Metrological Characteristics; Reference Conditions - Chauvin Arnoux C.A 1725 Notice D'utilisation

6.2 METROLOGICAL CHARACTERISTICS

- Reference conditions

Quantity of influence
Ambient temperature
Relative humidity
Ext. magnetic field
Electric field
Battery voltage
Use in the reference range
- Optical sensor: matte target (one that produces no measurement in rotation without reflecting adhesive).
- External connector: standardized 0 - 5V TTL signal.
- RPM function
Range * rpm 6.0000
9.9999
Resolution 0.0006tr/min
Accuracy
Measurement time 11s > t > 7s
Stability
* from 6 to 60rpm: usable only with the external input. Use up to 10,000rpm with the mechanical adapter.
- HZ function
At frequencies above 10kHz (upper limit of the range of use), the device may indicate erroneous values.
Range * Hz 0.1000
9.9999
Resolution 0.0004Hz
Accuracy
Measurement time 11s > t > 0,5s
Stability
* from 0,1 to 1Hz : usable only with the external input.
Reference conditions
23°C
45% to 75% HR
< 40A/m to 50 or 60Hz
< 1V/m to 50 or 60Hz
9V
10.000
- -
99.999
0.0006tr/min
1.10 -4 of reading ± 6 points
7s > t > 1s
10.000
- -
99.999
0.004Hz
4.10 of reading ± 4 points
-5
± 4 points
53 53
100.00 1000.0
- -
999.999 9999.9
0.0006tr/min 0.0006tr/min
1s > t > 1s < 0,5s
± 6 points
100.00 1000.0
- -
999.99 9999.9
0.04Hz 0.4Hz
< 0,5s
Tolerances
± 3k
± 0,5V
10000
-
99999
0.0006tr/min