment Gas contacting parts treated to be oil inhibiting Without optional function Inspection certificate provided Traceability certification provided Air nitrogen setting can be changed to standard supported gases 2 EE o L min standard and mL min standard indicate flow rates converted to 20 C 101 325kPa atmospheric pressure The factory setting is air nitrogen It can be changed to any of the gas types shown below When gas type is changed sometimes th
11. connecting joint manufacturer When purchasing a connecting joint use the following made by Swagelok Co Ltd 1 4 Swagelok SS 400 1 6STSC11 1 2 Swagelok SS 810 1 8STSC11 1 4 VCR SS 4 VCR 1 00032SC1 1 3 8 VCR SS 8 VCR 1 8STSC11 or equivalent 666600 Chapter 3 MOUNTING WIRING NCAUTION Do not remove the resin cover and disassemble pipe connections Doing so might cause malfunction When carrying or installing this device never hold it by the resin cover Doing so could damage the cover or the device could slip and fall causing an injury B Mounting Installation site Avoid mounting this device in the following locations e Where ambient temperature falls below 0 C or rises above 50 C e Where ambient humidity exceeds 90 RH e Locations subject to sudden changes in temperature and condensation e In corrosive or flammable gas atmospheres e Where there are large amounts of conductive substances e g dust salt or iron dust water droplets oil mist or organic solvents e Locations subject to vibration or shock e Locations subject to direct sunlight Locations splashed by water or rain e Locations subject to splashing by fluids e g oil chemicals e Locations subject to strong magnetic or electrical fields Chapter 3 MOUNTING WIRING Bi Pipes Precautions for piping installation Filter installation This device is a precision instrument If foreign matter such as dust oil mist or water ent
12. example on the left notifies the user that disassembly is prohibited amp White circles with a diagonal bar notify the user that specific actions are Filled in black circles instruct the user to carry out a specific obligatory action to prevent possible danger These icons graphically represent the actual action to be carried out The example on the left instructs the user to remove the plug from the outlet A WARNING If this device is used for a flammable gas mount it on the upstream side of the safety shutoff valve If somehow air or oxygen gets into the pipes and an explosive mixture is produced and if the sensor should make a spark due to lightning or some other reason the gas mixture in the pipes could explode Never allow a gas that is within explosive limits to enter this device Doing so could cause an explosion If a model designed for use with oxygen has been used for other gases do not use it again for oxygen Doing so could cause a serious accident ooo A model designed for some other gas must not be used for oxygen Such use could result in a serious accident NCAUTION Prevent foreign matter from entering the device If rust water droplets oil mist or dust in the pipes enters the device measurement or control error or damage to the device might occur If there is a possibility of foreign matter entering the device provide an upstream filter strainer or mist
13. listing CMS B S 1 are for oxygen use 5 Accuracy for air nitrogen and oxygen for oxygen model The standard temperature target temperature for calibration is 23 C 6 At 101 325kPa the amount of variation as compared with flow rate at 23 C 7 At 23 C the amount of variation as compared with flow rate at 101 325kPa 8 When the gas type conversion factor is set between 0 100 and 0 499 9 The 0 to 5V output can be scaled using the control panel keys If gas type selection function setup 08 is changed the measurable flow rate range changes as specified on page 32 Maximum measurable flow rate for each gas type However scaling according to the analog output scaling setting will be applied to the output regardless of what gas type is selected 31 Chapter 6 SPECIFICATIONS Maximum measurable flow rate for each gas type The output voltage columns show the output when the 0 5V analog output scaling is set for the maximum measurable flow rate Gas type Maximum measurable flow rate L min Maximum measurable flow rate mL min 500 500 250 Output voltage Set up display resolution V mL min 5 1 Air nitrogen Argon Carbon dioxide Oxygen 2 Natural gas 13A Methane Propane Butane User specified Gas type Maximum measurable flow rate L min Maximum measurable flow rate L min Air nitrogen 5 Argon Carbon dioxide Oxygen 2 Natural gas 13A Methane Propane Butane
14. main display alternately indi cates flow rate and LAY If the flow rate increases further the LH indication goes out and a flow rate lower than the actual flow rate is displayed Be careful because if the flow rate suddenly becomes excessive AH may not be displayed Display Flow rate Alternate display of Flow rate display display flow rate and AL Flow rate display A T Flow rate 20 of upper limit value Flow rate range e a Upper limit value 25 Chapter 5 TROUBLESHOOTING B Remedying problems Refer to the following table if a problem occurs Nothing on the display Make sure that power with the correct voltage and polarity is being supplied Make sure that connectors are correctly connected A is displayed The instantaneous flow rate has exceeded 120 of the measurement range Reduce the flow rate so that it is within range and normal operation will automatically resume Err is displayed Sensor error Make sure that gas is not flowing back or the gas flow direction is not reversed Make sure that an excess current is not flowing If the unit is not restored after turning the power OFF contact Yamatake Corporation and ask for repair Er r is displayed Memory data error Contact Yamatake Corporation and ask for repair Signal is output even though Check the piping for any gas leaks the flowrate should be zero Check the wiring to make sure that it is correct
