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Summary of Contents for CS Instruments VA 520
- Page 1 EN – English Instruction manual Consumption counter VA 520 with Display, 4 ... 20 mA and pulse output (galv. isolated) Stationary Flow and consumption measurement for compressed air and gases VA 520 English V1.13 Page 1 of 32...
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Page 2: Foreword
Foreword Dear customer, thank you very much for deciding in favour of the VA 520. Please read this installation and operation manual carefully before mounting and initiating the device and follow our advice. A riskless operation and a correct functioning of the... -
Page 3: Table Of Contents
Installation Description ....................8 Pipe/tube requirements ......................8 Inlet / outlet runs ........................8 4.2.1 Installation of VA 520 ......................9 Displayhead Position ......................9 Flow measuring ranges ....................10 Flow air ..........................10 Flow for different gases ....................... 10 Dimensions ........................ - Page 4 8.3.4.3 Display / Touch ......................26 8.3.5 Advanced ......................... 26 8.3.6 4 -20mA ........................... 27 8.3.7 VA 520 Info ........................29 MBus ............................30 8.4.1 Default Settings communication ..................30 8.4.2 Default values transmitted ....................30 Maintenance ........................31 Cleaning of the sensor head ..................31 Re-Calibration ......................
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Page 5: Safety Instructions
We are also not liable for consequential damage resulting from the delivery, capability or use of this device. We offer you to take back the instruments of the instruments family VA 520 which you would like to dispose of. -
Page 6: Instruments Description
Instruments decription 2 Instruments description The VA 520 is a compact consumption counter for compressed air and gases. Special features: - Optimum accuracy due to compact design - Intgrated Display showing Flow, consuption, velocity and temperature - Input inner tube diameter via display keys - Setting the gas type via display keys - Units free selectable. -
Page 7: Technical Data
4… 20 mA = VA 520 with integrated 1" meas. section 0...290 m³/h 4… 20 mA = VA 520 with integrated 1 1/4" meas. section 0...530 m³/h 4… 20 mA = VA 520 with integrated 1 1/2" meas. section 0...730 m³/h 4…... -
Page 8: Installation Description
35 x D 5 x D The respective minimum values required are indicated here. If it is not possible to observe the stipulated equalising sections, considerable deviations in the measuring results must be expected. VA 520 EN V1.13 page 8 o 32... -
Page 9: Installation Of Va 520
Installation Attention: The measuring sections of VA 520 consumption counters with 1 1/2" and 2" measuring section have reduced inlet and outlet sections. Please take into consideration the recommended inlet and outlet sections. Dimension please see page 11 and 12. -
Page 10: Flow Measuring Ranges
DVGW admission, however, it can be used for measurements in natural gas. A DVGW admission is not mandatory. The area outside the pipeline (ambient area of the sensor) must not be an explosive area. VA 520 English V1.13 Page 10 of 32... -
Page 11: Dimensions
VA 520 with integrated 1" meas. section 0...290 m³/h 4… 20 mA = 0695 1526 0695 0526 VA 520 with integrated 1 1/4" meas. section 0...530 m³/h 4… 20 mA = 0695 1524 0695 0524 VA 520 with integrated 1 1/2" meas. section 0...730 m³/h... -
Page 12: With Measurement Section And Flange (Material Stainless Steel 1.4404)
0695 2523 VA 520 with integrated 1" meas. section with weld neck flange 0695 2526 VA 520 with integrated 1 1/4" meas. section with weld neck flange 4… 20 mA = 0...530 m³/h 0695 2524 VA 520 with integrated 1 1/2" meas. section with weld neck flange 4… 20 mA = 0...730 m³/h 4…... -
Page 13: Electrical Wiring
DIP Switch to “On”. It must be ensured that the connection plugs are still plugged and the gasket is installed correctly, see also chapter 4.1. Alternatively, a 120R resistor can be installed in the plug between pin 2 and pin VA 520 English V1.13 Page 13 of 32... -
Page 14: Operation
Only for version with display “OK“ ( ) “Up“ ( The operation of the VA 520 is done by the two capacitive key buttons Up ( ) and Enter ( VA 520 English V1.13 Page 14 of 32... -
Page 15: Initialization
Operation Initialization After switching on the VA 520, the initialized screen is displayed followed by the main menu. Main menu *** VA 520 *** Gas / Status Info HW Version Modbus ID Page-No. SW Version „ “ Switching to pages 2-4 or back by pressing key... -
Page 16: Settings
„ “ with key and then confirm it with “OK“. 8.3.1.1 Input / change tube diameter For VA 520 not adjustable (suspended) as voted on included measuring section with corresponding pipe diameter. VA 520 EN V1.13 page 16 o 32... -
Page 17: Input / Change Consumption Counter
In case the quantity of units selectable are not presentable on one page, pleas move to next „<<“ page by pressing Confirm selection by pressing 2x „OK“. Procedure for all 4 measurement variables is analogous. VA 520 EN V1.13 page 17 o 32... -
Page 18: Definition Of The Reference Conditions
„“ By pressing the position value is incremented by 1. Complete with "OK" activate next number position. Procedure for changing the reference temperature is the same. VA 520 EN V1.13 page 18 o 32 Under point "Filtertime" together with the... - Page 19 Setup Sensor Setup Advanced AV-Time The time period for averaging can be entered here. Input values of -1440 1 [minutes] are possible. For average values see display window 3 + 4 VA 520 EN V1.13 page 19 o 32...
