8403 AZ Dissolved Oxygen Device features:

* Big LCD with D.O. & Temperature value display and stability indicator

* Easy 100% Dissolved Oxygen Value calibration

* Dissolved oxygen sensor is the most cost effective Clark type electrode

* 8403 DO probe does not need refill electrolyte often as galvanic electrode

* Accurate dissolved oxygen measurement

* Manually salinity and barometric pressure compensation

* Stores and recalls 99 data with temperature readings

* Real time clock for each memory data

* USB interface + IrDA interface

Specification of 8403 AZ Dissolved Oxygen Meter:

Model : 8403

DO Measuring Range : 0~199.9 (in %)

DO Accuracy : ±1.5% F.S (in %)

DO Resolution : 0.1% (in %)

DO Measuring Range : 0~19.99 (in ppm or mg/l)

DO Accuracy : ±1.5% F.S (in ppm or mg/l)

DO Resolution : 0.01 (in ppm or mg/l)

Temperature Measuring Range : 0~50.0℃

Temperature Accuracy : ±0.3℃

Temperature Resolution : 0.1℃

Manual Compensation : Included

Salinity Adjustable Range : 0.0~50.0 ppt

Salinity Resolution : 0.1 ppt

Barometric Pressure Adjustable Range : 500~1499 mmHg/66.6~199.9 Kpa

Barometric Pressure Resolution : 1 mmHg/0.1 Kpa

Coefficient of membrane : Adjustable

Memory : 99 Points

IrDA Port : Included

Real Time/Recall : Included

LCD Size : 44(L)*26 (W) mm

Operating Temperature : 0~50℃

Operating RH% : Humidity ＜80%

Storage Temperature : 0~60℃

Storage RH% : Humidity ＜90%

Sensor Life Time : >6 months (with good maintenance)

Meter Size : 175(L) * 70(W) * 33(H) mm

Weight : ~150g

Battery : AAA

Standard Package : Meter, Batteries, Dissolve Oxygen (D.O.) Probe (840PAZ), Manual, Carry Case, Electrolyte, Syringe, Membrane, O-ring

Optional Accessory : USB Cable & Software