PEWA Megger TDR500 User Manual

Mechanical
The instrument is designed for use indoors or outdoors and is
rated to IP54.
Case Dimensions 230mm long (9 inches)
115mm wide (4.5 inches)
48mm deep (2 inches)
Instrument Weight 0.6kg (1.32lbs)
Case Material ABS
Connectors BNC Terminal
Test Lead 300mm long with croc clips.
Display 122 x 32 pixel Graphics LCD.
Environmental
Operational Temperature -15 O C to +50
(5 O F to 122 O
Storage Temperature -20 O C to 70 O
(-4 O F to 158
Ordering Information
TDR 500
Included Accessories
Test & Carry case with strap 6420-125
Lead Set 6231-694
User Guide 6172-726
Megger Limited Megger
Archcliffe Road, Dover Z.A. Du Buisson de la Couldre
Kent CT17 9EN England 23 rue Eugène Henaff
T +44 (0)1 304 502101 78190 TRAPPES France
F +44 (0)1 304 207342 T +33 (0)1 30.16.08.90
E uksales@megger.com F +33 (0)1 34.61.23.77
E infos@megger.com
Megger
4271 Bronze Way, Dallas,
Texas 75237-1019 USA
T +1 800 723 2861 (USA ONLY)
T +1 214 333 3201
F +1 214 331 7399
E ussales@megger.com
This instrument is manufactured in the United Kingdom.
The company reserves the right to change the specification or design
without prior notice.
Megger is a registered trademark
Part No 6172-726 V02 Printed in England 1105
www.megger.com
O C
F)
C
O F)
OPEN
CONDUCTOR
TDR500 User Guide
TIME DOMAIN
SHORTED
REFLECTOMETER
CONDUCTOR
TYPICAL CABLE VELOCITY FACTORS
Main Type
Twisted Pair
SPLICE
Co-ax
BRIDGE TAP
TELECOMMUNICATIONS CABLES
SPLIT/ Plc
RESPLIT
Gel filled
WET SPLICE/
WATER
This instrument is not to be used on
G
energised cable.
FRAYED
The instrument should not be used if any part
G
CABLE
of it is damaged.
Disconnect the test leads before accessing
G
the battery compartment.
Refer to operating instructions for further
G
explanation and precautions.
WATER
Safety Warnings and Precautions must be read
G
and understood before the instrument is used.
INGRESS
They must be observed during use.
NOTE: THE INSTRUMENT MUST ONLY BE USED BY
SUITABLY TRAINED AND COMPETENT PERSONS
TAP
Megger Limited
Archcliffe Road, Dover
SPLITTER
Kent CT17 9EN England
T +44 (0)1 304 502101
F +44 (0)1 304 207342
E uksales@megger.com
Sub Type Velocity Factor
Polyethylene 0.67
Jelly Filled Polyethylene 0.64
PTFE (Teflon) 0.71
Paper (Pulp 0.083uf/mile) 0.72
Paper (Pulp 0.072uf/mile) 0.88
Foam Polyethylene 0.82
Air Spaced Co-axial 0.94
Air 0.98
Solid Polyethylene 0.67
19 AWG 0.72 Pulp 22 AWG 0.67/0.71
22 AWG 0.67 24 AWG 0.68
24 AWG 0.66 26 AWG 0.66
26 AWG 0.65
Service Wire 0.64
19 AWG 0.68
22 AWG 0.62
24 AWG 0.60
26 AWG 0.58
SAFETY WARNINGS