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Page 20: Setting Of Zeropoint And Low-Flow Cut Off
Setup Sensor Setup ZP Adjust t Reset „Reset“ By selection of all settings for „ZeroPnt“ and. „CutOff“ are reset. 1,03 „“ Menu item to be select with button „OK“ confirm the reset with „Back“ Leave menu with button VA 520 EN V1.13 page 20 o 32... -
Page 21: Modbus Setup
Operation 8.3.2 Modbus Setup The Flow sensors VA 520 comes with a Modbus RTU Interface. Before commissioning the sensor the communication parameters Modbus ID, Baudrate, Parity und Stop bit must be set in order to ensure the communication with the Modbus master. -
Page 22: Modbus Settings (2001
Flow in cfm 1189 1188 Float Flow in Ncfm 1197 1196 Float Flow in kg/h 1205 1204 Float Flow in kg/min 1213 1212 Float Flow in kg/s 1221 1220 Float Flow in kW VA 520 EN V1.13 page 22 o 32... - Page 23 For DS400 / DS 500 / Handheld devices - Modbus Sensor Datatype „ Data Type R4-32“ match with „Data Type Float“ For more additional Modbus values please refer to VA5xx_Modbus_RTU_Slave_Installation_1.04_EN.doc VA 520 EN V1.13 page 23 o 32...
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Page 24: Pulse /Alarm
3000000 Table 1 Maximum flow for pulse output Entering pulse values that are not allow a presentation to the full scale value, are not allowed. Entries are discarded and error message displayed. VA 520 EN V1.13 page 24 o 32... -
Page 25: User Setup
Language Settings UserSetup Language Currently 4 languages have been implemented „“ and could be selected with button Change of language by confirming with “OK”. “back”. Leaving the menu with button VA 520 EN V1.13 page 25 o 32... -
Page 26: Display / Touch
10s. To do this, use the "OK" button to enter the operating menu during this period 8.3.5 Advanced Settings Advanced „Factory Reset“ By pressing the sensor is set back to the factory settings. VA 520 EN V1.13 page 26 o 32... -
Page 27: -20Ma
„OK“ and confirm selection by pressing Settings 4-20mA Channel 1 The 4-20 mA Analogue output of the Sensor VA 520 can be individually adjusted. It is possible to assign following values „Temperature“, „Velocity“ und „Flow“ to the channel CH 1. - Page 28 „“ „OK“ with button and then select by pressing the the desired mode „Save“ For saving the changes done press button “Cancel”. discard the changes press button Leaving the menu with „Back“. VA 520 EN V1.13 page 28 o 32...
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Page 29: Va 520 Info
92,7 m/s 600m³/h Under Details, you are able to see in addition the calibration conditions. Run Time: 2d 21h 23m 12s Vin: 23,8V Temp: 35,8 20 °C 53,1 mm 23 °C VA 520 EN V1.13 page 29 o 32... -
Page 30: Mbus
Consumption [m³] Value 2 with [Unit]*: Flow [m³/h]Consumption [m³] Value 3 with [Unit]*: Gas temperature [°C] *All Values could be changed / preset in production or with CS Service software (Order-No. 0554 2007) VA 520 EN V1.13 page 30 o 32... -
Page 31: Maintenance
The warranty time for the VA 520 is 12 months. If no other definitions are given the accessory parts have a warranty time of 6 months. Warranty services do not extend the warranty time. - Page 32 CE Conformity VA 520 English V1.13 Page 32 of 32...
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