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Dow Corning

Vacuum Leak Detectors

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Vacuum Leak Detectors

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Continuous duty

  • High-frequency induction, Tesla-type coil, with one end of secondary attached to a metal electrode
  • Point of leakage is indicated by a bright spot where discharge enters evacuated glass assembly

Can be used for exciting Geissler tubes, but intended for intermittent use only, for periods of up to 4 minutes, followed by at least 5 minutes “off” between periods of use. Output is 10,000-50,000 Volts at a frequency of three to four megahertz. Plastic housing is approximately 254 mm long x 51 mm diameter. Overall length: 356 mm. Adjusting screw controls spark intensity. With two-wire cord and plug.

  • Generates softer spark for testing thin-walled vacuum glassware and light insulation without puncturing

9675L13 operates on same voltage as 9657L10, but at frequencies of 4 to 5 megahertz. Transformer housing dimensions: 194 x 86 x 108 mm high overall. Furnished with three-wire connecting cord and plug for 120 Volts, 50/60 Hz, AC only.

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Product Detail
Thomas No.
9675L10
Mfr. No.
11011
Description
VACUUM LEAK DETECTOR, 120 V

list price/quantity total
$0.00
Thomas No.
9675L13
Mfr. No.
11021
Description
VACUUM LEAK DETECTOR, 230 V

list price/quantity total
$0.00
$0.00 (0 Items)

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