6.3. Power supply
The instrument is powered by 6 x 1.5 V alkaline batteries, type
LR6.
Measurement
consumption
Voltmeter
Resistance
Insulation
250 V (R = 250 kΩ )
Insulation
500 V (R = 500 kΩ )
Insulation
1000 V (R = 1000 kΩ )
Continuity
* Add approximately 45 mA when the backlighting is on.
6.4. Climatic conditions
90
80
70
60
50
40
30
20
10
0
-50
-40
-30
6.5. Variations in nominal field of use
Influence
quantities
Temperature
Relative
humidity
Supply
voltage
Frequency
(voltmeter > 10 V) and 15..400 Hz
Capacity
in parallel
on the resistance
Average*
charge life
25 mA
50 mA
160 mA
200 mA
350 mA
230 mA
Storage without battery
-20
-10
0
10
Temperature in °C
Range
for
use
-10 to +55°C
20 to 80% RH
6.9 to 10 V
DC
0 to 5 µF
at the nominal
current
Average
57,600 5-second measurements
28,000 5-second measurements
7,200 5-second measurements
3,800 5-second measurements
1,440 5-second measurements
3,300 5-second measurements
Use
20
30
40
50
Measurement
variations
Typical
(1% R ±1 ct)/10°C (2%R ±2 ct)/ 10°C
2% R ± 2 ct
(1% R ± 1 ct)/V
1% R ± 1 ct
Negligible
38
Reference
60
70
80
90
Maximum
3% R ± 2 ct
(2 R ± 2 ct)/V
2% R ± 2 ct
1% ±1 ct