| General |
| Ranges |
10 m, 25 m, 100 m, 250 m, 1000 m, 2500 m,
5000 m (30 ft, 75 ft, 300 ft, 750 ft, 3000 ft,
7500 ft, 15000 ft) |
| Accuracy |
±1% of range ± pixel at 0.67 VF
[Note- The measurement accuracy is for the
indicated cursor position only and is conditional
on the velocity factor being correct.] |
| Resolution |
1% of range |
| Input protection |
This instrument complies with IEC61010-1 for
connection to live systems up to 150 V CAT IV
when used with the optional fused test lead set. |
| Output pulse |
5 volts peak to peak into open circuit. Pulse
widths determined by range and cable |
| Gain |
Set for each range with three user selectable
steps (in manual operating mode) |
| Velocity factor |
Variable from 0.2 to 0.99 in steps of 0.01 |
| TX null |
Automatic |
| Power down |
Automatic after 5 minutes with no key press |
| Backlight |
Stays on for 1 minute with no key press |
| Batteries |
Five LR6 (AA) type batteries, Manganese alkali or
nickel metal-hydride cells |
| Battery life |
Up to 14 hours (typical) |
| Mechanical |
The instrument is designed for use indoors or
outdoors and is rated to IP54. |
| Case dimensions |
230 mm (9 in) x 115 mm (4.5 inches)
x 48 mm (2 inches) |
| Instrument weight |
0.6 kg (1.32 lbs) |
| Case material |
ABS |
| Connectors |
Two 4 mm-safety terminals |
| Test leads (TDR500/3) |
2 metres long consisting of 2 x 4 mm
shrouded connector to miniature
crocodile clips |
| Display |
256 x 128 pixel Graphics LCD |
| Environmental |
| Operating temperature |
-15 °C to +50 °C (5 °F to 122 °F) |
| Storage temperature |
-20 °C to 70 °C (-4 °F to 158 °F |
| Safety |
When using the optional fused test lead set this instrument
complies with IEC61010-1 for connection to live systems with less
than 300 V between the terminals and up to 150 V CAT IV to earth |
| EMC |
Complies with Electromagnetic Compatibility Specifications
(Light industrial) BS EN 61326-1, with a minimum performance of 'B'
for all immunity tests |