Home Page Online Supply - Books, Videos and Tools for the Electrical and Construction Trades
 VisaMastercardAmerican ExpressDiscoverPayPal

  Print Order Form 
Reed Instruments - Test and Measurement Equipment


REED SD-4307
Conductivity/TDS/Salinity Meter Datalogger


  • Measures conductivity, total dissolved solids (TDS) and salt levels in water
  • Carbon rod electrode for a long operating life
  • Automatic temperature compensation
  • Temperature coefficient of measurement solution is user selectable
  • Easy to read LCD with backlight
  • Data hold and Max/Min record
  • Real time data logger with integral SD memory card (OPTIONAL)
  • Just plug the SD card into the computer and it downloads directly to EXCEL
  • RS-232 and USB computer interface
  • Auto or manual power off
  • Includes Probe and Hard Carrying Case
  • NIST Traceable Certification Available


  • Conductivity Range: 200μS, 2mS, 20mS, 200mS
       Resolution: 0.1μS, 0.001mS, 0.01mS, 0.1mS
    Accuracy: ±(2% f.s. +1 digit)
  • TDS Range: 200, 2000, 20,000, 200,000 ppm
       Resolution: 0.1, 1, 10, 100 ppm
       Accuracy: ±(2% f.s. +1 digit)
  • Salinity Range: 0 to 12% salt (% weight)
       Resolution: 0.01% salt
       Accuracy: ±0.5% salt
  • Auto Sampling Time: Auto, 1 second to 9 hours
  • Memory Card: SD memory card, 1 GB to 16 GB
  • Power Supply: 6 x 1.5V UM3/AA batteries
  • Dimensions: 7.0 x 2.7 x 1.9 in
  • Weight: 1.13 lb

REED SD-4307 Conductivity/TDS/Salinity Meter Datalogger


Spec Sheet (PDF)

NIST Traceable Certification Available

NIST Traceable Certification Available - (Optional)

Note: NIST Certification may delay shipment by 1 - 3 Days

Orders over $300 ship FREE to 48 States


SD-4307 Conductivity Meter Datalogger


REED SD-4307 Conductivity/TDS/Salinity Meter Datalogger

SD-4307 Conductivity Meter w/ NIST


REED SD-4307 Conductivity/TDS/Salinity Meter Datalogger w/ NIST

Optional Accessories:

 Optional 4GB SD Memory Card

Optional SD Card

PC Software


8 Channel Windows Compatible Software

USB Adapter Cable


USB-01 Cable

Orders over $300 ship FREE to 48 States

REED pH / ORP / Conductivity / Dissolved Oxygen / Water Quality Meters:

pH / ORP / EC / DO / TDS Meters

REED SD-230 PH/ ORP Meter/ Datalogger
Meter/ Datalogger
pH Electrodes for REED pH Meters
pH Electrodes
for REED pH Meters
REED SD-4307 Conductivity/TDS/Salinity Meter Datalogger
SD-4307 Conductivity/
TDS/Salt Datalogger
pH Buffer Solution
Buffer Solutions

*  *  *  *  *  *  *

>> REED Test Equipment     >> more pH, ORP, Conductivity & Water Quality Meters
> Anemometers/ Air Flow Meters
> Calibrators
> Circuit Breaker Finders/ Tracers
> Clamp-On Meters/ Accessories
> DataComm Testers & Certifiers
> Electrical Testers
> Electrical / HVAC Test Kits
Environment Meters
> Force / Hardness Gauges
Gas Detectors
Ground Resistance Testers
Humidity Meters
Insulation Resistance Testers
IR (Infrared) Thermometers
Leak Detectors
Light Meters
> Megohmmeters
> Moisture Meters
> Multimeters & Accessories
> Multi-Function Meters
> PH /ORP / DO / Conductivity
> Phase Sequence Testers
> Power Quality Analyzers
> Solar Power Meters
Sound Level Meters
> Tachometers
> Thermal Imaging Camera
> Thermometers
> Thickness / Torque / Vibration
> Underground Locators
> Video Inspection Tools
> Voltage Sensors
> Water Quality Meters
Wire Tracers

Order Online
Order online: Secure ServerAdd the item(s) to your shopping cart and submit your order online through an encrypted secure server. Major Credit Cards and PayPal are accepted.

Mail your Order Order offline: Print an offline order form and Mail or Fax your order to us.

Subscribe to Our Newsletter
 Subscribe to Our Newsletter for New Product info, Announcements & Specials

Contact us

VisaMastercardAmerican ExpressDiscoverPayPal
Policy/Contact info


Arc Flash Clothing (PPE)    Automotive    Blue Print Reading    Building Codes    Business/Office    Calculators/Measuring    DataComm-VDV Concrete    Construction    Cost Guides    Electrical 1   2     Electrical Exam Prep    Electrical-Supplies   Electrician-Tools    Electronics Emergency / Rescue    Estimating     Fire / Firefighting    Gifts    Green Bldg    HazMat    Hobby    HVAC-R    HVAC Exam Prep    HVAC-Tools   Inspection   Insulated-Tools   Legal   Low-Voltage   Maintenance   Motor Control / PLC    New / Specials    Plumbing   PPE    Rack-A-Tiers   Safety    Small-Engines    SmartBox    Software    Spanish    Test-Equipment    Tools    Utility    Voice-Data-Video    Welding    Work-Gear

Home ] Contents ] Feedback ] Search ] [ News ]

VisaMastercardAmerican ExpressDiscovereCheckPayPal

Order Form
Policy/Contact info