Megger TDR2000/2 Guide De L'utilisateur page 16

(Default pulse width for each range underlined)
Gain: 0 to 90 dB in steps of 6 dB
Velocity Factor: Variable from 0.300 to 0.999 in steps of 0.001
0 Ω to 120 Ω
Tx Null:
Test Modes: L1, L2, L1-L2, L1&L2, M, L1-M, L1&M
Screen Update Rate: Once per second or three times per second, (user
selectable).
Power Down: Automatic after 5, 10 or 15 minutes with no
keys pressed, (user selectable).
Communications Port:
RS-232C compatible
1 start bit, 8 data bits, 1 stop bit and no
parity, 19200 baud standard
Internal Memory: Storage capacity of 15 waveforms and data
Batteries:
TDR2000/2 Eight LR6 (AA) type batteries, manganese-alkali or
nickel-cadmium or nickel-metal-hydride cells.
TDR2000/2RM Nominal voltage: 12 V for Alkali or 9.6 V for NiCad
& TDR2000/2P and NiMH.
16
BATTERY CHARGER
Supply voltage:
European Version 230 V a.c. 10% 50 Hz
North American Version 115 V a.c. 10% 60 Hz
Safety:
This instrument complies with IEC 61010-1 for connection to live
systems up to 300 V CAT III with fused leads. (415 V phase to phase)
EMC
The instrument will comply with EN 61326-1, classified as 'class B'. If
connected to a live domestic power supply, the operation of this
instrument could cause interference with other equipment connected to
the same supply. To reduce this interference, select the lowest voltage and
narrowest width pulse as consistent with accurate measurement.
Mechanical
The instrument is designed for use indoors or outdoors and is rated to
IP54.
Case Dimensions: 250 mm long
200 mm wide
110 mm deep
Instrument weight: 1.5kg (3.3lbs)
Case material: ABS
Connectors: Two pairs of 4mm safety terminals.
9 way D-type connector for serial communication.
Display: 320 x 240 pixel eight colour or
monochrome backlight LCD.