LAQUA PD220

• Automatic pH calibration - up to 5 points (NIST, USA pH buffers) / up to 6 points (DIN pH buffers)
• 0.01 pH resolution
• Offset and average slope display 
• Automatic / manual temperature compensation and temperature calibration function
• ORP calibration option
• Dissolved oxygen (DO) concentration in ppm (mg/L) and % saturation
• 0.01 mg/L or 0.1% DO resolution
• Compensates salinity, temperature, and atmospheric pressure 
• Up to 2 DO calibration points 
• With real-time clock and date/time stamp for GLP compliance
• Auto log data; built-in memory can store up to 1000 data
• Auto shut-off (programmable: up to 30 minutes)
• Auto stable, auto hold, and real time measurement modes
• Calibration alarm (programmable: up to 90 days)
• Built-in electrode holder allows 2 electrodes to be attached
• Monochrome LCD with white LED backlight: 50 x 50 mm
• Phono jack output for connecting the meter to computer via PC (USB) cable for data collection and to printer via printer (RS232) cable for printout 
• Casing is IP67 waterproof/dustproof, shock & scratch resistant, non-slip
• Powered by 2 x AA batteries
• Packaged with electrodes and calibration solutions in carrying case
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Meter Kit Available 

PD220-K

Package Details:

• LAQUA PD220 dual channel pH/ORP/DO/Temp meter
• 2 x AA batteries
• Manual and quick guide
• 9652-20D plastic-body, gel-filled pH electrode with integrated temperature sensor, 2m cable
• 9552-20D Galvanic DO probe with integrated temperature sensor, 2m cable
• pH 4.01, 7.00, 10.01 buffers (60ml each)
• Electrode adapter
• Carrying case