36. Wire detector

Status: OK

It is used for detecting mains wire.

Based on this design: http://www.edn.com/article/511304-Detect_live_ac_mains_lines.php

36.1. Schematic

../../_images/wire_detector_sch_119.png

36.2. Board

Normal, bottom mirrored, wires only:

../../_images/wire_detector_brd_120.png ../../_images/wire_detector_brd_121.png ../../_images/wire_detector_brd_122.png

36.3. Partlist

part value position
C7 100n (0.85 1.9)
D2 1N4148 (0.85 1.3)
IC3 7414N (1.2 1.65)
JP1 IN (0.85 1.1)
JP3 POWER (0.85 2)
LED1   (1.55 1.1)
R1 1k (1.5 1.3)

36.4. 3D view

36.4.1. Front

../../_images/wire_detector_brd_3d_123.png

36.4.2. Right side

../../_images/wire_detector_brd_3d_124.png

36.4.3. Left side

../../_images/wire_detector_brd_3d_125.png

36.4.4. Bottom

../../_images/wire_detector_brd_3d_126.png

36.5. Sources

original design

http://www.edn.com/photo/286/286900-Detect_live_ac_mains_lines_figure_1.gif

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