Specifications - Extech Instruments DO700 User Manual

Specifications

pH Specifications
Measuring range
Resolution
Accuracy
Input current
Input impedance
Stability
Temp. Compensation range
mV Specifications
Measuring range (mV/E )
H
Resolution
Accuracy
Conductivity Specifications
Conductivity measuring ranges
Salinity measurement range
Resistivity
Resolution
Accuracy
Electrode constant
Reference temperatures
Temp. Compensation range
TDS Specifications
TDS measurement range
TDS conversion method
Dissolved Oxygen
Measuring range
Resolution
Accuracy
Response time
Residual current
Temp. compensation range
Salinity compensation range
Barometric pressure
Electrode type
Other Technical Parameters
Data storage
Storage content
Power
Size and weight
Quality/Safety certification
Ambient Conditions
Environment temperature
Environmental humidity
IP rating
-2.00 to 19.99 pH
0.1/0.01 pH
Meter only: ±0.01pH; with probe: ±0.02pH
-12
≤2×10 A
12
≥1×10
±0.01 pH/3h
o o
0 to 100 C (32 to 212 F); Automatic (ATC)
-1999 mV to 0 to 1999mV
1mV
Meter: ±0.1% FS
0.00 to 19.99 µS/cm
20.0 to 199.9 µS/cm
200 to 1999 µS/cm
2.00 19.99 mS/cm
20.0 to 199.9 mS/cm
0 to 100 ppt
0 to 100 Mohms
0.01/0.1/1 µS/cm and 0.01/0.1mS/cm
Meter only: ±1% F.S.; with probe: ±2% F.S.
-1
0.1 / 1 / 10 cm
o
25, 20, and 18 C (77, 68, and 64
o o
0 to 50 C (32 to 122 F); Automatic (ATC)
0 to 100 g/L (TDS: Total Dissolved Solids)
*see Appendix E: TDS conversion method
(0 to 40.00) mg/L (ppm) (0 to 200.0) %
0.1/0.01 mg/L (ppm) 1/0.1 %
Meter: ±0.10 mg/L; with electrode: ±0.40 mg/L
o
≤30 s (25 C, 90% response)
≤0.1 mg/L
o o
0 to 45 C (32 to 112 F); Automatic (ATC)
0 to 45 ppt; Automatic
66 to 200 kPa (Manual compensation)
Polarogram type
400 data groups
Data serial number, measurement, & unit of measure
Two 'AA' batteries (1.5V)
Meter: 65 × 120 × 31mm (2.6 x 4.7 x 1.2") / 180g (6.3 oz) Case:
360 x 270 x 76mm (14.1 x 10.6 x 3") / 1.6kg (3.4 lbs)
ISO9001, CE and CMC
o o
5 to 35 C (41 to 95 F)
≤85%
IP57 Dustproof and waterproof
21
o
F)
DO700-en-GB_v2.3 3/15