Lutron PDO-519 / PDO519 DO Meter Dissolved Oxygen Meter

Lutron PDO-519 Pen DO meter
SPECIFICATIONS
LCD size : 29 mm x 28 mm. Dual function LCD
Circuit Custom one-chip of microprocessor LSI circuit.
Measurement & Range
Dissolved Oxygen 0 to 20.0 mg/L ( liter ).
Air Oxygen 0 to 100.0 %. * For reference only
Temperature 0 to 50 .
Resolution Dissolved Oxygen 0.1 mg/L.
Oxygen in Air 0.1 % O2 .
Temperature 0.1 .
Accuracy Dissolved Oxygen 0.4 mg/L.
(23 5 ) Oxygen in Air 0.7% O2. * For reference only
Temperature 0.8 /1.5 .
Sensor Structure The polarographic type oxygen probe with an incorporated Temp. sensor.
Temp. Compensation 0 to 50 , * Automatic adjustment
Recall Records Maximum, Minimum readings with recall.
Power off Auto power off saves battery life, or manual off by push button.
Data Hold Freeze the display reading.
Sampling Time of display Approx. 1 second.
Operating Temp. 0 to 50 .
Operating Humidity Less than 80% RH.
Power Supply DC 1.5V battery ( UM-4/AAA ) x 4 PCs.
Power Current Approx. DC 6.2 mA.
Weight 600 gram
Protection IP-65 : 0 to 50 . IP-67 : 0 to 30 .
Dimension 180 x 40 x 40 mm ( 7.1 x 1.6 x 1.6 inch ).