Details

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Model	PD120 pH/ORP/DO/Temperature (°C/°F)	PD220 pH/ORP/DO/Temperature (°C/°F)
pH Range	-2.00 to 16.00 pH
Resolution	0.01 pH
Accuracy	± 0.01 pH
Calibration Points	USA & NIST (Up to 5) / DIN (Up to 6)
pH Buffer Groups	USA, NIST, DIN
ORP Range	± 2000 mV
Resolution	0.1 mV (< ±1000 mV), 1 mV (≥ ±1000 mV)
Accuracy	±0.3 mV or (< ±1000 mV), 0.3% of reading (≥ ±1000 mV)
Calibration Option	Yes
Dissolved Oxygen (DO) Range	0.00 to 20.00 mg/L 0.0 to 200.0 %
Resolution	0.01 mg/L or 0.1 %
Accuracy	±0.1 mg/L
Salinity Compensation	0.0 to 40.0 ppt
Barometric Pressure Compensation	Yes
DO Probe Type	Galvanic integrated with temperature sensor
Calibration Points	Up to 2
Temperature Range	-30.0 to 130.0 °C / -22.0 to 266.0 °F
Resolution	0.1 °C / °F
Accuracy	± 0.5 °C / ± 0.9 °F
Calibration Option	Yes
Memory Data	500	1000
Auto Data Log	•	•
Real-time Clock	-	•
Date & Time Stamp	-	•
Auto Hold, Auto Stable, Real Time	•	•
Offset & Average Slope Display	•	•
Calibration Alarm (1 to 90 days)	•	•
Auto Shut-Off (1 to 30 mins.)	•	•
Electrode Status	•	•
Diagnostic Messages	•	•
Software Upgrade1	•	•
PC Communication1	-	•
Printer Communication2	-	•
Meter Inputs	BNC, phono
Display	Custom LCD with backlight
Housing	IP67, shock & scratch resistant, non-slip
Power Requirement	2 x AA batteries
Battery Life	> 500 hours
Meter Dimensions	160 (L) x 80 (W) x 40.60 (H) mm
Meter Weight	Approx. 260g (with batteries) / 216g (without batteries)
Meter Kit*	PD210-K Waterproof pH/ORP/DO/Temp Handheld Meter Kit (3200779534) PD210 Meter 9652-20D Gel pH electrode, 2 m cable 9552-20D Galvanic DO probe, 2 m cable 4.01, 7.00, 10.01 pH Buffers (60 ml each) 2 x AA Batteries Electrode Adapter Carrying case Manual & Quick Guide	PD220-K Waterproof pH/ORP/DO/Temp Handheld Meter Kit (3200779535) PD220 Meter 9652-20D Gel pH electrode, 2 m cable 9552-20D Galvanic DO probe, 2 m cable 4.01, 7.00, 10.01 pH Buffers (60 ml each) 2 x AA Batteries Electrode Adapter Carrying case Manual & Quick Guide

• Available  — Not available *Meter kit with NIST pH buffers is available upon request. Add ‘N’ suffix to order code. 1 Via PC (USB) cable PN 3200779639 2 Via Printer (RS232) cable PN 3200779638