6
SPECIFICA
TIONS
3. SPECIFICATIONS
Measurement Channels
3 x optical channels
1 x digital electrode channel (pH measurement)
Photometer
Range
0.000 to 4.000 Abs
Resolution
0.001 Abs
Accuracy
±0.003 Abs @ 1.000 Abs
Light source
Light Emitting Diode
Bandpass filter bandwidth
8 nm
Bandpass filter wavelength accuracy ±1.0 nm
Light detector
Silicon photocell
Cuvette types
Round, 24.6 mm diameter
Number of methods
17
Probe
Range
-2.00 to 16.00 pH (± 1000.0 mV)*
Resolution
0.01 pH (0.1 mV)
Accuracy
±0.01 pH (±0.2 mV) @ 25 °C / 77 °F
Temperature compensation
ATC, -5.0 to 100.0 °C (23.0 to 212.0 °F)*
Calibration
two-point, from five available buffers
(4.01, 6.86, 7.01, 9.18, 10.01 pH)
Electrode
Intelligent pH / temperature electrode
Temperature
Range
-20.0 to 120.0 °C (-4.0 to 248.0 °F)
Resolution
0.1 °C (0.1 °F)
Accuracy
±0.5 °C @ 25 °C (±0.9 °F @ 77 °F)
Additional
Specifications
Logging
1000 readings (mixed photometer and electrode)
Display
128 x 64 pixel B/W LCD with backlight
USB-A (Host) functions
Mass-storage host
USB-B (Device) functions
Power input, mass-storage device
Battery life
> 500 photometer measurements or 50 hours
of continuous pH measurement
Power supply
5 Vdc USB 2.0 power adapter / type micro-B
connector
3.7 Vdc Li-polymer rechargeable battery,
non-serviceable
Environment
0 to 50 °C (32 to 122 °F)
0 to 95% RH, non-serviceable
Dimensions
206 x 177 x 97 mm (8.1 x 7.0 x 3.8")
Weight
1.0 kg (2.2 lbs.)
*Limits will be reduced to actual probe / sensor limits.