Reed Instruments R3100SD User manual

Data Logging
Conductivity/
TDS/Salt
Meter
Instruction
Manual
R3100SD
REED Instruments
1-877-849-2127 | [email protected] | www.reedinstruments.com

2
Table of Contents
Introduction ................................................................................................ 3
Product Quality........................................................................................... 3
Safety ......................................................................................................... 4
Features...................................................................................................... 4
Included...................................................................................................... 4
Specications..........................................................................................4-5
Instrument Description ............................................................................... 6
Display Description .................................................................................... 7
Operating Instructions...........................................................................8-10
Power ON/OFF ...................................................................................... 8
Selecting Measurement Modes ............................................................. 8
Conductivity Measurement .................................................................8-9
Manual Ranging ..................................................................................... 9
Zero Adjustment .................................................................................... 9
TDS Measurement ................................................................................. 9
Salt Measurement.............................................................................9-10
Data Hold ............................................................................................. 10
Recording Maximum and Minimum Readings..................................... 10
Backlight .............................................................................................. 10
Setup Mode.........................................................................................11-14
Formatting the SD Card (Sd F)......................................................11-12
Setting the Time and Date (dAtE)....................................................... 12
Setting the Data Logging Sampling Rate (SP-t) ................................. 12
Enabling/Disabling Auto Power Off (PoFF)......................................... 13
Enabling/Disabling the Beeper (bEEP) ............................................... 13
Setting Data Decimal Format (dEC).................................................... 13
Selecting the Temperature Unit of Measure (t-CF)............................. 14
Setting CD Temperature Compensation Factor (PEr C) ..................... 14
ESC .................................................................................................... 14
continued...
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Verify Set Time and Date.................................................................... 14
Verify Sampling Rate .......................................................................... 14
Data Logging.......................................................................................15-17
Data Recording Modes....................................................................... 15
Manual Data Logging Mode ............................................................... 15
Automatic Data Logging Mode .......................................................... 16
Transferring Data from the SD Memory Card to a Computer........16-17
Calibration.......................................................................................... 17
Clearing Conductivity Calibration Data.............................................. 18
Data Stream Output ............................................................................18-19
3.5mm Terminal to RS-232 Serial Connection ................................... 19
System Reset ........................................................................................... 19
Battery Replacement................................................................................ 19
Applications.............................................................................................. 20
Accessories and Replacement Parts ....................................................... 20
Frequently Asked Questions (FAQ's)...................................................20-21
Product Care ............................................................................................ 21
Product Warranty ..................................................................................... 21
Product Disposal and Recycling .............................................................. 22
Product Support....................................................................................... 22
Introduction
Thank you for purchasing your REED R3100SD Data Logging
Conductivity/TDS/Salt Meter. Please read the following instructions
carefully before using your instrument. By following the steps outlined in
this manual your meter will provide years of reliable service.
Product Quality
This product has been manufactured in an ISO9001 facility and has been
calibrated during the manufacturing process to meet the stated product
specications. If a certicate of calibration is required please contact the
nearest authorized REED distributor or authorized Service Center. Please
note an additional fee for this service will apply.
REED Instruments
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4
Safety
Never attempt to repair or modify your instrument. Dismantling your
product, other than for the purpose of replacing batteries, may cause
damage that will not be covered under the manufacturer's warranty.
Servicing should only be provided by an authorized service center.
Features
 
 
 
 
 
 
 
 
Included
 
 
 
Specifications
Conductivity
Measuring Range: 200µS/cm, 2mS/cm,
20mS/cm, 200mS/cm
Accuracy: ±(2%FS +1 dgt)
Resolution: 0.1µS, 0.001mS, 0.01mS, 0.1mS
TDS (Total Dissolved Solids)
Measuring Range: 200, 2000, 20,000, 200,000 ppm
Accuracy: ±(2%FS +1 dgt)
Resolution: 0.1, 1, 10, 100 ppm
continued...
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5
Salinity
Measuring Range: 0 to 12% (% weight)
Accuracy: ±0.5% salt
Resolution: 0.01% salt
Temperature:
Measuring Range: 32 to 140°F (0 to 60°C)
Accuracy: ± 1.5°F ( ±0.8 °C)
Resolution: ± 0.1°F ( ±0.1 °C)
General Specifications
Display: Dual Display, LCD
Backlit Display: Yes
 
Min: Yes
 
Datalogging Capabilities: Yes
Real-Time Clock and
Date Stamp: Yes
Sampling Rate: Yes (1 second to 8 hours, 59 minutes
and 59 seconds)
 
