Knick Portamess® Oxy 913
The Facts
* Measured with anströmungsfreien O2 sensors SE 302 and SE 303; stirrer is not required
* Automatic calibration in air (in the device's calibration vessel) with one button operation
* Automatic correction for temperature and pressure influences
* Permanent polarization of the sensor for measurement of immediate
* Sensors SE 302 and SE 303 maintenance
* Measurements in the laboratory / field sensor SE 302 - immersion measurements with SE 303
* Comparison or control measurements of process sensors with adapter cable
* Ability to input to correct for the solubility of the salt content
* Zero point calibration for bend sensor SE 302/303 not necessary, but possible for sensors with offset
* Calibration timer
* Simultaneous display of temperature and oxygen Size
* Display of O2 saturation index or O2 concentration
* Power Up with display control
* Low battery warning
* 1000 hours with only 3 AA batteries (AA)
* Shutdown (polarization voltage of the sensor is not turned off)
* 200 values may be stored with date and time
* Data Logger
Technical data
Measuring current ranges 0 ... 600 nA
Oxygen saturation 0.0 ... 600.0% (0 ° C to 55 ° C) Operating error: 0.5% of reading +0.2% saturation
Oxygen concentration of 0.00 ... 60.00 mg / l (0 ° C to 55 ° C) Operating error: 0.5% of reading +0.05 mg / l
Air pressure range 700 ... 1080 hPa
Salt correction configurable to 0.00 ... 45.00 g / kg, solubility EN 25 814
Sensor adjustment [cal] Auto air to water vapor in the quiver, zero point calibration possible
Calibration zero (zero) ± 2 nA, slope (Slope) 25 ... 130 nA
Calibration timer 0 ... 14 days, default 6 days
Pressure correction automatically via built-in pressure sensor
Automatic temperature compensation with integrated NTC 22 kOhm in Sensor
Measuring range 0.0 ... +55.0 ° C/32 ... +131 ° F
Resolution 0.1 ° C / 1 ° F
Operating error <0.5 K
Device Self Test automatically switching
Data preservation parameters and calibration data> 10 years (EEPROM)
EMC Directive 89/336/EEC
EMC standard EN 61326/VDE 0843 Part 20: 2002-3
Environmental Betriebs-/Umgebungstemp. -10 ... C +55 º, transport and storage temperature. -10 ... +70 º C
Display LCD 67 x 35 mm, height 15 mm; Display: mg / l,%, º C
Power 3 AA batteries (AA), operating time is about 1000 h; autom. Off after an hour or 12 hour selectable
Housing material: PA, protection: IP 66, with integrated sensor Quiver
Dimensions / Weight 133 x 160 x 30 mm (W x H x D) / ca 560 g with batteries
Time function integrated real time clock with date
Data memory 200 memory: mg / l or%, temperature, time and date
Data logger *) 200 records stored in the device with time, date and Autoreadindex arbitrary
Number of records in the PC connection, recording: manual, interval-5 s
to 60 min or event-0.01 ... 19.99 mg / l
RS 232 C serial, bidirectional, asynchronous, 600 ... 9600, data for QM
Documentation (ISO 9000 and GLP)
Interface cable length 1 m, universal connector, for either PC or printer connection
Software SW 109 transfer software: recording of measurement data, memory and Gerätepro-
protocols in tabular form, possibility of entry of notes for each measurement
(Such as measuring points. No), transfer the data into other Windows applications (eg Excel)
included. The control of Portamess Oxy 913 is integrated into the
Laboratory automation software labworldsoft "(Fisher Scientific) version 4.0.
*) Configurable
SE 300 oxygen sensor
Sensitivity of 40 ... 80 nA at 25 º C in air
Polarization voltage -670 + / -50 mV
Typical stabilization time 15 min., Max. 1 h
Temperature sensor NTC 22 kOhm
Temperature range 0 ... 60 º C
Shaft diameter 12 mm
Materials, wetted 11.4435 stainless steel, PEEK, silicone,
Regeneration not required
Flow dependence <5% at 25 º C
Leakage current <0.5% of electricity in air
Cable SMEK fixed cable connector, length 1,5 m
Condition: New
