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DT 500  Rev1.0 May20 

 

Page 1 of 48 

 
 

Instruction manual 

Flow sensor DT 500 

with Display, 4 ... 20 mA and Pulse output (galv. isolated) 

 
 

Stationary and mobile 

flow and consumption measurement

 

for compressed air and gases 

 
 
  

 
 
 

 

 

 

 

 

                                                                             EN - English 

 

 

Summary of Contents for DT 500

Page 1: ...v1 0 May20 Page 1 of 48 Instruction manual Flow sensor DT 500 with Display 4 20 mA and Pulse output galv isolated Stationary and mobile flow and consumption measurement for compressed air and gases EN...

Page 2: ...in favour of the DT 500 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 t...

Page 3: ...5 3 1 welded nipple with ball valve 10 5 3 2 Spot drilling collar with ball valve 10 5 4 Installation of the Sensor 11 5 4 1 Mounting DT 500 onto the ball valve 11 5 5 Display Head Position 12 6 Measu...

Page 4: ...ional 34 9 3 2 2 1 Network Setup DHCP 34 9 3 2 2 2 Network Settings static IP 35 9 3 2 2 3 Modbus TCP Settings 36 9 3 2 3 Modbus Settings Register 2001 2005 37 9 3 2 4 Values Register 1001 1500 37 9 3...

Page 5: ...ifications described below The safety ring attached to the sensor head must always be undamaged and correctly fitted The screw in device must be screwed in pressure tight The clamping sleeve must be t...

Page 6: ...n m h m min etc Counter in m l cf as well as pulse output 1 pulse per m l cf are calculated according to the set diameter Please take the analogue value for flow rate 4 20 mA from the tables on pages...

Page 7: ...ct design Integrated in and outlet section Less flow due to measuring section Intgrated Display Units free selectable m h m min l min l s kg h kg min kg s cfm Modbus RTU RS485 Interface Analogoutput 4...

Page 8: ...probe tube Relative humidity for measuring medium 95 r H no condensation on the sensor element allowed Operating pressure up to 50 bar Power supply 10 to 36 VDC Optional PoE according to IEEE 802 3af...

Page 9: ...long straight and without any obstructions such as edges seams curves etc Therefore it is necessary to ensure the recommended inlet and outlet runs Table Inlet Outlet runs Flow obstruction before the...

Page 10: ...measuring point 5 3 1 welded nipple with ball valve 5 3 2 Spot drilling collar with ball valve In case the system could not be shut down means to be set depressurized there could be used the spot dri...

Page 11: ...n aligning device will be of help for you Once the sensor has been aligned the adapter sleeve must be tighten with stipulated torque of 20 30Nm SW 17 Attention Alignment of the sensor must not be modi...

Page 12: ...e Display head is twistable by 180 e g in case of reverse flow direction For this purpose the 6 fastening screws are to be released and the display head rotated 180 Caution It must be ensured that the...

Page 13: ...3 Example Pipe 1 Inner diameter 25mm Measuring range Analogoue output Scaling Low Speed 0 65 9 m h 4mA 0 m h 20mA 65 9 m h Grundversion Standard 0 122 2 m h 4mA 0 m h 20mA 122 2 m h Max Version 0 243...

Page 14: ...84 5 116 8 108 5 112 5 115 8 69 8 50 36 0 143 6 132 1 224 6 142 1 132 1 136 9 140 9 85 0 50 36 3 146 2 134 5 228 6 144 7 134 5 139 4 143 4 86 5 50 1 1 2 39 3 172 9 159 0 270 4 171 1 159 0 164 9 169 6...

Page 15: ...68 0 2758 0 2859 4 2941 6 1774 8 50 182 5 3941 1 3624 2 6161 8 3900 1 3624 2 3757 4 3865 4 2332 1 50 190 0 4271 6 3928 2 6678 7 4227 3 3928 2 4072 6 4189 6 2527 8 50 8 200 0 4738 8 4357 7 7409 0 4689...

Page 16: ...8 8 201 2 342 1 216 5 201 2 208 4 214 6 129 5 92 7 36 0 266 3 244 9 416 4 263 5 244 9 253 6 261 2 157 6 92 7 36 3 271 1 249 3 423 9 268 3 249 3 258 2 265 9 160 4 92 7 1 1 2 39 3 320 6 294 8 501 3 317...

Page 17: ...02 3 5113 3 5295 3 5453 6 3290 4 92 7 182 5 7306 7 6719 2 11423 6 7230 3 6719 2 6958 3 7166 4 4323 8 92 7 190 0 7919 6 7282 8 12381 8 7836 8 7282 8 7542 0 7767 5 4686 5 92 7 8 200 0 8785 7 8079 2 1373...

Page 18: ...2 401 6 416 3 428 3 258 4 185 0 36 0 531 5 488 7 831 0 526 0 488 7 506 7 521 3 314 5 185 0 36 3 541 1 497 6 845 9 535 4 497 6 515 8 530 7 320 2 185 0 1 1 2 39 3 639 8 588 4 1000 4 633 2 588 4 610 0 6...

Page 19: ...579 7 10883 7 6566 7 185 0 182 5 14581 9 13409 4 22798 7 14430 4 13409 4 13902 4 14301 8 8628 9 185 0 190 0 15805 1 14534 2 24711 1 15640 8 14534 2 15068 5 15501 5 9352 7 185 0 8 200 0 17533 5 16123 6...

Page 20: ...3 3 486 2 504 1 518 6 312 9 224 0 36 0 643 5 591 8 1006 1 636 8 591 8 613 5 631 2 380 8 224 0 36 3 655 1 602 4 1024 3 648 3 602 4 624 6 642 5 387 7 224 0 1 1 2 39 3 774 7 712 4 1211 3 766 7 712 4 738...