15. tor function For details contact Yamatake Corporation Calibration for natural gas 13A is based on the two standard types described below gas type can be switched by control panel keys If the composition of your 13A is different contact Yamatake Corporation Gas type Calorific value Methane Ethane Propane Butane as used by Yamatake MJ m3 N 96 96 96 96 Flow rate ranges are for air This product has a gas type selection function which allows selection of the desired gas type using control panel keys See Maximum measurable flow rates for each gas type on page 32 Also the output scaling function allows the user to scale the 0 5V output using the keys Chapter 6 SPECIFICATIONS CMS0020 CMS0050 CMS0200 CMS0500 4 digit 7 segment LED selectable between instantaneous flow rate and integrated flow display 0 1 L min 0 05 L min 8 1 L min 0 5 L min 8 1 L min 0 1 L min 0 05 L min 8 1 L min 0 5 L min 8 1 L min 0 to 99999999 Data is written to memory every 10 minutes Integrated flow count or countdown can be reset by control panel key or external contact input Instantaneous flow rate display integrated flow display event 1 amp 2 display If 0 5 or 1 5Vdc is selected Allowable load resistance 250kQ min Even if the measurement range is exceeded output remains less than 6V If 4 20mAdc is selected Allowable load resistance 300Q max Even if the measurement range is exceeded output remains les
16. 0 0050 0200 and 0500 use the uF Micro Flow sensor as their sensing element The uF sensor is a thermal flow sensor made using proprietary technology Integrating this ultra minute mass flow sensor with high grade channel design technology has achieved high accuracy and high rangeability e Incorporates the uF sensor made possible by silicon micro machining and thin film technologies Measuring a mere 1 7mm square and 0 5mm thick the uF sen sor exhibits high sensitivity and quick response Since this device is a mass flowmeter it is not influenced by temperature or pres sure e Features a high accuracy of 3396 rdg varies depending on the model and a high rangeability of 100 1 Model Range of measurement CMS9500 5to 500 mL min standard CMS0002 0 02to2 L min standard CMS0005 0 05 to5 L min standard CMS0020 0 2to 20 L min standard CMS0050 0 5to 50 L min standard CMS0200 2to 200 L min standard CMS0500 5to 500 L min standard Models have extensive functions to suit a wide range of applications analog out put event output integrated flow integrated countdown display output scaling gas type selection totalizer pulse output external contact input for integrated count reset and flow rate data serial output Straight pipe sections are not required before and after this device in case of a same diameter pipe Rdg reading pertains to accuracy expressed as a percentage of the indicated value T
17. O to 2 L min Factory setting 0 to 5 L min Event output Number of outputs 2 Open collector absolute maximum ratings 30Vdc 50mA Totalizer pulse 100ms 10 output width Totalizer pulse 10 100 1000mL pulse 1 10 100L pulse output weight External input Number of inputs 1 dedicated to reset of integrated count Remote circuit Circuit type on other side No voltage contact or open collector type Contact OFF terminal voltage 4 5 x 1V Contact ON terminal current Approx 0 5mA current flowing to contact Allowable ON contact resistance 2500 max Allowable OFF contact resistance 100kQ min Allowable ON residual voltage 0 8V max open collector on other side Allowable OFF leakage current 5OHA max open collector on other side Gas type switching function Selection of air nitrogen argon carbon dioxide CO2 oxygen only gas type S models natural gas 13A 46MJ 100 methane 100 propane 100 butane and natural gas 13A 45MJ using the control panel keys Gas type setup function Gas type conversion factor between 0 100 and 8 000 can be set using the control panel keys Electrical connection Harness with a special connector optional Mating connector Hirose Electric Co DF 11 10DS 2C Standards compliance EN61326 1 1997 A1 1998 A2 2001 A3 2003 Mass Approx 800g 1 2 3 30 The flowmeter can also be used for some gases not listed in this table by means of the gas type conversion fac
18. ameters and the necessary function settings 21 Chapter 4 METHOD OF OPERATION CMS9500 function settings Event output 1 setting value amp Oto 9999 mL min Item 23 is Pf or be EV1 0 to 99999999 X 10mL Item Z3 is 23 or 4 Event output 2 setting value amp 0109999 mL min Item Z is EV1 hysteresis o 88 0 to 100 mL min H EV2 hysteresis o 88 0 to 100 mL min Item 2 is amp t EV1 ON delay 8 01to60 s Item 23 is amp t or Ooo el Fa P P05 6 FE Fa Initial value for integrated 0 to 99999999 X 10mL Item amp Z is a2 flow countdown Gas type conversion factor 4008 0 100 to 8 000 i Analog output scaling CMS0002 0005 function settings Event output 1 setting value amp Item 23 is of or 2 Event output 2 setting value Item Z is 2 or EV1 hysteresis 0 to 1 00 L min 2 EV1 ON delay 0to60 s Item 23 i Initial value for integrated 00000000 to 99999999 L Item zi flow countdown Gas type conversion factor 4008 0 100 to 8 000 Analog output scaling 8 Fa z P05 FE FE Fa 22 Chapter 4 METHOD OF OPERATION CMS0020 0050 Parameter Description Factory setting Setting range Conditions for display function settings Event output 1 setting value amp amp O to 999 9 L min standard 1 Item 23 isa t orae EV1 Item Z3 is 43 or 4 Event output 2 setting value 88 0 to 999 9 L min stan
