1. INTRODUCTION The BST-CT103 has been designed and tested according to CE safety requirements for electronic measuring apparatus, EN 61326-1 EN 61000-4-2 EN 61000-4-3 and other safety standard. The BST-CT103 is designed to identify and trace wires or cables within a group without damaging the insulation. 2.
when you turn on the unit. The red LED flashes every 4 seconds as a visual indicator and reminder. This is the mode of " Filter off ". ● An instant press of the round " " button to change into the mode of "...
● The flashlight function for easier cable tracing in the dark. 3. TONE GENERATOR Figure1 A. Features ● Red and black test leads with a standard 4 conductor modular cord and plug. ● A 3-position toggle switch controls the modes of operation and two bi-colored LEDs display line polarity for Lines 1 and 2.
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Slow Fast Figure 2 Figure 3 B. Instructions All of the following tests can be performed by using the red and black test leads or the modular plug. NOTE: When using the modular test plug, the polarity test function applies to Lines 1 and 2. The continuity and tone functions ONLY apply to Line 1.
b. Watch the LED: I. A BRIGHT "GREEN" LED indicates a CLEAR line. II. A DIM "GREEN" LED indicates a BUSY line. III. A BRIGHTLY FLICKERING "GREEN and RED" LED indicates a RINGING line. ● VERIFYING LINES (SWITCH TO "OFF" THEN "CONT") a.
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● TESTING CONTINUITY (SWITCH TO "CONT") CAUTION: DO NOT CONNECT TO ANY ACTIVE AC OR DC CIRCUIT IN THIS MODE. a. Connect the test leads to the subject pair. b. Use "cont" position. c. A bright "GREEN" light indicates continuity. The LED will not glow if the line resistance exceeds 12k.
General Operating Temperature 0°C~40°C, 80% Max & Humidity Storage Temperature -10°C~50°C, 80% Max & Humidity EN 61326-1 Safety Standard EN 61000-4-2 EN 61000-4-3 Instruction manual Accessories Batteries Soft pouch 5. MAINTENANCE A. Cleaning Periodically wipe with a damp cloth and mild detergent; do not use abrasives or solvents.
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