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General| Brand | Harris |
|---|---|
| Model | Dracon TS21 |
| Category | Test Equipment |
| Language | English |
Introduces the Dracon TS21 Lineman's Test Set, its use, color, and physical dimensions.
Lists TS21 model numbers, cord types (STD, SP, SPR, 3W), and switch configurations.
Details electrical parameters (loop limit, impedance, pulsing) and physical specs (length, width, weight).
Describes the test set's housing, belt clip, nonslip pad, and cord configurations.
Explains TALK/MONITOR and MODE switches for call state and signaling type (DTMF/Pulse).
Details the KEYPAD IN/OUT switch for bypassing electronics on low voltage/dry circuits.
Covers the 12-button keypad and the POLARITY BUTTON with LEDs for line polarity check.
Describes the optional MUTE button and GROUND START button for specific test set functions.
Details STD and SP cords: construction, length, alligator clips, and male plugs.
Describes SPR cords with resistor and 3W ground start cords with three conductors.
Guides on using the set for signaling (dial/tone) and performing line polarity checks.
Explains operation on low voltage/dry circuits and line monitoring procedures.
Introduces click-based troubleshooting and methods for locating short circuits.
Covers locating open circuits, continuity testing, and relevant safety cautions.
Outlines warranty coverage, limitations, and the process for returning equipment.
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