Specifications
AC AdapterOptional
Accuracy (Ion)±0.5 % full scale (monovalent); ±1 % full scale (divalent)
Accuracy (Temperature)±0.5°C/±0.9°F
Accuracy (mV)±0.2 +2 LSD or +0.5 % of reading, whichever is greater
Accuracy (pH)±0.01
Battery Life>500 hr. (without backlight)
Battery Type2 x AA batteries (included)
DescriptionpH 450 Meter Only: Meter, Grip-Clip™, two AA batteries
Dimensions (L x W x H)Meter: 7 7/8 x 3 1/8 x 2 1/4 in (20 x 8.3 x 5.7 cm), Boxed: 9 1/8 x 9 1/8 x 2 3/4 in (23 x 23 x 7 cm)
IP RatingIP67
IncludesReal-Time Clock: Time and date stamp on calibration and stored data
MemoryStores up to 500 data sets
OutputsUSB, RS-232
Range (Ion)0.0 to 2000 ppm
Resolution (Ion)0.01 / 0.1 / 1 ppm
Resolution (Temperature)0.1°C/°F
Resolution (mV)0.1 mV ±999.9 mV; 1 mV beyond
Temperature CompensationAutomatic/Manual (-10°C to 110°C)
Temperature Probe CalibrationOffset in 0.1 increments, ±10 °C or ±18 °F
Temperature Range (English)14.0°F to 230.0°F
TypepH Meter
Weight (English)Meter: 1 lb., Boxed: 1.4 lb.
Weight (Metric)Meter: 0.5 kg, Boxed: 0.7 kg
CalibrationmV: ±200 mV, Ion: From 2 to 4 or 2 to 5 points: 0.10, 1.00, 10.0, 100.0 & 1000 / 0.20, 2.00, 20.0
Calibration PointsUp to 5 (USA & NIST & CUSTOM), Up to 6 (DIN)
Data Points500
Display TypeLCD, Custom with Backlight
Measurement Modes500
Range (mV)±2000
Range (pH)-2 to 16
Resolution (pH)0.01
Temperature Range (Metric)-10°C to +110°C
Unit SizeEach