TURTLE
TOUGH
®
turtletoughsensors.com
MANUAL
DSS HANDHELD FIELD
COMMUNICATOR
Conductivity
C O N
Страница 1: ...TURTLE TOUGH TURTLE TOUGH turtletoughsensors com MANUAL DSS HANDHELD FIELD COMMUNICATOR Conductivity CON ...
Страница 2: ...S sensor On Battery life 6 hrs Alkaline or 12 hrs Lithium Auto shutdown after 25 seconds without communication Interface Smart Digital DSS Modbus RTU Conductivity EC Sensors Baud rate 9600 or 19 200 kbps selectable CE mark EN61326A Number of seconds until auto shutdown starts from when sensor is disconnected from HFC DSS Handheld Field Communicator for Conductivity DSS Sensors The Handheld Field C...
Страница 3: ...ons and adjust values Mode key is used to make selections and save entries View key provides additional information for the given LED mode see table for details on use of View Once baud rate and node of connected sensor are entered all parameters are automatically loaded for zero configuration plug and play use in the field 3 digit display Use Up or Down buttons to scroll available options and adj...
Страница 4: ...times nominal cell constant yields effective apparent calibrated cell constant in field use Per Sensor Dampener Smoothing dampener output delay Sets number of seconds to be used for dampener for process value s 1 2 3 4 5 8 10 15 20 or 30 Seconds 10 Dampen 1 Delay Step Change Up Down button Sensitivity setting increment for each time the Up or Down button is depressed Choices 0 05 0 10 0 20 0 5 1 0...
Страница 5: ...iew in Reading mode to set minutes before automatic shutoff occurs Modbus Com Battery Low LED The Modbus Com LED is illuminated briefly each time that a communication packet is sent or received The Battery Low LED will at first flash as warning and then illuminate continuously when the 9V battery should be replaced o MUST Change 9V battery when LED is illuminated to ensure valid readings and calib...
Страница 6: ...ode scanning and changing node Initial node of 0 will be shown press Mode when node address is 0 to exit scan mode Select starting address for scan with Up or Down keys Node address scrolled in increments of 10 For example pressing Up key gives address of 1à10à20à30 and so forth while pressing Down key gives addresses of à240à230à220 and so forth Press Mode to begin scan Scanning is always perform...
Страница 7: ... temperature is calibrated by pushing the Up or Down buttons when in the temperature display C mode Calibration of DSS Conductivity Sensors with Handheld Field Communicator 1 Use the Mode button to toggle to Offset LED to perform the zero dry in air calibration The sensor should be completely dry and clean before starting this calibration Pressing Up or Down key will initiate an auto calibration 2...
Страница 8: ...Temp LED mode the offset in C for current temp calibration is shown when the View key is pressed In Cal Offset LED mode the offset for the dry in air zero calibration is shown when the View key is pressed In Cal Slope LED mode the current gain for the connected DSS conductivity sensor is shown The limits for the gain on the nominal cell constant of the given sensor is from 0 300 to 1 700 o The cal...
Страница 9: ...set Adjust Temperature Calibrated Temperature Value Limit 25 0 C from raw value The temperature to which reading is adjusted is sent as 0 to 2 500 corresponding to 40 0 to 210 0 C Reset Calibrations Temp Comp Coefficient Will reset all user adjustable sensor calibrations back to factory default values Adjustable from 0 00 to 9 99 per C as appropriate for measured sample Offset to create true zero ...
Страница 10: ...500 0 02 4 000 0 08 40 2 000 1 333 33 1 000 0 05 10 000 0 2 100 5 000 3 333 33 2 500 0 10 20 000 0 4 200 10 000 6 666 67 5 000 0 20 40 000 0 8 400 20 000 13 333 33 10 000 0 50 100 000 2 1 000 50 000 33 333 33 25 000 1 00 200 000 4 2 000 100 000 66 666 67 50 000 2 00 400 000 8 4 000 200 000 133 333 33 100 000 3 00 600 000 12 6 000 300 000 200 000 00 150 000 5 00 1 000 000 20 10 000 500 000 3333 33 ...
Страница 11: ...able range may be limited by the choice of cell constant and range mode in which the sensor is operated Other types of total dissolved solids TDS for other electrolytes or electrolyte mixtures can be programmed into the sensor on a special order basis minimum order requirements apply for such special programming requests Inquire to the factory if you have need for such special TDS units for your s...
Страница 12: ...which is 1 of ultralow range mode for the given cell and the associated MegaOhm units Measurements can be performed below the recommended minimum temperature with an associated higher uncertainty for those situations For ultralow range conductivity sensors the 5th read input register 30005 sends the computed resistivity MegaOhm MΩ using the user defined linear automatic temperature compensation AT...