SD card (optional)
Auto Shut-off: Yes (after 10 minutes/off)
Kick Stand: Yes
Tripod Mountable: Yes
Low Battery Indicator: Yes
 
Data Output: Yes (RS-232)
Battery Life: Sampling Time Dependent
Product Certications: CE
Operating Temperature: Meter: 32 to 122°F (0 to 50°C)
Probe: 32 to 140°F (0 to 60°C)
Storage Temperature: 14 to 140°F (-10 to 60°C)
 
 
Weight: 1.1lb (515g)
REED Instruments
1-877-849-2127 | [email protected] | www.reedinstruments.com

6
Instrument Description
POWER HOLD
ESC
REC
ENTER
B
A
TIME
SAMPLING
CHECK
FUNCTION
LOG/SET
Conductivity/TDS/
Salinity Meter
SD Series Data Logger
R3100SD
2
3
4
5
6
7
8
910
11
12
13
14
15
16
1. POWER/Backlight Button
2.

3. TIME Button
4. SD Card Slot
5. LCD Display
6. /ESC/A Button
7. REC/ENTER/B Button
8. Down/ Button
9. 
 Button
10. RS-232 Output Jack
11. Reset Pin
12. Power Adapter Input Jack
13. Tripod Mounting Screw
14. Battery Cover
15. Kickstand
16. Probe Input Jack
REED Instruments
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7
Display Description
3
6
7
9
8
10
1213
11
uS
mS
x10
1. Measurement Reading
Indicator
2. Date & Time Values/
Temperature Measurement
Reading
3. Date/Time Stamp
4. Data Logging Status
Indicator
5. SD Card Status Indicator
 
7. PPM Multiplication Range
Indicator
8. Conductivity Measurement
Indicator
9. Parts per million Measurement
Indicator

Indicators
11. Record Mode Indicator

13. Low Battery Indicator
REED Instruments
1-877-849-2127 | [email protected] | www.reedinstruments.com

8
Operating Instructions
Power ON/OFF
Turn the meter on by pressing the POWER button. To turn the meter off,
press, hold and release the POWER button for 2 seconds.
Note: 
adapter (sold separately).
Selecting Measurement Modes
The R3100SD offers 3 measurement modes:
 
 
 
1. When the meter is on, press the 


2. Release the button to conrm selection.
Note: At start up, the meter's default settings are:
 
 
 
 
 
 
Conductivity Measurement
1. Connect the conductivity probe into the input jack.
 Selecting Measurement Modes for details).
 
solution under test.
4. Shake the probe to let the probe's internal air bubble drift out from
under the sensing head.
continued...
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5. The top of the LCD display will indicate the conductivity mS (μS)
value while the lower part of the LCD will display the solution
temperature value.
Note: The zero adjustment function can only be used when the measured
value is less than 10 digits.
Manual Ranging
Press the Function button to toggle between the ranges 200μS/cm,
2mS/cm, 20mS/cm, 200mS/cm and Auto Range.
Zero Adjustment
Follow the steps below if the display does not indicate a zero value when
the probe is not immersed in any solution.
1. Press and hold the 
 
zero value.
Note: The Zero function is only valid for the 200μS range and not when
the zero value is <2.0μS.
TDS Measurement
1. Connect the conductivity probe into the input jack.
 Selecting Measurement Modes for details).
 
solution under test.
4. Shake the probe to let the probe's internal air bubble drift out from
under the sensing head.
5. The top of the LCD display will indicate the total dissolved solids
value while the lower part of the LCD will display the solution
temperature value.
Salt Measurement
1. Connect the conductivity probe into the input jack.
 Selecting Measurement Modes for details).
 
solution under test.
continued...
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10
4. Shake the probe to let the probe's internal air bubble drift out from
under the sensing head.
5. The LCD display will indicate the salt value in % of weight.
Data Hold
1. While taking a measurement, press the HOLD button to freeze the
current readings on the display.
 
3. Press the HOLD button again to resume normal operation.
NotePOWER
button are disabled.
Recording Maximum and Minimum Readings
1. Press the REC button to enter recording mode as indicated by

and minimum readings.
2. While in recording mode;
A) Press the REC

B) Press the REC button again and the minimum value will appear

 
hold the REC button for two seconds.
When in recording mode the POWER button is disabled
and the meter cannot be turned off.
Backlight
After powering the meter ON, the LCD Backlight will turn on automatically.
Press the  button to turn the LCD Backlight on or off.
REED Instruments
1-877-849-2127 | [email protected] | www.reedinstruments.com