運揚有限公司 WANCO LIMITED
Handheld TDR
Handheld TDR
TDR1000/3P
2017-03-30 14:47
2017-03-31 15:05
Product Description
Handheld Time Domain Refleatometry
手持式時域反射器
Model : TDR1000/3P
The Megger TDR1000/3P
* SpecificationRange 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
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
Battery Five LR6 (AA) type batteries, Manganese
alkali or nickel metal-hydride cells
Battery life Up to 14 hours (Typical)
Dimensions 230 x 115 x 48 mm ( 9.0 x 4.5 x 2.0
inches)
Weight 0.6 kg (1.32 lbs)
Case ABS
Connectors Two 4 mm-safety terminals
Test lead (TDR1000/3P): 0.5 metres long fitted with
500 mA FF HBC 1 kV 50 kA fuse
Display 256 x 128 pixel Graphics LCD
Operating
temperature range
and humidity
-15 °C to +50 °C (5 °F to 122 °F)
Storage temperature
range and humidity
-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 toearth
EMC
Complies with Electromagnetic
Compatibility Specifications
(Light industrial) BS EN 61326-1, with
a minimum performance of ‘B’ for all
immunity tests