Reed Instruments SD-230 SD 230 ph/ORP Meter Data Logger Water Quality Meter

The Reed SD-230 ph/ORP Meter has data logging capabilities and can measure ORP & ph levels in water.

• Measures ORP and pH levels in water
• Automatic or manual temperature compensation (w/ ATC probe - optional)
• Automatic three pt. calibration for pH10.0, pH7.0 and pH4.0
• Data hold
• Max - Min record
• SD memory card (optional) real time datalogger 
• No additional software required, simply plug your SD card into your PC and download directly into EXCEL
• Backlit LCD 
• Automatic or manual power down 
• RS232 and USB computer interface