19. aximum measurable flow rate for each gas see page 28 The gas type conversion factor is set in parameter setup see pages 21 24 B Parameter setup Chapter 4 METHOD OF OPERATION If the key lock function is ON parameter settings cannot be changed To enter the parameter setup mode hold down the D and CYO keys simultaneously for at least three seconds If conditions do not allow parameter setup P is displayed Otherwise in parameter setup mode is displayed The last two digits identify the parameter setup item Pressing the CYO key moves the display to the next setup item Pressing the CAO key moves to the previous setup item The currently set value for that item is displayed If the ED key is pressed again the last digit blinks TENESTE If you press the key the blinking cursor moves to the left To change the setting at each of these digits use the CAD and CD keys To change the setting to the displayed value press the CND key LE Ped mot If event type function setup 3 or 4 has been set to 43 or Z the setting of 8 digit numbers is necessary in Z fz and 4 To do this switch between the first 4 digits and the last 4 digits as shown below Last four digits First four digits HAE By Dot indicates display T of last four digits HABE Ken ru Whether parameters 7 4 to P amp are displayed for setup depends upon the function settings The following tables show the par
20. dard 1 EV2 EV1 hysteresis 0 to 10 0 L min 2 mE oe Ps EvioNde Pze EVeONdely i a flow countdown F 08 Gas type conversion facior P 03 Analog output scaling 10 to 250 i CMS0200 0500 Setting range Conditions for display function settings Event output 1 setting value O to 9999 L min 1 Item 23 is of or G2 0 to 99999999 X 10L Item 23 is 23 or Event output 2 setting value amp 0t9999 Lmi Item Z is 4 for az 0 to 99999999 X 10L Item Z is 23 or EV1 hysteresis 0 to 100 L min Item Z3 is EV1 ON delay 0 to 60 s EV2 ON delay s Initial value for integrated 0 to 99999999 X 10L flow countdown Gas type conversion factor aag 0 100 to 8 000 Analog output scaling Item 22 i Fa DE P05 oes LM E m Poa P If user specified gas type is selected in function setup 4 and if the gas type conversion factor F 8 is set between 0 100 and 0 499 the range is CMS0002 0 000 to 0 995 in 0 005 increments CMS0020 0 00 to 9 95 in 0 05 increments CMS0200 0 0 to 99 5 in 0 5 increments 2 If user specified gas type is selected in function setup 8 and if the gas type conversion factor F 48 is set between 0 100 and 0 499 the range is Factory setting Setting range CMS0002 0 05 0 000 to 0 100 in 0 005 increments CMS0020 0 5 0 00 to 1 00 in 0 05 increments CMS0200 5 0 0 0 to 10 0 in 0 5 increments t Handling Precauti
21. del 3 4 16 UNF Rc 1 4 1 2 Swagelok 3 8 VCR select one suitable for the model No select one suitable for the model No SUS model SUS303 and SUS316 SUS316 model SUS316 Polycarbonate Horizontal mounting Top surface must not face down If this device is mounted vertically drift may cause erroneous measurement when the actual flow rate is zero For details contact Yamatake Corporation 12 to 24Vdc 11 4 to 25 2Vdc 100mA max 100ms 10ms 29 Chapter 6 SPECIFICATIONS Display Flow rate display 4 digit 7 segment LED selectable between instantaneous flow rate and integrated flow display Data storage Data is written to memory every 10 minutes Integrated flow count or countdown can be reset by control panel key or external contact input Indicator LEDs Instantaneous flow rate display integrated flow display event 1 amp 2 display Output signal If 0 5 or 1 5Vdc is selected instantaneous flowrate output Allowable load resistance 250kQ min Even if the measurement range is exceeded output remains less than 6V If 4 20mAdc is selected Allowable load resistance 300 max Even if the measurement range is exceeded output remains less than 24mA Output scaling function Selectable from 0 to 100 0 to 200 Selectable from 0 to 0 2 Selectable from 0 to 1 0to2 0 to 300 0 to 500mL min 0 to 0 5 O to 1 0 to 2 L min 0 to 3 O to 5 L min Factory setting 0 to 500mL min Factory setting
22. diameter piping diameters A and B are different a straight pipe section is required Upstream side enlarged Downstream side reduced 9D 83D Q1 CMS CMS 1 A B B A Different diameter socket Different diameter socket 5D 3D 3 1 OMS CMS gt A B B A Upstream side reduced Downstream side enlarged SD gt r 3D gt cms CMS f _ A B B A Different diameter socket Different diameter socket 5D 3D CMS CMS i A B B A D indicates the connecting port size CMS0200 0500 12mm CMS9500 0002 0005 0020 0050 6mm In case of same diameter piping diameters A and B are the same a straight pipe section is not required Upstream elbow A Downstream elbow lt gt A t CMS Upstream ball valve a valve whose structure does not disturb the gas flow CMS Downstream ball valve a valve whose structure does not disturb the gas flow HE CMS A B o Handling Precautions B A e When using a valve that disturbs the gas flow such as a butterfly valve put a 5D straight pipe section between the CMS and the valve Chapter 3 MOUNTING WIRING Rc connection Coating sealant Coat with an appropriate amount of sealant Do not coat the top two threads of the screw Remove any dirt or burrs from inside the pipes Bad example UNF connecti
23. e flow rate range changes Consequently when selecting a gas type make sure to check the maximum measurable flow rate for each gas type in the specifications of the corresponding model Applicable gas types air nitrogen argon carbon dioxide CO2 oxygen gas type S only natural gas 13A a gas produced from LNG of which 88 is methane methane 100 propane 100 butane When oxygen gas type S is selected make sure to specify 1 Gas contacting parts treated to be oil inhibiting under Optional function Be aware that use with oxygen is possible only for model numbers specially designated for oxy gen Chapter 1 INTRODUCTION Accessories sold separately Model number Harness with dedicated 81446594 005 Harness 2m for model without communications connector plain wire termination One harness is required for 81446594 006 Harness 5m for model without communications one CMS unit plain wire termination 81446594 007 Harness 2m for model with communications M3 5 Y terminals 81446594 008 Harness 5m for model with communications M3 5 Y terminals Mounting Bracket Harness connecting 81446594 030 AC adapter Replacement parts Joint for maintenance 81446834 001 1 4 Rc joint 2 This joint is intended to replace a damaged 81446834 002 1 2 Rc joint 2 one on an SUS316 model only 1 4 VCR joint 2 3 8 VCR joint 2 Chapter 2 NAMES AND FUNCTIONS OF PARTS Names a