Page 21: ...2810 1 13178 1 7951 0 224 0 182 5 17656 0 16236 3 27604 9 17472 5 16236 3 16833 1 17316 8 10448 0 224 0 190 0 19137 0 17598 2 29920 4 18938 1 17598 2 18245 1 18769 3 11324 4 224 0 8 200 0 21229 7 1952...

Page 22: ...Dimension DT 500 Rev1 0 May20 Page 22 of 48 7 Dimension 416 0 Standard Schaft 220mm 76 5 G ISO 228 1 SW 32 SW 27 75 0 220 mm Standard Optional 120 160 300 400 mm 11 7 Connector plug A Connector plug B...

Page 23: ...RTU B Modbus RTU MBus MBus reverse polarity protected If no connection cable pulse cable is ordered the sensor will be supplied with a M12 connector plug The user can connect the supply and signal ca...

Page 24: ...rnet optional PoE Connector plug B Connection cable M12 x coded 8 pole M12 x coded to RJ45 Data LINES 1 2 und 3 4 PoE LINES 5 6 und 7 8 2 8 1 3 5 4 6 7 M12 x 1 Connection cable Cat 6 PoE Power over Et...

Page 25: ...Operation DT 500 Rev1 0 May20 Page 25 of 48 9 Operation Remark In version with display only Up OK The operation of the DT 500 is done by the two capacitive key buttons Up und Enter...

Page 26: ...fo SW Version Modbus ID Switching to pages 2 4or back by pressing key VA 520 391 23 391 1 minutes 410 34 1 minute 91 32 82 46 AV Time Period for average value calculation could be changed under Sensor...

Page 27: ...is password protected Selection of a menu item or to change a value is done with the key a final move to the chosen menu item or takeover of the value change needs the confirmation by pressing the ke...

Page 28: ...OK In order to change e g the unit first select by pressing key the field Units and then key OK Select with the key the correct unit and then confirm selection by pressing 2x OK Entering changing the...

Page 29: ...ion by pressing 2x OK Entering changing the consumption counter via button select the respective position and activate the position with the OK button By pressing the position value is incremented by...

Page 30: ...the operation temperature under reference conditions Setup Sensor Setup Advanced Setup Sensor Setup Advanced Ref Pref Setup Sensor Setup Advanced Ref Temp To make changes first select a menu with but...

Page 31: ...tertime Setup Sensor Setup Advanced AV Time Under item Filtertime an attenuation can be defined Input values of 0 10000 in ms are possible The time period for averaging can be entered here Input value...

Page 32: ...K By pressing the position value is incremented by 1 Confirm the input with OK and activate next number position Leave menu with button Back Men punkt mit Taste anw hlen und anschlie end mit Taste OK...

Page 33: ...released and set the internal DIP Switch to On Alternatively a 120R resistor can be installed in the plug between pin 2 and pin 4 It must be ensured that the connection plugs are still plugged and th...

Page 34: ...pecification and description of the Modbus protocol is free to download on www modbus org Supported Modbus commands functions Command Code Description Function Code 3 Read holding register Function co...

Page 35: ...s Subnet and Gateway selection keys must be selected and activated with OK The first data field of the selection in this case the IP address is then marked red Confirm with OK the corresponding input...

Page 36: ...ID and then key OK Select the desired position by pressing the and select with OK button Change values by pressing the values takeover by pressing OK Input for the port is done analogue By means of th...

Page 37: ...an 0xCDAB Middle Endian 9 3 2 4 Values Register 1001 1500 Modbus Register Register Address No of Byte Data Type Description Def ault Read Write Unit Comment 1101 1100 4 Float Flow in m h R 1109 1108 4...

Page 38: ...ption cf before comma x R 1299 1298 4 UInt32 Consumption Ncf before comma x R 1305 1304 4 UInt32 Consumption kg before comma x R 1311 1310 4 UInt32 Consumption kWh before comma x R 1347 1346 4 Float V...

Page 39: ...played The galvanically isolated output can be defined as pulse or alarm output Selection of field Relay Mode with key and change modus by pressing key OK For alarm output following units could be cho...

Page 40: ...d The required password length is 4 digits Please select with button a figure and confirm it with OK Repeat this 4 times With the last figure could be deleted Password input have to be inserted twice...

Page 41: ...brightness The actual adjusted backlight brightness is showed in the graph Backlight By activation Dimming after and entering a time a display dimming could be set With Rotate Screen the display infor...

Page 42: ...ty and Flow to the channel CH 1 To make changes first select the value item with button and confirm Moving between the different measurements values or to deactivate the 4 20mA with setting to unused...

Page 43: ...ibed before for value settings Using CLR clears up the complete settings at once For Auto on the max scaling is calculated based on the inner tube diameter max measurement range and the reference cond...

Page 44: ...fo Setup Sensor Setup Info Run Time 2d 21h 23m 12s Vin 23 8V Temp 35 8 92 7 m s 600m h 20 C 53 1 mm 23 C 10 Here you get a brief description of the sensor data incl the calibration data Under Details...

Page 45: ...d Value 1 with Unit Consumption m Value 2 with Unit Flow m h Value 3 with Unit Gas temperature C All Values could be changed preset in production or with EDC Service software Order code EDC SS The Sen...

Page 46: ...recalibration is recommended is internally entered When this date is reached a message appears in the display with the status message CAL Note The measurement will continue without interruption or re...

Page 47: ...is message Internal Error the sensor has an internal read error on e g EEProm AD converter etc detected Temp out of Range At media temperatures outside the specified temperature range the status messa...

Page 48: ...the instrument DT 500 On request and additional payment calibration certificates could be issued The precision is given due to use DKD certified flow meters and verifiable 16 Warranty If you have reas...

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