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Oakton DO 300 Dissolved Oxygen Meter
 

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  • No meter warm-up required — take DO measurements right away
  • Low maintenance galvanic probe comes with 10 or 25 ft length cable
  • Memory stores and recalls up to 50 readings plus temperature
  • Real-time clock stamps stored data and calibration data with date and time
  • Key in salinity and pressure manually; meter automatically calculates offset values
  • Dual display shows mg/L (ppm) or % saturation plus temperature (°C/°F selectable)
  • Hold function, Ready indicator, automatic shutoff
     
  • Rugged Carrying Case
  • Replacement Batteries
DO 300 Manual DO 300 Product Bulletin Tech Tips for DO Sensors
DO 300 METER OVERVIEW

Perfect for conditions that ruin ordinary dissolved oxygen meters! The completely waterproof OAKTON DO 300 meter reads dissolved oxygen in mg/L, ppm or % saturation. Its waterproof construction lets you thoroughly wash the meter to maintain working condition.

This meter does the work for you. It automatically calculates barometric pressure and salinity offset values, and it guarantees high accuracy with independent 100%, zero, and offset adjustment capabilities. Each meter includes an easy-to-service dissolved oxygen/temperature probe, electrolyte solution, and batteries.

Measures: Dissolved Oxygen Temperature
% Saturation mg/L (ppm)
Range: 0.0 to 200.0% 0.00 to 20.00 mg/l (ppm) 0.0 to 50.0°C,
32.0 to 122.0°F
Resolution: 0.1% 0.01 mg/l (ppm) 0.1°C, 0.1°F
Accuracy: ±1.5% full scale ±1.5% full scale ±0.3°C, ±0.3°F
ATC: automatic from 0.0 to 50.0°C
Memory: Up to 50 sets with temperature
Salinity Correction: Range: 0.0 to 50.0 ppt; Resolution: 0.1 ppt; Method: Key in manually and automatic correction
Barometric Pressure Correction: Range: 555 to 1499 mm Hg; Resolution: 1 mm Hg; Method: Key in manually and automatic correction
Power: 4 - 1.5 V AAA batteries
Battery life: 100 hours continuous use
Dual Display: Yes
Dimensions: 7.5" x 3.5" x 1.75" (19 x 9 x 4.5 cm)
Shipping weight:

2.2 lbs.

PURCHASE DO 300 METER AND ACCESSORIES
ITEM NUMBER DESCRIPTION PRICE

QTY LWD3564100

DO 300 Meter with Backlit Display and 10' Probe

$656.00

QTY LWD3564101

DO 300 Meter with Backlit display only
$394.00

QTY LWD3564050

DO Probe with 10 Feet of Cable
$373.20

QTY LWD3564052

DO Probe with 25 Feet of Cable
$416.40

QTY LWD3564054

DO Probe with 50 Feet of Cable
$461.63

QTY LWD3564056

DO Probe with 100 Feet of Cable
$591.54

QTY LWD3564060

DO Meter Field Kit:  Includes 500 mL of Electrolyte solution, 5 replacement membranes with o-rings, 3 sample bottles and hard carrying case
$85.00

QTY LWD0065300

Zero Cal Solution
$9.95

QTY LWD3564071

Electrolyte Solution Liquid 500 mL
$17.50

QTY LWD3564070

Electrolyte Solution Liquid 400 mL
$14.70

QTY LWD3564072

Pre-Assembled Membrane Assemblies
$49.20

QTY LWD3564074

HDPE Membranes Pack of 5
$11.70

QTY LWD3564075

HDPE Membranes Pack of 25
$47.00

QTY LWD3564079

Membrane Installation Tool
$20.60