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3-1
Using the Infrared Thermometer
3
3.1 Using the Infrared Thermometer
3.1.1 Water Cool Jacket Accessory
When using the OS550 sensor head in an ambient temperature environment
above 50°C (122°F), the OS550-WC Water Cooling Jacket option must be
used to maintain the accuracy and response time of the unit. Two
1
⁄
8
" N.P.T.
compression fittings are provided for connection to copper water lines. A
constant flow of approx. 0.5 GPM of clean, room temperature water is
sufficient to protect the instrument and maintain accuracy up to 85°C
(185°F). This option can be installed in the field.
Fig 3-1. Water Cool Jacket Dimensions
OS550-WC
Ø 70.4 (2.77)
63.5 (2.50)