Handheld TDR
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Product Name : Handheld TDR
Product Origin : Hong Kong S.A.R., China
Product Category : Megger
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Contact Details : 運揚有限公司 WANCO LIMITED
Product Code : TDR500/3
Product Details

Handheld Time Domain Refleatometry


手持式時域反射器


Model : TDR500/3

 

The Megger TDR500/3

 

 

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)

IP rating The instrument is designed for use

indoors or outdoors and is rated to IP54

Dimensions 230 mm x 115 mm x 48 mm (LBD)

Weight 0.6 kg

Case ABS

Connectors Two 4 mm-safety terminals

Test lead (19 mm spaced TDR500/3): 1 pair 2

meters long consisting of 2 x 4 mm

shrouded connector to miniature

crocodile clips

Display 256 x 128 pixel Graphics LCD

 

Operating

temperature range

and humidity

 -15 ºC to +50 ºC (5 ºF to 122 ºF)

Storage temperature

range and humidity

 -20 ºC to 70 ºC (-4 ºF to 158 ºF

 

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