Ohaus 30378543 ST400D Dissolved Oxygen Meter with Probe

ST400D, a practical, affordable, low-maintenance DO portable meter equipped with optical technology - ideal for applications that require simple yet accurate DO measurements.

Features:

• The optical probe requires minimal maintenance - frequent membrane replacement not needed. Also, warm up and stirring of samples when taking measurements is not required.
• Equipped with a color LCD display, the ST400D is designed to fit comfortably in the palm of your hands. The automatic/manual endpoints enable easy recall of last calibration data and stored information with one touch.
• Simple calibration process offers quick delivery of measurements, and automatic temperature and barometric pressure compensation ensure accurate results.

Package includes:

• 400D Meter with IP54 Sets
• Electrode Clip
• Wrist Strap 
• 4 AAA Batteries
• STDO21 Probe

For more information, please see Data Sheet and Manual