Mettler Toledo SevenDirect SD23 Benutzerhandbuch Seite 30

Standards for safety and EMC See Declaration of Conformity
Power rating instrument Input voltage
Power rating AC adapter Line voltage
pH measurement
20
Ambient conditions Ambient temperature
Relative humidity
Overvoltage category
Pollution degree
Range of application
Maximum operating altitude
Dimensions Width
Depth
Height
Weight
Maximum power consumption
Input frequency
Input current
Output voltage
Output current
Materials Housing
Window
Measurement range pH
mV
Temperature
Resolution pH
mV
Temperature
Accuracy pH
mV
Temperature
Isopotential point pH 7.00
pH input BNC, impedance > 3 · 10
Temperature input RCA (Cinch) NTC 30kΩ or PT1000
Calibration (pH) Calibration points
Predefined buffer groups
User-defined buffer groups
Automatic buffer recognition
Calibration methods
5...40 °C
5...80% (non-condensing)
Class II
2
For indoor use only
Up to 5000 m
195 mm
205 mm
65 mm
850 g
12 V
15 W
100 - 240 V
50/60 Hz
0.5 A
12 V
1.5 A
ABS/PC reinforced
Glass
-2.000...20.000
-2000.0...2000.0
-30.0...130.0 °C
0.1/0.01/0.001
1/0.1
0.1 °C
± 0.002
± 0.1 (-500.0...500.0 mV)
± 0.2 (< -500.0 mV or > 500.0
mV)
± 0.1 °C (0.0...100.0 °C)
± 0.3 °C (< 0.0 °C or > 100.0 °C)
12
Ω
1...5
11
10
Yes
Linear, segmented
±10 %
SevenDirect™ SD23