24. e matches the input type of the receiving device Analog output 0 to 5V type selection 1 to 5V 4 to 20mA Reference 0 to 35 C in 1 C intervals temperature 101 325kPa 1atm standard N o 18 Chapter 4 METHOD OF OPERATION Function Setting Setting description Factory Remarks ES No low flow cutoff If gas type function setup Z5 Cutoff below the rated minimum display is set to user specified 54 196 FS the low flow cutoff is the 2 596 FS amount set here multiplied by 596 FS CF the gas type conversion Low flow cutoff parameter setup P 2 amp The minimum display may vary depending on the model CF Page 30 Communications Communication function disabled Only for models with RS 485 address Communication address communications Transmission 9600bps Only for models with RS 485 speed 4800bps communications 2400bps Data format 8 data bits even parity 1 stop bit Only for models with RS 485 8 data bits no parity 2 stop bits communications 1 Totalizer pulse output rate CMS9500 CMS0002 0005 CMS0020 0050 CMS0200 0500 Event output 2 10mL pulse 1L pulse 10L pulse EV2 100mL pulse 10L pulse 100L pulse 1000mL pulse 100L pulse 1000L pulse 2 Analog output scaling Analog output 0 to 500 0 to 2 Oto5 0 to 20 0 to 50 O0 to 200 Oto 500 scaling 0 to 300 Oto 1 0to 3 0 to 10 0 to 30 Oto 100 Oto 300 0to200 Oto 0 5 Oto2 Oto 5 0 to 20 0 to 50 0 to 200 scaling scaling scaling scaling scaling
25. ect iii Organization Used in This Manual The manual is organized as shown below Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 INTRODUCTION Brief description of this device and its features as well as a model selection guide NAMES AND FUNCTIONS OF PARTS An illustration shows the part names and what the parts do MOUNTING AND WIRING Details about installation mounting wiring and initial settings of this device METHOD OF OPERATION How to set up the functions and parameters of this device TROUBLESHOOTING How to diagnose and remedy problems that may occur during the operation of this device SPECIFICATIONS Specifications and external dimensions of this device and pressure loss information Contents SAFETY PRECAUTIONS Organization of This Manual Conventions Used in This Manual Chapter 1 INTRODUCTION M Introduetlon ie eme ce oe oe nid a dried eret dp ee aes Maze t m tm 2008 pin ac deins Date stone eme ion B Model selection guide Chapter 2 NAMES AND FUNCTIONS OF PARTS es Chapter 3 MOUNTING AND WIRING Chapter 4 METHOD OF OPERATION B State transition diagrams 16 B Function setup 17 B Parameter setup 21 B Display off mode
26. ection example RS 232C driver Interface Computer RS 232C port Communications protocol Currently displayed instantaneous flow rate data and totalizer flow data is sent as ASCII code F and the instantaneous flow rate data is sent first followed by T and the totalizer flow data Example The instantaneous flow rate is 100 L min standard and the totalizer flow is 100 x 10L F0100 T00000100 CR LF 100X10L ODh OAh Totalizer flow rate 100 L min standard Instantaneous flow rate Communications specifications Communications system RS 232C start stop transmission Character length 8 bits Data transmission cycle 100 10ms 15 Chapter 4 METHOD OF OPERATION NCAUTION Do not operate the keys with a mechanical pencil screwdriver or other sharp tipped object Doing so might cause faulty operation Make sure that the selected analog output type matches the input type of the receiving device The output receiving device could be damaged if the analog output type selection is incorrect B State transition diagrams Upon power up with the factory settings the instantaneous flow rate is displayed and the instantaneous flow rate indicator lamp lights up The diagram below shows the relationship between a change in mode and the display in the case of CMS0500 If the measurement mode function setup item 2 is set to 4 or amp the last four digits of the integrated flow or integ
27. en used for other gases do not use it again for oxygen Doing so could cause a serious accident A model designed for some other gas must not be used for oxygen Such use could result in a serious accident NCAUTION Prevent foreign matter from entering the device If rust water droplets oil mist or dust in the pipes enters the device measurement or control error or damage to the device might occur If there is a possibility of foreign matter entering the device provide an upstream filter strainer or mist trap capable of eliminating foreign matter 0 1um or greater in diameter Be sure to inspect and replace the filter at regular intervals If this device is used to monitor gas flow rate to a burner design pipes and instrumentation so that backfire will not damage the device This device is a precision instrument Since impact might damage it be careful not to drop or jolt it Do not use this device outside of the operating pressure range or subject it to pressure above its pressure resistance Doing so might damage it When connecting piping fasten the flange section of the pipe connector port and turn the pipe side to connect When installing fasten firmly to prevent vibration If using Rc connections take care not to coat with too much sealant Foreign matter or burrs in the pipes may cause measurement error Before connecting pipes with Swagelok or VCR connections check the instructions in the manual provided by the
