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Arkon Agrimag Series, User Manual

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Arkon Agrimag Series User Manual Download Page 12

Agrimag User Guide 

11 

V1.9  26-4-2019 

 

5. Outputs 

 

5.1.  AgrimagP 

– Frequency output 

 
Each AgrimagP is equipped with 0-1000Hz frequency output proportional to actual flow. 
Standard open collector circuit. 
Max switching voltage 24VDC, max current 50mA 
 
 
A1

”: 211,765 pulses/lt 

A2”:52,941 pulses/lt 
A3”:20,455 pulses/lt 
 
Colour coding: 
Brown … +U 
White …. GND 

Green … OPE 
Yellow 

…. OPC 

 

 
 
 
 
 
 

5.2. AgrimagP2 

– Current loop output 

 
Each AgrimagP2 is equipped with embeded 4-20mA current loop output signal module proportional to 
actual flow. 
 
 

Electrical Specifications: 
12-bit DAC 
Maximum Resolution

 

3.9 µA. 

 

Output mode 

   Active or Passive 

 
Colour coding: 
Brown … +U 
White …. GND 
Green … A (RS485 communication bus)

 

 

Yellow 

….  B (RS485 communication bus) 

Gray …. I/O (4-20mA) 
Blue ….  –V (4-20mA) 
Pink …. +V (4-20mA)

 

 

 
 
 
 

Summary of Contents for Agrimag Series

Page 1: ......

Page 2: ..._______________________________________ 11 5 2 AgrimagP2 Current loop output ____________________________________________ 11 5 3 AgrimagP2 RS485______________________________________________________ 12 6 Internal backup 13 6 1 Automatic data saving ____________________________________________________ 13 7 AgrimagP2 connection to PC 13 8 AgrimagP2 Datalogger 13 9 AgrimagP2 SW 14 9 1 System requirem...

Page 3: ...Agrimag User Guide 2 V1 9 26 4 2019 ...

Page 4: ...r Agriculture 1 3 Safety Instructions Please read this manual carefully before using the product Keep this manual for future reference Arkon Flow Systems s r o will not be liable for any damage caused by improper use of the product or its accessories The Agrimag AgrimagP AgrimagP2 flowmeter must not be mounted in explosive hazardous areas 1 4 Unpacking the flowmeter When unpacking the flowmeter co...

Page 5: ...nstall the sensor in a section of straight pipe with at least 5 times the pipe diameter before sensor and 3 times after sensor Pipe reducers If the pipe diameter is not the same as the diameter of sensor then pipe reducers can be used So as not to lose accuracy of the measurement the slope of reducers should not exceed 8º Vertical mounting When the sensor is mounted on a vertical section of pipe t...

Page 6: ...me positions preferable to others See the position diagram for guidance The correct position will be related to the function of the electrodes The two electrodes located on the vertical axis of the flowmeter are used for earthing purposes The two electrodes located on the horizontal axis of the flowmeters are used for measuring In this position if there are any air bubbles or if sediments accumula...

Page 7: ...ections Follow the diagram below to make the connections Step 1 Position gasket at either end Step 2 Place adapter against gasket open screw clamps to clear flanges Step 3 Place screw clamps over both adapter and meter flanges and tighten screws ...

Page 8: ...e rectangle for 2 to 4 seconds On Off Turns the meter on switching the meter off Batch Reset Clears the Batch volume Batch Total Switches between totalizers Combination Batch Reset and Batch Total together Clears the Total volume Combination On Off and Batch Total together Changes the unit of a system l s and USG min resp litres and gallons etc Combination On Off and Batch Reset together Changes p...

Page 9: ...he existing batteries are replaced with new batteries Note Applies for battery operated version only Empty Pipe If the Empty pipe appears on the screen there is no medium in the pipes the meter is preserving batteries until the pipes are full again Excitation Coils interrupted or disconnected AD converter AD converter fault Note The error disappears when the cause of it is fixed You can see the me...

Page 10: ...efully open the display part of the flowmeter 3 Open battery holder and remove batteries 4 Install new six pieces AA batteries 1 2 1 6V 5 Close battery holder 6 Close display part of the flowmeter mind the cables 7 Tight the 4x IMBUS 4 screws The display part has to lie on a sealing and body during simultaneous tightening of all four screws to avoid mechanical tension in display part Risk of mecha...

Page 11: ...t is protected against reverse polarity Colour coding Brown U White GND Green OPE Yellow OPC 4 6 AgrimagP2 Power Supply The voltage power supply range is 9 35VDC Maximum power consumption is 1 3W Connection to the unit is done via CA6 connector a part of the delivery standard 1m Maximum cable length is 20mts The power supply input is protected against reverse polarity Colour coding Brown U White G...

Page 12: ...2 941 pulses lt A3 20 455 pulses lt Colour coding Brown U White GND Green OPE Yellow OPC 5 2 AgrimagP2 Current loop output Each AgrimagP2 is equipped with embeded 4 20mA current loop output signal module proportional to actual flow Electrical Specifications 12 bit DAC Maximum Resolution 3 9 µA Output mode Active or Passive Colour coding Brown U White GND Green A RS485 communication bus Yellow B RS...

Page 13: ...tandart Arkon SW Baud rate 9600 baud s BASIC CIRCUIT CONNECTIONS Multi Node Network with End Termination using RS485 Terminator Rt with resistance 100 should be connect to the end of line RS 485 Colour coding Brown U White GND Green A RS485 communication bus Yellow B RS485 communication bus Gray I O 4 20mA Blue V 4 20mA Pink V 4 20mA ...

