Pivoted Coil Electrical Temperature Indicator, 1920-22

Made:
1920-1922 in London
maker:
Siemens Brothers and Company Limited, Siemens Brothers & Company
Portable pivoted coil-type electrical temperature indicator

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Portable pivoted coil-type electrical temperature indicator
Science Museum Group
© The Board of Trustees of the Science Museum

Portable pivoted coil-type electrical temperature indicator (Serial No. 1695), by Siemens Brothers & Co. Limited, London, England, 1920-22.

Details

Category:
Heat
Object Number:
1922-496
Materials:
bakelite, plastic (unidentified), brass (copper, zinc alloy), copper (metal), steel (metal), glass, rubber (unidentified) and mahogany (wood)
Measurements:
overall: 83 mm x 185 mm x 185 mm, , 2.345kg
type:
temperature indicator dial (electrical/electronic), component and pyrometer
credit:
Kindly donated by Telent Technology Services Limited