28. ers the device it may cause measurement error or faulty operation When installing piping be sure to follow the procedures below to prevent foreign matter from entering the device 1 Before installing the device be sure to flush the upstream and downstream piping thorough ly to remove welding fume particulate and dust 2 Be sure to wipe the inside of the pipe to be directly connected to this device 3 After the above two operations are complete check to be sure that there is no welding fume particulate or dust and then install the device o Handling Precautions e lf foreign matter cannot be fully eliminated by flushing or wiping or if the regular presence of foreign matter can be expected be sure to install a filter If dust oil or moisture adheres to the metallic mesh or to the Micro Flow sensor chip measurement error or device failure may result um Pi M uF sensor Flow direction Metallic mesh For a dedicated filter contact Yamatake Corporation For applications with compressed air or propane which regu larly contain oil mist or applications where rust in the piping is expected be sure to install a filter Recommended type Name MFF100 series Specifications For details refer to Lineup of Mist Separators and Filters for Micro Flow Sensors Yamatake specifications sheet CP SS 1824E Straight pipe section Chapter 3 MOUNTING WIRING In case of different
29. event action Event action Lower limit setting value Time Event output E Event ON delay Chapter 4 METHOD OF OPERATION ON delay times 0 to 60s can be set for both events 1 and 2 Event output ON delay time OFF Instantaneous flow rate value A Event detected B Flowrate zero calibration If the indicated flow rate is not zero even though the actual flow rate is zero and it seems possible that the sensor s zero point may have shifted try the following pro cedure for flow rate zero calibration 1 Display the flow rate or integrated flow amount 2 Press and hold the key 3 After approx 10s have elapsed A blinks on the flow rate display 4 Press and hold again 5 After approx 1 second amp CAL stops blinking and remains lit The amount of sensor output at this moment is now treated as zero 6 Press key to return to the instantaneous flow rate or integrated flow dis play o Handling Precautions e Use flow rate zero calibration only after ensuring that the flow path contains only the gas being measured and after stabilizing the actual flow rate at zero E Device behavior if the flow rate greatly exceeds the flow rate range If the flow rate exceeds the upper limit the display might no longer indicate the correct rate and the output signal might not be correct Be sure to use within the specified flow rate range If the flow rate exceeds 120 of the upper limit the
30. he accuracy varies depending on the model For details see chapter 6 SPECIFICATIONS Chapter 1 INTRODUCTION B Model selection guide The chart below shows the model numbering system for this flowmeter SUS model Description Standard flow rate range 0 to 50L min standard 1 Standard flow rate range 0 to 200L min standard 1 1 Standard flow rate range 0 to 500L min standard Model with display SUS for details refer to the specifications Rc1 2 CMS0200 0500 Rc1 4 CMS9500 0002 0005 0020 0050 Oxygen 3 Output 0 to 5Vdc 1 to 5Vdc 4 to 20mA Air nitrogen Setting can be changed to standard supported gases 2 Inspection certificate provided Traceability certification provided Product version L min standard and mL min standard indicate flow rates converted to 20 C 101 325kPa atmospheric pressure 2 The factory setting is air nitrogen It can be changed to any of the gas types shown below When gas type is changed sometimes the flow rate range changes Consequently when selecting a gas type make sure to check the maximum measurable flow rate for each gas type in the specifications of the corresponding model Appliciable gas types air nitrogen argon carbon dioxide CO2 oxygen gas type S only natural gas 13A a gas produced from LNG of which 88 is methane methane 100 propane 10046 butane 3 When oxygen gas type
31. min standard Pressure loss Pa Pressure loss Pa Pressure loss Pa 50 0 45 0 40 0 35 0 30 0 25 0 20 0 15 0 10 0 5 0 0 0 180 0 160 0 140 0 120 0 100 0 80 0 60 0 40 0 20 0 0 0 250 0 200 0 150 0 100 0 50 0 CMS0002 Flow rate L min standard CMS0005 Chapter 6 SPECIFICATIONS Primary pressure 500kPa 700kPa Primary pressure 0 5kPa 100kPa 300kPa 500kPa 700kPa Flow rate L min standard CMS0020 Flow rate L min standard Primary pressure 0 5kPa 100kPa 300kPa 500kPa 700kPa 41 Chapter 6 SPECIFICATIONS 42 800 0 700 0 600 0 500 0 400 0 300 0 Pressure loss Pa 200 0 100 0 0 0 800 0 700 0 600 0 500 0 400 0 CMS0050 Flow rate L min standard CMS0200 300 0 Pressure loss Pa 200 0 100 0 0 0 2500 0 2000 0 1500 0 1000 0 Pressure loss Pa 500 0 0 0 Flow rate L min standard CMS0500 100 200 300 400 Flow rate L min standard 500 600 Primary pressure 1kPa 100kPa 300kPa 500kPa Ss 700kPa Primary pressure 1kPa 100kPa 300kPa 500kPa 700kPa Primary pressure 3kPa 100kPa 300kPa 500kPa 700kPa Revisi
32. nd functions of external parts are given below EV1 EV2 indicators Light up when event 1 and event 2 are output Flow rate display The 7 segment display indicates flow rate by a 4 digit number Also during setup the first two digits indicate the function and the second two digits indicate the setting Instantaneous flow rate indicator lamp Lights up when instantaneous flow rate is displayed Integrated flow rate indicator lamp Lights up when integrated flow rate is displayed Display and control panel key Switches the display mode GD GD ies Used to select the setup mode and settings key key Used to select the setup mode Used to confirm a setting Signal connector __________ Provides connections for power and output signals Pipe connection inlet Pipe connection outlet The gas inflow is connected The gas outflow is connected here here ATIMVAIAKIE Chapter 3 MOUNTING AND WIRING NWARNING If this device is used for a flammable gas mount it on the upstream side of the safety shutoff valve If somehow air or oxygen gets into the pipes and an explosive mixture is produced and if the sensor should make a spark due to lightning or some other reason the gas mixture in the pipes could explode Never allow a gas that is within explosive limits to enter this device Doing so could cause an explosion If a model designed for use with oxygen has be
