| |
149-01 & 149-03 only |
Voltage ranges |
0 to 2kV dc, 20kV dc & 40kV dc. |
| Resolution |
0.1V on 2kV range, 1V on 20kV range
and 10V on 40kV range. |
| Accuracy |
±0.1% ±2 digits on the 2kV, 20kV & 40kV ranges |
| HV input |
Suppied with plug & 40kV hand held
probe (with 2m of cable,see drawings). |
| |
149-02 & 149-04 only |
| Voltage ranges |
0 to 2kV dc, 20kV dc & 60kV dc. |
| Resolution |
0.1V on 2kV range, 1V on 20kV range
and 10V on 60kV range. |
| Accuracy |
±0.05% ±2 digits on the 2kV, 20kV & 60kV ranges |
| HV input |
Suppied with plug & 1m of screened
60kV cable assembly. |
| |
149-01 and 149-02 only |
| Input resistance |
10GΩ on all ranges |
| |
149-03 and 149-04 only |
| Input resistance |
100GΩ on all ranges |
| |
149 (all in the series) |
| Stability |
Better than 0.3% over 1 year. |
| Polarity |
Positive or negative, auto reading. |
| Protection |
Circuits protected against damage by
external arcing, flashover etc |
| Recorder output |
10mV per kV (Source/sink capability up
to 100μA.)
Accuracy ±0.3% at 30kV (±0.5% at the
extremes). |
Environmental Specification |
Operating temperature |
|
0 to +50 deg.C |
Storage temperature |
|
-20 to +65 deg.C |
Humidity (RH) |
<31°C
>30°C |
80% maximum.decrease linearly to 50% at 40°C (non-condensing)
For indoor use only.
|
