DataLogger SETIER PHYSICO-CHEMICAL V0.0 Hardware EN

Attention

We invite you to refer to this document to assemble Datalogger SETIER V0.00 FLOWMETER Hardware Part. Be careful, when you use this datalogger, please not immerge totally the different physico-chemical sensors (except temperature sensor).

Attention

SETIER is a participative project open to all, it requires skills in electronics and to respect the safety rules. SETIER must be assembled in a professional context and by people competent in electronics. The SETIER team cannot be held responsible for any material or human damage which would be associated with the use or the assembly of Datalogger SETIER. The SETIER team cannot be held responsible if the equipment does not work after assembly.You may redistribute and modify this documentation and make products using it under the terms of the CERN-OHL-P v2 (https:/cern.ch/cern-ohl). This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN-OHL-P v2 for applicable conditions.

Technical data

Technical sensor properties	Specifications	Units	Probe	Associate probe
Supply voltage (VCC)	3.3 to 5.5	V	SEN0169-V2 Sensor	pH
Effective measuring range	0 to 14	pH unit	SEN0169-V2 Sensor	pH
Temperature range	0 to 60	°C	SEN0169-V2 Sensor	pH
Resolution	0.1	pH unit	SEN0169-V2 Sensor	pH
response time	< 1	min	SEN0169-V2 Sensor	pH
Probe lifetime	6	month	SEN0169-V2 Sensor	pH
Cable lenght	5	m	SEN0169-V2 Sensor	pH
Supply voltage (VCC)	3 to 5	V	DFR0300 Sensor	Conductivité
Effective measuring range	0 to 20	mS/cm	DFR0300 Sensor	Conductivité
Temperature range	0 to 40	°C	DFR0300 Sensor	Conductivité
Probe lifetime	6	month	DFR0300 Sensor	Conductivité
cable lenght	1	m	DFR0300 Sensor	Conductivité
Supply voltage (VCC)	5	V	SEN0464 Sensor	Potentiel Redox
Effective measuring range	-2000 to 2000	mV	SEN0464 Sensor	Potentiel Redox
Temperature range	5 to 70	°C	SEN0464 Sensor	Potentiel Redox
Accuracy (at 25°C)	10	mV	SEN0464 Sensor	Potentiel Redox
Supply voltage (VCC)	3.3 à 5	V	SEN0237 Sensor	Oxygène Dissous
Effective measuring range	0 to 20	mg/L	SEN0237 Sensor	Oxygène Dissous
Probe lifetime	12	month	SEN0237 Sensor	Oxygène Dissous
Membrane lifetime	1-2	month	SEN0237 Sensor	Oxygène Dissous
NAOH lifetime	1	month	SEN0237 Sensor	Oxygène Dissous
Cable lenght	2	m	SEN0237 Sensor	Oxygène Dissous

Assembly of the datalogger

Electronic board assembly

La première partie consiste à assembler les différentes cartes électronique composant le datalogger.

Material list

Name	How many	Picture
MKR MEM Shield	1
MKR Connector Carrier	1
MKR WIFI 1010	1
µSD card	1
I2C Hub	1
RTC Module	1
Voltage divider board	1
temperature sensor	1
Grove screw terminal	1
4.7 kOhm resistor	1
CR1220 lithium battery	1

Be careful, boards need to be connect on the right side (Pin 5V on Pin 5V for example).

1. Fix the MKR MEM Shield on the MKR Connector Carrier.

2. Fix the MKR WIFI 1010 on the MKR MEM Shield.

   

3. Insert the µSD card inside the MKR MEM SHIELD.

   

4. connect on the Serial Port of the MKR CARRIER the I2C Hub with a wire.

   

5. Take the RTC module and connect its wire inside. The order of connecting on the 4 divider board is not important.

   

6. Take the CR1220 lithium battery and set it on the RTC board.

   

7. Connect the otherside of the RTC wire on the I2C Hub. The connection order on the “I2C Hub” is not important.

   

8. Take the Voltage divider board and connect its wire inside.

   

9. Connect the other side of the Voltage divider wire inside the A5-A6 port of the MKR CONNECTOR CARRIER.

   

10. Take the temperature sensor, the grow screw terminal and the 4.7 kOhm resistor.

    

11. Fix the black wire on the GND port of the Grove Screw terminal, the red wire on the VCC port, and the white wire on the D1 port.

    

12. Connect one side of the resistor with the white wire on the D1 port and the other side one on the VCC port with the red wire.