33. ng the CYO key moves the display to the next setup item Pressing the C key moves to the previous setup item e Pressing CD key when is displayed changes the display to 2 Key lock setup Measurement mode setup Event 1 type setup Low flow cutoff Pressing D key when is displayed changes the display to 2 2 When the first two digits display the desired setup item press the CND key while it is blinking This selects the setup item and the second two digits blink Press the QD and C keys to select the desired setting and then press D key All four digits light up Check that the item and the setting are correct The table on the following pages shows all the functions and settings 1 Models with the communications function display 34 34 and 32 in that order after tZ 2 For models with a communications function the number is 3Z 17 Chapter 4 METHOD OF OPERATION Function setup menu setting Key lock Key lock disabled When key lock is ON other Lock ON function and parameter Measurement 4 Only instantaneous flow rate is measured but cannot be changed eo settings can be checked mode Instantaneous flow rate and integrated flow are measured Instantaneous flow rate and integrated flow countdown are measured Not used Instantaneous flow rate upper limit value Instantaneous flow rate lower limit value Integrated flow count up Reverse integrated flow count down Flo
34. odels When the gas type conversion factor is 0 100 to 0 499 the display and set resolution become those shown below CMS0002 0 005 L min CMS0020 0 05 L min CMS0200 0 5 L min 33 34 Chapter 6 SPECIFICATIONS B External dimensions SUS model CMS9500 0002 0005 0020 0050 Unit mm Harness with dedicated connector ex Connector Hirose Electric Co Mountina bracket DF11 10DP 2DS ELLE ge ere A ee E ER E Connecting Optional Parts sold separately Harness with dedicated connector Model No 81446594 Mounting bracket Model No 81446628 001 SUS model CMS0200 Unit mm Harness with dedicated connector Optional Parts sold separately Harness with with dedicated connector Model No 81446594 Mounting bracket Model No 81446721 001 Connector Hirose Electric Co Ltd DF11 10DP 2DS 82 1 Yamatake Corporation eJ E quc EU j Connecting screw mM 2 Rc 1 2 2 M4 mounting screw depth 6 e c OE ej 48 0 3 Chapter 6 SPECIFICATIONS SUS model CMS0500 Unit mm Harness with dedicated connector Bone Optional Parts sold separately Harness with dedicated connector Model No 81446594 Mounting bracket Model No 81446856 001
35. on Connect pipes Hold the connection port flange with a wrench while connecting the piping Connecting Joints Hold the connection port flange with a wrench while connecting joints Resin cover Flange t Handling Precautions Do not grip and turn the body Doing so might damage the body or cause leakage When connecting the piping do not hold the flowmeter by the resin cover Doing so Ces torus might damage the cover CMS9500 0002 0005 0020 0050 40 to 45Nem CMS0200 0500 50 to 60Nem Observe the specified tightening torque Gas flow t Handling Precautions Gas must flow through the meter in the direction of the arrow on the side DL P pe of the flow channel Flow in the opposite direction cannot be mea sured accurately 10 Chapter 3 MOUNTING WIRING Mounting the flowmeter NCAUTION Mount this device horizontally If it is mounted vertically drift may occur when the flow rate is zero resulting in erroneous measurement Do not mount with the top surface facing down Doing so might cause measurement error or device failure Mounting Position RIGHT WRONG LL UL Mounting There are two ways of mounting the flowmeter Fasten it with two or four screws depending on the model from the rear side using the mounting screw holes on the bottom of the device Hole dimensions when mounted directly Unit mm
36. on e Seta value for event output that is within the measurable range 23 Chapter 4 METHOD OF OPERATION B Display OFF mode B Totalization If the key is held down for at least three seconds all display is turned off except for the instantaneous flow rate indicator lamp which blinks Da Dax Da Da Dax Da Da Da y If integrated flow exceeds 227222225 the count returns to and counting contin ues When this happens event output for integrated flow remains OFF until the set value is reached again If the integrated flow countdown reaches 4 counting stops B Resetting the count for integrated flow integrated flow countdown E Event standby 24 To reset the count hold down the CAD and CYO keys simultaneously for at least one second while the integrated amount or integrated countdown amount is dis played The integrated flow count is reset to 0 and the countdown is reset to the default After reset counting up or counting down resumes Event standby operates only on the basis of the instantaneous flow rate lower limit This function prevents an erroneous low flow alarm when there is no gas flow because the device has just started up for example After the power is turned ON and until the instantaneous flow rate has exceeded the value set for the event lower limit there is no event action After the instantaneous flow lower limit has been exceeded once event action operates normally Instantaneous flow rate value No
37. on History date Dec 2006 GP SP 11696 fst Eaton azbil Yamatake Corporation Advanced Automation Company 1 12 2 Kawana Fujisawa Kanagawa 251 8522 Japan URL http www azbil com Printed on recycled paper 07 Specifications are subject to change without notice Printed in Japan 1st Edition Issued in Dec 2006 U