Page 14: ...d in the EEPROM until the unit is switched on again 7 AgrimagP2 connection to PC Picture above shows practical connection AgrimagP2 to PC through USB using RS485 USB Converter 8 AgrimagP2 Datalogger Data from datalogger save into external Flash memory Capacity for write entries is 131072 one entry has 8B All items in Datalogger are creating from 8 Bytes For more information see AgrimagP2 Modbus Us...

Page 15: ...lder The installation package can be downloaded from Arkon website To uninstall AgrimagP2 SW in Settings Start menu under Add remove programs you select AgrimagP2 and then click the uninstall button The AgrimagP2 software program consists of two independent sections The SERVICE section Service This section serves for overall remote configuration of the flowmeter You enter this section by clicking ...

Page 16: ...nd click OK TIME The next tab is Time Here you can enter the correct time DATE The third tab from the left is Date Here you can enter the correct date Settings are the same as TIME Tabs REAL TIME MEASUREMENT The 4 th tab is Real time measurement and it serves to view actual current flow The current flow is shown as the first item on top of this window but it is also depicted in the form of a graph...

Page 17: ...n CSV file This format file is standard output format for databases Examples open in Microsoft Excel Actual Error marked red Graphical representation of flow in time Actual flow and totalizers data Load data from AgrimagP2 Save data to cvs file Print the data ...

Page 18: ...ecial maintenance is not required however we strongly recommend 1 To check battery life at least once a year and change the 6 batteries if the meter shows low battery status 2 Do yearly mechanical cleaning of the sensor to remove any sedimentation from liner or electrodes That is enough to rub the inside the tube with a piece of emery cloth ...

Page 19: ...ement Ambient temperature 12 to 54ºC 10 to 130ºF Media temperature 0 to 60ºC 32 to 140ºF Display LCD 128 x 64 px graphical sleep mode Control 3 touch buttons Low flow cut off 2 of full scale Electronics protection NEMA 4X standard Other features Test of excitation coils Earthing through 3rd and 4th electrodes Empty pipe detection battery conservation Excitation frequency 1 1 67s Samples per Averag...

Page 20: ...Agrimag User Guide 19 V1 9 26 4 2019 12 Flowmeter dimensions A B C D E F 25 mm 100 130 80 25 4 139 7 41 402 50 mm 100 150 82 55 50 8 139 7 51 562 80 mm 100 180 111 76 2 185 64 8 ...

Page 21: ...fold x 1 Hose Barb M100125BRB 1 Manifold x 1 1 4 Hose Barb Socket weld 316 SS M100SWFSS 1 Manifold x 1 Socket weld fitting 50 mm PIPE CONNECTION PART NUMBER DESCRIPTION Male BSP M220BSP 2 Manifold x 2 Male BSP Female NPT M220FPT 2 Manifold x 2 Female NPT Male NPT M220MPT 2 Manifold x 2 Male NPT Male NPT 316SS M220150MPTSS 2 Manifold x 1 1 2 Male NPT SS M220MPTSS 2 Manifold x 2 Male NPT SS Flanged ...

Page 22: ...x 7 long Hose Barb M300A 3 Manifold x 3 Male QDC M300220BRB 3 Manifold x 2 Hose Barb M300BRB 3 Manifold x 3 Hose Barb Socket weld 316 SS M300SWFSS 3 Manifold x 3 Socket weld fitting M300375SWFSS 3 Manifold x 3 Socket weld Fitting 3 3 4 Clamps and gaskets PART NUMBER Size 25mm PART NUMBER Size 50mm PART NUMBER Size 80mm Clamp FC100 Pair FC220 Pair FC300 Pair Gasket M101G Pair EPDM M221G Pair EPDM M...

Page 23: ... way Check if the On Off button is working Check if the batteries are OK or replace the batteries is the display working now OK Yes Contact technical support Plug the new batteries in right way and start with check of this troubleshooting again Unplug one battery for 20 seconds and plug it again is the display working now OK Contact technical support No No No No Yes Yes Yes Yes Yes No Is the displ...

Page 24: ...ces of noise and check if the flow is stable now Show the display low battery status Yes Is the pipe totally full with measured liquid all the time Eliminate the electrical noise Empty pipe is confirmed Make better installation of the flowmeter Has the liquid minimal conductivity 20µS cm Electromagnetic flowmeter is not applicable for this liquid Contact technical support Are there bubbles in the ...

Page 25: ...any source of electrical noise near the flowmeter or pipe Turn off all sources of noise and check if the error persists Eliminate the high flow Check if the real flow is not bigger than maximum applicable flow Contact technical support Eliminate the electrical noise Yes No No No Yes Yes ...

Page 26: ...Agrimag User Guide 25 V1 9 26 4 2019 14 4 Trouble Error excitation Contact technical support 14 5 Trouble AD converter error Contact technical support ...

Page 27: ... Replace the batteries Install correctly Applies for Agrimag only 15 How to order your Agrimag AgrimagP AgrimagP2 Model Ordering code Description Agrimag AgrimagP AgrimagP2 1 2 Size 25 25mm 50 50mm 80 80mm Connections NPT NPT female MAN Manifold Example AgrimagP 25 NPT ...

Page 28: ...d the Arkon Flow Systems s r o Return Regulations and Warranty Conditions are an integral part of the Resellers contract and of any Order Confirmation Please see your Resellers contract or www arkon co uk Support section The Warranty sheet is part of the Packing note of any new goods sent For the claim or return procedure please consult our web site www arkon co uk or call the Arkon Flow Systems s...

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