Metrohm - Model 913 - 2.913.0020 -pH/DO Meter

The 913 pH/DO Meter offers two measuring inputs for determining the pH value and dissolved oxygen in water.

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Portable meter with built-in battery pack and two galvanically isolated measuring inputs.
Analog pH measuring input for standard pH electrodes
Digital measuring input for O2 measurement using O2 Lumitrode or intelligent pH electrodes
Robust, water-tight, and dust-tight housing (IP67) for tough outdoor and laboratory use
LCD color display with background illumination making results easy to read
USB interface for simple data export to PC or printer
Large internal memory (10,000 data sets)
Pin-protected User and Expert modes, prevents unwanted parameter changes
GLP-compliant printout and data export with User ID and timestamp

Measuring inputs: 2
Measuring mode: 1 x pH/U/T analog 1 x pH/U/T/DO digital
mV range: -1,200.0 mV - +1,200.0 mV
mV resolution: 0.1 mV
mV accuracy: ±0.2 mV
pH range: -13.000 - +20.000
pH resolution: 0.001 pH
pH accuracy: ±0.003 pH
pH calibration points: 1 - 5
Good Laboratory Practice (GLP): Yes, data with User ID, timestamp, electrode ID
Display: 3.5" color display
Memory size: 10,000 measured values
Power supply: Lithium-polymer rechargeable battery 3.7 V; 3,000 mAh
Protection class: IP67
Dimensions (W/H/D): 208 mm / 92 mm / 34 mm
Weight: 400 g
DO calibration points: 2
DO temperature range: 0.0 - 60 °C
DO temperature resolution: 0.1 °C
DO measuring range % saturation: 0.0 - 500%
DO measuring resolution % saturation: 0.1%
DO measuring range mg/L: 0.00 - 50.00
DO measuring resolution mg/L: 0.01
DO measuring accuracy mg/L: "0.00 - 8.00 mg/L: ±0.1 mg/L 8.00 - 20.00 mg/L: ±0.15 mg/L 20.00 - 50.00 mg/L: ±10%"
DO barometer range: 300 - 1,100 mbar
DO barometer resolution: 1 mbar
DO barometer accuracy: ±3 mbar
DO selectable measuring units: % air sat; mg/L; ppm; µmol/L; mbar; torr; dphi
DO salinity compensation: manual
DO salinity compensation range: 0.0 - 70.0 PSU
DO response time: T99: <20 s

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