38. p surface must not face down If this device is mounted vertically drift may cause erroneous measurement when the actual flow rate is zero For details contact Yamatake Corporation 28 Chapter 6 SPECIFICATIONS CMS0020 CMS0050 CMS0200 CMS0500 Air nitrogen argon oxygen carbon dioxide CO natural gas 13A LNG base 2 100 methane 100 propane and 100 butane The gas must be a dry gas which does not contain any corrosive component chlorine sulfur acid etc It also must be a clean gas which does not contain dust or oil mist 0 t0 500 Umi standard L min standard refers to the flow rate after conversion to 20 C 101 325kPa 1 atmosphere 0 2 lt X lt 2L min 0 5 x lt 5L min 2 X 20L min 5 X 50L min 1 FS 1 digit 1 FS 1 digit 196 FS x 1 digit 196 FS x 1 digit 2 lt lt 20L min 5 lt lt 50L min 20 x x lt 200L min 50 x lt 500L min 3 rdg 1 digit 3 rdg 1 digit 3 rdg 1 digit 3 rdg 1 digit From 0 to 75 of flow rate range 0 10 FS C 1 digit or less From 75 to 100 of flow rate range 0 15 FS C 1 digit or less 0 2 FS 0 1 MPa 0 1 FS 0 1 MPa 0 2 FS 0 1 MPa 1 digit or less 1 digit or less 1 digit or less 0 2 FS 0 01MPa x 1digit or less 10 to 60 C 20 to 70 C 10 to 90 RH without condensation 0 07 to 1 0 MPa 1 5MPa SUS model Rc 1 4 SUS303 Rc 1 2 SUS316 model 9 16 18 UNF Rc 1 4 1 4 Swagelok 1 4 VCR SUS316 mo
39. rated flow countdown can be displayed by pressing the key while the instantaneous flow rate is displayed Pressing again displays the first four digits of the integrated flow or integrated flow countdown Pressing again returns the display to the instantaneous flow rate When the power is turned OFF and then back ON again the display state before the power was turned OFF resumes ED key key Instantaneous flow rate display CD key held down for 3s or more svar BEBE Integrated flow or integrated flow countdown display last key four digits C ENT key r L min O F Function setul P mode x10L O H H H Bj CYOtey held down for Parameter setup ra 3s or more gt mode Dot display ON key key p Integrated flow or integrated flow countdown display first four digits Du Um IMgg Bi CY key held X10L O down for 3s or d more Dot display orr ED g Handling Precautions elf the key is pressed during setup the setting returns to its previous value e Leave the device powered up for about 30min before use to allow it to stabilize 16 B Function setup Chapter 4 METHOD OF OPERATION To enter the setup mode press the key The first two digits on the display blink The first two digits identify the function setup item and the second two digits indicate the setting for that item Pressi
40. rom inaccuracies and omissions If you should find an error or omis sion please contact Yamatake Corporation In no event is Yamatake Corporation liable to anyone for any indirect special or consequential damages as a result of using this product 2006 Yamatake Corporation ALL RIGHTS RESERVED uF Micro Flow are trademarks of Yamatake Corporation in Japan N SAFETY PRECAUTIONS J E About Icons The safety precautions described in this manual are indicated by various icons Please be sure you read and understand the icons and their meanings described below before reading the rest of the manual Safety precautions are intended to ensure the safe and correct use of this prod uct to prevent injury to the operator and others and to prevent damage to proper ty Be sure to observe these safety precautions A WA R N NG Warnings are indicated when mishandling this product might result in death or serious injury CAUTION Cautions are indicated when mishandling this product N might result in minor injury to the user or only physical damage to the product B Examples wrongful operation or misuse of this product These icons graphically represent the actual danger The example on the left warns the user of the danger of electric shock Triangles warn the user of a possible danger that may be caused by prohibited to prevent possible danger These icons graphically represent the actual prohibited action The
41. s than 24mA Selectable from 0 to 2 Selectable from 0 to 10 Selectable from 0 to 20 0 to 50 Selectable from 0 to 100 0 to 5 0 to 10 O to 20 L min O to 20 O to 30 0 to 50 L min O to 100 O to 200 L min O to 200 0 to 300 0 to 500 L min Factory setting 0 to 20 L min Factory setting 0 to 50 L min Factory setting 0 to 200 L min Factory setting 0 to 500 L min Open collector absolute maximum ratings 30Vdc 50mA 100ms 10 1 10 100L pulse 10 100 1000L pulse 1 dedicated to reset of integrated count Circuit type on other side No voltage contact or open collector Contact OFF terminal voltage 4 5 1V Contact ON terminal current approx 0 5mA current flowing to contact Allowable ON contact resistance 250 max Allowable OFF contact resistance 100kQ min Allowable ON residual voltage 0 8V max open collector on other side Allowable OFF leakage current 50pA max open collector on other side Selection of air nitrogen argon carbon dioxide CO oxygen only gas type S models natural gas 13A 46MJ 100 methane 100 propane 100 butane and natural gas 13A 45MJ using the control panel keys Gas type conversion factor between 0 100 and 8 000 can be set using the control panel keys Harness with a special connector optional Mating connector Hirose Electric Co DF 11 10DS 2C EN61326 1 1997 A1 1998 A2 2001 A3 2003 Approx 800g Approx 1400g Approx 2000g 4 Only models with the catalog
42. scaling scaling Zu oc Ss 73 Ma sz 0 to 100 0 to 0 2 0 to 1 0 to 2 0 to 10 0 to 20 0 to 100 Desired Desired Desired Desired Desired Desired Desired The unit for the CMS9500 is mL min For other models the unit is L min 19 Chapter 4 METHOD OF OPERATION 20 Analog output scaling Analog output can be scaled as shown in the preceding table If gas type selection function setup 4 is changed the measurable flow rate range changes as specified on page 32 Maximum measurable flow rate for each gas type However scaling according to the analog output scaling setting will be applied to the output regardless of what gas type is selected Example For the CMS0050 if gas type function setup amp amp is changed to Ze carbon dioxide the measurable flow rate range changes to 0 to 25 L min If scaling is set to 4 0 to 30 L min the 0 to 5V output will be as shown below Voltage output V 5 00 ES 4 46 a r Measurement range of carbon dioxide 25 30 Flowrate L min It the output type is 0 to SV and if output scaling is used the maximum output voltage can be calculated as follows e When gas types 2 to 47 or are selected Max measurable flow rate for the gas X5V Scaling upper limit value e When gas type 4 is selected Max measurable flow rate for the gas 1 X5V Scaling upper limit value Gas type conversion factor For the m
