3. SAFETY RULES
Though this tester does not generate any hazardous voltages, to circuits to which it can be connected
could not be dangerous. Always check that the circuit to be tested is de- energised before connecting the
tester. Electrical circuits can be dangerous if there is a lack of caution and /or safety practices. Do not use
leads, probes or clips that are damaged or in need of repair with the tester.
Double check the lead connections before making a test.
4. OPERATING INSTRUCTIONS
The display module consists of a 128 X 64 pixel, liquid crystal graphics display with LED back-lighting. A visual
representation of the reflected pulse is provided on a single trace. The break point can be aligned with the
cursor by using the arrow keys when in locate mode and the distance to fault is displayed in meters or feet.
The instrument powers up in the locate mode with 3000 meters range selected, and the propagation
velocity factor set at the optimum for each cable fault locator. In this mode the arrow keys control the
cursor line. The Displayed Range can be altered by selecting Range mode with the menu select key. There
are four ranges and an auto-range, on auto-range the cursor will scroll to the next range when a
predetermined point on the display is reached.
POWER ON/OFF KEY
LCD DISPLAY
BACKLIGHT KEY
UP-DOWN KEY
MENU SELECT KEY
2.
