Model AL20Oxi -Dissolved Oxygen Meter

The water-tight housing complies with IP67 and is fitted with protective armouring to ensure reliable operation even in extreme ambient conditions. The support can be flipped up to hang the meter on pipes or branches.

• Battery operation period up to 12,000 hours (4 x 1.5V Type AA batteries)
• Auto Hold function
• Internal memory for 20 data sets
• Self-polarising oxygen electrode with integral NTC sensor

• O2 partial pressure: 0.0 to 570.0hPa, 0.0 to 427.4mmHg, or 0 to 1200hPa, 0 to 900mmHg
• O2 concentration: 0.00 to 25.00mg/l or 0.0 to 70.0mg/l
• O2 saturation: 0.0 to 250.0% or 0 to 600%
• Accuracy:
• ± 1.5 ± 0.2mg/l (0 to 25mg/l) or
• ± 2.5 ± 0.3mg/l (25 to 70mg/l) ± 1 digit
• Temperature:
• -5.0 to +50.0°Γ
• 23.0 to 122.0°F
• Accuracy: ± 0.1°C
• Abs. air pressure: 500 to 1100hPa
• Accuracy: ± 0.5% full scale
• Nominal temperature: 25°C
• Operating temperature: 0 to 50°C
• Storage temperature: max. 0.25mA
• Power consumption: -20 to 70°C
• Auto-Off Function: 0 to 120min