    

13. Screw the grove screw terminal port with the different wire inside it.

    

14. Connect the grove screw terminal wire inside it, and the other side on the D0 port of the Arduino MKR CARRIER.

    

Mechanical Assembly

Material List

Name	How many	Picture
4 relay bord	2
SEN0169-V2(pH sensor)	1
DFR0300 (Conductivity sensor)	1
SEN0464(ORP sensor)	1
SEN0237-A(O2 sensor)	1
Wire Grove/Picot	4
Spacer (M2 and M3) 20 mm de long	+/-10 of each
Screw (M2 and M3)	+/-10 of each
Nuts (M2 and M3)	+/-10 of each
12 cm red/black multi-strand cable diameter 1,6 mm	1 of each color
12 cm red/black multi-strand cable diameter 3 mm	1 of each color
Crimp lug	2
Red banana plug (external diameter 12 mm)	1
Black banana plug (external diameter 12 mm)	1
Cable gland (external diameter 16 mm)	2
Box 344 x 289 x 117mm	1
PVC plate	1
Voltcraft power supply	1
Male µ USB/male USB-A wire	1
Push button (external diameter 14 mm)	1
Wire Picot/Picot (red and black)	10

For all this part, you can use the physico_chemical_datalogger_connexion.pdf file to see where you have to connect the different board of the datalogger.

1. Unstick the brown scotch of the different side of protection box of the 4 relay board.

   

2. Take the electronic board of the 4 relay board and fix it on the support provided with, using screw.

   

3. Take the 4 vertical side of the protection box, and insert it on the 4 relay board support. Then, take the top part and fix it using spacer provided with the 4 relay board.

   

4. Do the step 1 to 3 twice to have 2 **4 relay board.

5. Take a piece of wood, PVC, or some other non-conductive element, and cut it following the folder “Physico_Chemical_datalogger_hole.pdf” to do the fixing plate of the different datalogger board.

   

6. Drill the spacer hole, then fix the M2 and M3 spacer with nut for the M3 spacer and with screw for M2.

   

7. Fix the first relay board, with spacer at the back side (“following the physico_chemical_datalogger_hole.pdf”).

   

8. Fix the second relay board on the back side of the first one. For the 2 others holes, fix them on the spacer we have set before (“following the physico_chemical_datalogger_hole.pdf”).

   

9. Fix the Arduino MKR Carrier on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

   

10. Fix the temperature sensor grove screw terminal on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

11. Fix the I2C Hub on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

12. Fix the Push-button sensor grove screw terminal on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

13. Fix the RTC module on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

14. Fix the voltage divider board on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

15. Connect the wire from the I2C Hub to the 2 relay.

    

16. Take the conductivity sensor DFR0300. Connect on the board the BNC wire and the white side wire.

    

17. Take the picot/grove wire. Connect the yellow part on the blue output of the DFR0300 board wire.

    

18. Take 2 Picot/Picot wire (one black and one red). Connect one side of each of them on the red ouptut of the DFR0300 board wire for the red one, and on the black output of the DFR0300 board wire for the black one.

    

19. Scotch this 3 wire together for safety.

    

20. Connect the black wire from the sensor board to the left input of the first Relay board, first relay (SW1). Then, connect the black wire from the**MKR carrier connector** to the middle input of the first Relay board, first relay (SW1).

    

21. Connect the red wire from the sensor board to the left input of the second Relay board, first relay (SW1). Then, connect the red wire from the carrier connector to the middle input of the second Relay bord, first relay (SW1).

    

22. Connect the sensor carrier connector on the A3 input of the MKR CARRIER.

    

23. Take the O2 sensor. Connect on its electronics baord the BNC wire and the white side of the wire.

    

24. Take the Picot/grove wire you see bellow. Connect the yellow part on the blue output of the O2 board wire.

    

25. Take two picot/picot wire (one black and one red wire). Connect one side of each of them on the red ouptut of the O2 board wire for the red one, and on the black output of the O2 board wire for the black one.

    

26. Scotch this 3 wires together.

    

27. Connect the black wire from the sensor board to the left input of the first Relay board, second relay (SW2). Then connect the black wire from the carrier connector to the middle input of the first Relay bord, second relay (SW2).

    

28. Connect the red wire from the sensor board to the left input of the second Relay board, second relay (SW2). Then connect the red wire from the carrier connector to the middle input of the second Relay bord, second relay (SW2).

    

29. Connect the sensor carrier connector on the A2 input of the MKR CARRIER.

    

30. Take the ORP sensor. connect on OPR electronic board the white side of the wire. The otherside will be connected later.

