2
Ranges
O
2
0 ... 60 ppm
Saturation
0 ... 600 %
°C
0 ... 50°C
Accuracy
0.01 ppm/ 0.1 %/ 0.1°C or 1% of reading
Inputs
BNC + BANANA input for oxygen electrode
Temp. comp.
automatic with NTC (100 k
Ω
), built-in O
2
-probe
Digital output
programmable RS232, 2400 b/s, for bi-directional
communication with a computer or printer
Analogue output
0 ... 2 V, ca 8 k
Ω
, 8 bit D/A
Display
8 digit/character, 12 mm LCD display, shows
readings, °C & messages
Keys
10 tactile membrane keys
Ambient temp.
4 ... 40°C
Rel. Humidity
0 ... 90 % (non-condensing!)
Power supply
210-250 V~ (* 105-125 V~), 50/60 Hz, max. 2 VA, &
4 NiCd batteries, size AA
Cabinet
IP65 cabinet
Dimensions
252 x 121 x 50 mm
Weight
600 g
Specifications
Each time the instrument is switched on, it will check briefly its internal
calibrations while showing all functions of the display and the software-
version. An error message appears when something is wrong.
MODE
=
Selects all modes (except temperature) or escapes from
error traps, calibration procedures..., by returning to the
original mode.
°C
=
Reads temperature.
¿
/
À
=
Button for entering a value or for selecting a function.
CAL
=
Starts or proceeds a calibration or function.
HOLD
=
Holds the display when measuring.
RES
=
Changes the resolution of the display.
=
Displayed value is printed through the RS232 output.
ON/OFF
=
Switches the instument on or off.
Keyboard
