Mettler Toledo M300 ISM Spezifikationen Seite 97

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Seitenansicht 96
Transmitter M300 97
© 12 / 11 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland Transmitter Multiparameter M300
Printed in Switzerland 52 121 389
AvailableBufferSets:
MT-9 buffers, MT-10 buffers, NIST Technical Buffers,
NIST Standard Buffers (DIN 19266:2000–01), JIS Z 8802 buffers, Hach buffers, CIBA (94)
buffers, Merck Titrisols-Reidel Fixanals, WTW buffers
DualmembraneelectrodespHbuffers(pH/pNa)
Mettler-pH/pNa buffers (Na+ 3.9M)
DissolvedOxygenSpecications
Measuring current range 0 to 900 nA
Concentration range 0.00 to 50.00 ppm (mg/l)
Temperature input* NTC 22 kΩ
Temperature measuring range –10 to 80 °C (14 to 176 °F)
Sensor maximum distance
Analogue: 20 m ( 65 ft)
ISM: 80 m (260 ft)
DO resolution Auto / 0.001 / 0.01 / 0.1 / 1, (can be selected)
DO accuracy** ± 0.5% of full scale reading
Temperature resolution Auto / 0.001 / 0.01 / 0.1 / 1 °C (°F), (can be selected)
Temperature accuracy** ± 0.25 °C (± 0.45 °F)
Polarization voltage -674 mV (for analog sensors)
DissolvedOzoneSpecications
Ozone range 0 5,000 ppb, 0 5 ppm
Ozone resolution 1 ppb, 0.001 ppm
Relative accuracy ± 2% of reading or ± 3 ppb, system
Temperature input Pt1000
* Not requried on ISM sensors
** For analogue input signal (ISM signal causes no additional error)
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