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ULTRASONIC - RAIL TESTERS

DOUBLE RAIL TESTER
MODEL: DRT-01

Technical Data:

TEST METHODS
: Pulse reflection or Pulse transmission
OPERATING MODE
: Single probe, double probe, T -R probe
FREQUENCY
: O.5MHz to 12MHz by wide band amplifier
GAIN
: Variable in 2dB steps from O - 40 dB by external control.
SENSITIVITY
: Instrument sensitivity maximum 140 3dB
SUPPRESSION
: Continuously variable of the CRT screen height.
LINEARITY
: Sweep linearity 2% - Vertical linearity 5%
SWEEP DRIFT
: With 1% of range at constant voltage.
VERTICAL DRIFT
: For Battery operation less than 0.3dB per 10 deg. C. For mains operation less than 0.3 dB per 1% line voltage fluctuation.
MONITOR
: The unit includes a monitor has two gates per channel with individual position and width control. Gate position and width is presented. Acoustic signaling is a built in buzzer.
GATE ALARM
: Gate 1 +ve logic - Gate 2 -ve logic
GATE THRESHOLD SENSITIVITY
: Adjustable from 5% to 100% of CRT screen width (Internal setting).
CRT DISPLAY
: 70 x 55mm rectangular screen with internal graticule, bright display free from distortion & parallax. Linear & vertical deflection.
BATTERY CHECK
: By an indicator located left corner of the instrument.
POWER SUPPLY
: Plug-in battery pack type BAl02D dry Lead Acid Proving 8 hours continous operation
Or
Power pack-cum battery charger type CGRO2
a) As power pack-cum battery charger type CGRO2
b) As battery charger 14 hours for run-down batteries, otherwise 1.4 times the hour of use.
TEMP RANGE
: Upto 55 deg. C.
WEIGHT
: 10 Kg (approx.)
SIZE
: 310 x 170 x 340 mm

 

 
   
       
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