43. tions one CMS unit plain wire termination 81446594 007 Harness 2m for model with communications M3 5 Y terminals 81446594 008 Harness 5m for model with communications M3 5 Y terminals 13 Chapter 3 MOUNTING WIRING Connector signal names DC OUT J Instantaneous flow rate output PE DC OUT Instantaneous flow rate output MEE Integrated count reset input Event output 2 Totalizer pulse output 10 EV COM SG Event output common SG for RS 485 MEE Connection example DC OUT Brown Instantaneous flow rate output DC OUT Red 12 to 24Vdc RS 485 communications H H H Internal circuit Sample external connection g Handling Precautions e Power source GND instantaneous flow rate output and event output common lines are all connected inside this device If these lines are connected to an external device through a common power supply interference will cause device failure or faulty operation e Take care that the event output does not exceed the output rating of this device If a relay is used the coil should have a built in surge absorption diode Otherwise device failure could occur 14 Chapter 3 MOUNTING WIRING Connection of totalizer pulse output to a counter Non voltage input type Counter Voltage input type N Pull up resistor 30Vdc or less Counter Use of flow rate serial data output Conn
44. trap capable of eliminating foreign matter 0 1m or greater in diameter Be sure to inspect and replace the filter at regular intervals If this device is used to monitor gas flow rate to a burner design pipes and instrumentation so that backfire will not damage the device This device is a precision instrument Since impact might damage it be careful not to drop or jolt it Do not use this device outside of the operating pressure range or subject it to pressure above its pressure resistance Doing so might damage it When making the pipe connections fix the flange section of the pipe connector port in place and turn the pipe to tighten When installing fasten firmly to prevent vibration eec 00 If using Rc connections take care not to coat with too much sealant Foreign matter or burrs in the pipes may cause measurement error NCAUTION Before connecting pipes with Swagelok or VCR connections check the instructions in the manual provided by the connecting joint manufacturer When purchasing a connecting joint use the following made by Swagelok Co Ltd 1 4 Swagelok SS 400 1 6STSC11 1 2 Swagelok SS 810 1 8STSC11 1 4 VCR SS 4 VCR 1 00032SC11 3 8 VCR SS 8 VCR 1 8STSC11 or equivalent Observe the following when using this flowmeter for oxygen gas Piping should be carried out by a specialist experienced in handling oxygen gas Use oil inhibited pipes and parts e Be s
45. ure to remove foreign matter burrs etc from the pipes before connecting this flowmeter Install a filter upstream of this device When carrying or installing this device never hold it by the resin cover Doing so could damage the cover or the device could slip and fall causing an injury Mount this device horizontally If it is mounted vertically drift may occur when the flow rate is zero resulting in erroneous measurement Do not mount with the top surface facing down Doing so might cause measurement error or device failure When using a relay as the contact for integrated count reset input use a relay designed for minute currents with gold contacts Otherwise poor contact may cause faulty operation If there is a risk of a power surge caused by lightning use Yamatake Corporation s SurgeNon to prevent possible fire or equipment failure Be sure to check that the wiring is correct before turning the power on Incorrect wiring could cause damage or faulty operation Do not operate the keys with a mechanical pencil screwdriver or other sharp tipped object Doing so might cause faulty operation Do not remove the resin cover and disassemble the pipe connections Doing so might cause device failure 006666 Make sure that the selected analog output type matches the input type of the receiving device The output receiving device could be damaged if the analog output type selection is incorr
46. w rate data serial output Error output Event 1 type EV1 Integrated flow count integrated flow countdown and totalizer pulse output settings are are effective only when function setup item ZZ is set to amp or de Integrated flow count and integrated flow countdown cannot be set simultaneously Not used Instantaneous flow rate upper limit value Instantaneous flow rate lower limit value Integrated flow count up Reverse integrated flow count down Totalizer pulse output rate 11 Totalizer pulse output rate 21 Totalizer pulse output rate 31 ON d setting Disabled EV1 ON ON s setting Disabled EV2 ON Event 2 type EV2 Valid only when function G3 is set to for az alid only when function ru oc o is set tof or ae Valid only when function rt Dod iF or is set to az gt Page 24 You can select 43 only when gas type S oxygen is specified When an other gas type is specified you can select from among Z5 i i ae eH aS LE GB and When gas type is ESAE sometimes flowrate mesurement rate changed Page 28 For details Page 20 Event standby Disabled setting ON Air nitrogen Argon Carbon dioxide CO2 Oxygen City gas 13A 46MJ Methane 100 Propane 100 Butane User specified City gas 13A 45MJ Gas type selection E9 C3 C3 Cy C3 um oua Analog output See the footnote on the right page 2 scaling Make sure that the selected analog output typ
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