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In-situ RDO PRO-X, Operator'S Manual, Page: 15 / 29

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In-situ RDO PRO-X Operator'S Manual Download Page 15

15

Analog (4-20 mA) 3-wire

Signal

Color

Ground/Return

Black

External Power (12-36
VDC)

Red

4-20 mA

Brown

Cable length must not exceed 1219 m (4000 ft.)
Analog signal must be enabled in Win-Situ 5 Software or the Comm Kit Software prior to
use.

Summary of Contents for RDO PRO-X

Page 1: ...itu In Situ logo Baro Merge BaroTROLL HERMIT HydroVu iSitu Pocket Situ RDO RuggedCable RuggedReader SmarTROLL TROLL VuSitu and Win Situ are trademarks or registered trademarks of In Situ Inc 2008 2015...

Page 2: ...is a registered trademark of Intel Tefzel and Delrin are registered trademarks of E I DuPont de Nemours and Company Viton is a registered trademark of DuPont Dow Elastomers Kellems is a registered tra...

Page 3: ...tain Desiccant 13 6 Controller Requirements and Connections 14 Wiring Overview 14 Analog 4 20 mA 3 wire 15 SDI 12 3 wire 16 Modbus Master with Built in RS485 17 Modbus Master with Built in RS232 Conve...

Page 4: ...bration Slope and Offset 25 Entering Calibration Registers 25 Calibration Calculations 26 10 Service 27 Sensor Health Table 27 11 Appendix A Communication Device 28 Install and Open the Software 28 Co...

Page 5: ...s Modbus RS485 4 20 mA SDI 12 Max power consumption 50 mA at 12 VDC Measure current 6 mA typical at 24 VDC Idle current no measurement or communication 160 A typical at 24 VDC Maximum cable length Up...

Page 6: ...technology for DO measurement System Description The RDO PRO X system consists of the following items l Black probe body with removable nose cone l Optical RDO X Sensor Cap Classic Cap or Fast Cap l T...

Page 7: ...he Probe 1 Remove the probe from the box and other packaging materials 2 Unscrew the nose cone from the probe and remove the red protective dust cap from the sensor Save the dust cap for later use 1 D...

Page 8: ...midity inside the cap Keep the cap in its sealed package until you are ready to install it Install promptly Ensure that O ring grooves are dry and that the O ring is not rolled or pinched inside the c...

Page 9: ...with approximately 10 mL water 3 Gently dry the instrument and sensing material with a paper towel making sure there is no water or debris on the instrument or on the sensing surface 4 Place the inst...

Page 10: ...n 1 Fill line 2 Temperature sensor 2 Place the instrument into the solution Leave at least 13 mm 0 5 in between the surface of the sensing material and the bottom of the chamber 3 Ensure that the temp...

Page 11: ...RDO PRO X Probe is internally threaded 1 11 NPT and can be attached to a male threaded pipe When deployed make sure that the nose cone and thermistor are completely submerged 1 10 m cable attached 2 T...

Page 12: ...rial Clean the Probe With the RDO cap installed on probe gently scrub the probe with a soft bristled brush or nylon dish scrubber Use Alconox to remove grease or other matter Soak in vinegar and DI wa...

Page 13: ...Desiccant installed in a controller or transceiver protects probe electronics from condensation A desiccant pack changes color from blue to pink as it becomes saturated with moisture It is extremely i...

Page 14: ...85 Modbus l RS232 to Modbus Wiring Overview Refer to diagrams on the following pages Trim and insulate unused wires The shielded wire should be connected to a chassis ground or earth ground The inside...

Page 15: ...3 wire Signal Color Ground Return Black External Power 12 36 VDC Red 4 20 mA Brown Cable length must not exceed 1219 m 4000 ft Analog signal must be enabled in Win Situ 5 Software or the Comm Kit Soft...

Page 16: ...16 SDI 12 3 wire Signal Color Ground Return Black External Power 9 6 16 VDC Red RS485 Green RS485 Blue SDI 12 White Cable length must not exceed 60 96 m 200 ft...

Page 17: ...17 Modbus Master with Built in RS485 Signal Color Ground Return Black External Power 12 36 VDC Red RS485 Green RS485 Blue Cable length must not exceed 1219 m 4000 ft...

Page 18: ...Required Signal Color Ground Return Black External Power 12 VDC voltage limited by converter Red RS485 Green RS485 Blue Cable between converter and master must not exceed 60 96 m 20 ft Cable between m...

Page 19: ...ut can be continuous in Modbus or SDI 12 mode as long as Modbus device register 9507 is set to 1 Communications The device automatically switches between Modbus and SDI 12 modes depending on which of...

Page 20: ...Status Registers Register Size Mode Access Level R W Data Type Description 0005 3 R1 time Cap start date time 0 no cap 0008 3 R1 time Cap end of usable life date time 0 no cap Device Specific Register...

Page 21: ...C default 2 F 0050 1 R1 ushort Data quality ID 0051 2 R1 W3 float Offline sentinel value default 0 0 0053 1 R1 16 bits Available units 0x00030 3 Dissolved Oxygen Saturation 0054 2 R1 float Measured v...

Page 22: ...22 Dissolved Oxygen Equations Dissolved Oxygen Concentration DO concentration is internally calculated in mg L Conversion to other units is as follows...

Page 23: ...23 Dissolved Oxygen Saturation...

Page 24: ...etric pressure is used in the calculation of percent saturation and to determine the theoretical saturation point during calibration Values must be written in millibars in the range 506 625 to 1114 67...

Page 25: ...se registers have reached equilibrium record them in their respective 0 saturation calibration registers If a zero calibration is not to be performed these registers can be set to zero or left at thei...

Page 26: ...26 Calibration Calculations...

Page 27: ...Health Table The following error messages appear in the software and the data file when a sensor issue has been detected Abbreviation Data Quality ID Text Description None 0 None Normal Data Quality U...

Page 28: ...ce The Communication Device connects a stripped and tinned probe to a computer via USB connection 1 Disconnect the instrument from the PLC 2 The communication device includes an electrical connection...

Page 29: ...29 Declaration of Similarity...

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