    

31. Take picot/grove wire you see bellow. Connect the yellow part on the blue output of the ORP electronic board wire.

    

32. Take two picot/picot wire (one black and one red wire). Connect one side of each of them on the red ouptut of the ORP board wire for the red one, and on the black output of the ORP board wire for the black one.

    

33. Scotch this 3 wire together.

    

34. Connect the black wire from the sensor board to the left input of the first Relay board, third relay (SW3). Then connect the black wire from the carrier connector to the middle input of the first Relay bord, third relay (SW3).

    

35. Connect the red wire from the sensor board to the left input of the second Relay board, third relay (SW3). Then connect the red wire from the carrier connector to the middle input of the second Relay bord, third relay (SW3).

    

36. Connect the sensor carrier connector on the A1 input of the MKR CARRIER.

    

37. Take the pH sensor SEN0169_V2. Connect on electronic board the BNC wire and the white side of the wire.

    

38. Take picot/grove wire you see bellow. Connect the yellow part on the blue output of the SEN0169_V2 board wire.

    

39. Take two picot/picot wire (one black and one red wire). Connect one side off each of them on the red ouptut of the SEN0169_V2 board wire for the red one, and on the black output of the SEN0169_V2 board wire for the black one.

    

40. Scotch this 3 wire together.

    

41. Connect the black wire from the sensor board to the left input of the first Relay board, fourth relay (SW4). Then connect the black wire from the carrier connector to the middle input of the first Relay bord, fourth relay (SW4).

    

42. Connect the red wire from the sensor board to the left input of the second Relay board, fourth relay (SW4). Then connect the red wire from the carrier connector to the middle input of the second Relay bord, fourth relay (SW4).

    

43. Connect the sensor carrier connector on the A0 input of the MKR CARRIER.

    

44. Fix the ORP sensor board on the PVC support (“following the physico_chemical_datalogger_hole.pdf”).

    

45. Take the box and drill 5 holes : 3 for the Conductivity, O2 and pH sensor BNC connexion (size of the hole “M12”), and 2 for for the Temperature and ORP sensor output (size of the hole “M16”). Be careful, this hole needs to be on the side where you’re gonna have your relay in the box, use wood protection inside the box.

    

46. Drill 2 holes (size of the hole “M12”) on the other side of the box to set the banana connect later. Be careful, this hole needs to be on the side where you’re gonna have your Arduino boards in the box, use wood protection inside the box.

    

47. Drill 1 holes (size of the hole “M14”) on the voltage divider side of the box to set the push button later.

    

48. Put the PVC support inside the box.

    

49. Insert the different BNC connect of the sensor in the 3 holes, following this sequence : pH, O2, Conductivity.

    

50. Fix all the BNC connector with a seal and a nut.

    

51. Cut 12 cm of red wire diameter 3 mm. use a stripped clamp for 1 cm of both side of the wires.

    

52. Cut 12 cm of black wire diameter 3 mm. use a stripped clamp for 1 cm of both side of the wires.

    

53. Take 1 crimp lug. use a crimping tool to set one pod on red wire diameter 3 mm.

    

54. Take 1 crimp lug. use a crimping tool to set one pod on black wire diameter 3 mm.

    

55. Set the red banana connect inside his hole. Then, connect the red wire on the red banana connector with the pod side, then screw the nut after. Do the same for the black banana connect (Ground).

    

56. Connect the otherside of the red wire diameter 3 mm from the banana connect and the red wire wire from the voltage divider in the Vin outlet of the MKR CARRIER. Then connect the black wire from the banana connect and the black wire from the voltage divider in the GND outlet of the MKR CARRIER.

    

57. Set the “push button” inside his hole, and use a nut to make sure it didn’t move.

    

58. Connect both wire of the “** push button**” on the Grove board (one of the wire need to be connect to the VCC port and the other to the D2 port), then screw it. The wire connection place is not important.

    

59. Set a cable gland on the both hole remaining. One is for the ORP sensor wire, and the other one is for the temperature sensor.

    

60. Set the “ORP sensor” wire inside the cable gland (from outside to inside the box), then, screw them on the screw terminal block. ** caution: the blue and red cables must not touch each other as this could damage the sensor.**

    

61. Set the “Temperature sensor” inside the cable gland (from inside to outside the box). Then, connect the other different sensor on the BNC.

    

62. Close the box. The Physico-chemical datalogger is ready to be use. Please be careful, the datalogger need to be powered by a 12V direct current, use an adapted power supply.