Table of contents
Specifications on page 3
General information on page 4
Installation on page 5
User interface and navigation on page 6
Startup on page 10
Operation on page 10
Maintenance on page 13
Troubleshooting on page 13
Replacement parts and accessories on page 15
Standard solutions on page 15
Salinity values for dissolved oxygen meters on page 17
Specifications
Specifications are subject to change without notice.
Specification Details
Dimensions 18.6 x 7.3 x 3.8 cm (7.32 x 2.87 x 1.5 in.)
Weight 300 g (0.66 lb)
Meter enclosure IP67
Power requirements
(internal)
AA Alkaline or rechargeable Nickel Metal Hydride
(NiMH) batteries (3); battery life: over 500 hours
Input connectors MP-5 or MP-8 connector for sensION+ probes
Meter protection class Class III
Storage temperature –15 to +65 °C (5 to +149 °F)
Operating temperature 0 to 50 °C (32 to 122 °F)
Operating humidity 80% (non-condensing)
Specification Details
Instrument range pH: –2.00 to 19.99; ORP: ±1999 mV
Conductivity: 0.01 to 500 mS/cm; TDS: 0 to
500 g/L; Salinity: 0.0 to 1999 mg/L, 2.0 to 50.0 g/L
DO: 0.00 to 19.99 mg/L and 20.0 to 22.0 mg/L
(25°C), 0.0 to 199.9% and 200 to 250% (25°C)
Resolution pH: 0.01 pH; ORP: 1 mV (0.1 mV from –199.9 to
199.9 mV)
DO: 0.1% (1% if ≥ 200%); 0.01 mg/L (0.1 mg/L if ≥
20 mg/L)
Conductivity: changes with range (auto-ranging)
Temperature: 0.1 °C (0.1°F)
Measuring error (± 1 digit) pH: ≤ 0.01 pH; ORP: ≤ 1 mV
DO: ≤ 0.5% of the measured value
Conductivity: ≤ 0.5% (0.01 µS/cm to 19.99 mS/cm);
≤ 1% (≥ 20.0 mS). Salinity/TDS: ≤ 0.5%
Temperature: ≤ 0.2 °C (≤ 0.4 °F)
Reproducibility (± 1 digit) pH: ± 0.01 pH; ORP ± 1 mV
DO: ≤ 0.2 of the measured value
Conductivity/Salinity/TDS: ± 0.1%
Temperature ± 0.1 °C (± 0.1 °F)
Reference temperature
(RT)
Conductivity: 20 or 25 °C (68 or 77 °F) (factory
settings: 25 °C (77 °F))
Temperature coefficient
(TC)
Conductivity: 0.00 to 5.00%/°C (factory settings:
2%/ °C)
TDS conversion factor Conductivity: 0.00 to 4.44 (factory settings: 0.64)
Energy management Automatic power off after 5 minutes of inactivity
Certification CE
English 3