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The Fairmount Thermohygrograph has the following features:
General description : Cast base and side frames, finished in Dark blue hammer finish enamel. Mechanism machined & fabricated from high quality brass. Supplied with vented, transparent vaccum formed cover with convenient carrying handle on top.
Temperature section :
Range : -5 to 55C
Accuracy : +/- 0.5C
Sensing element : Bi-metalic coil
Humidity section :
Range : 0 to 100%
Accuracy : +/- 5%
Sensing element : Specially treated human Hair
Illustration shows weekly thermohygrograph without dust cover
Recording section :
Battery operated quartz clock with simple mechanism for changing rotation from daily to weekly or monthly. Recording is effected by easily changed fibre tipped pens
Ordering Information:
FM6150 Thermohygrograph
FM6160 Thermohygrograph
FM6170 Pack of 100 daily charts
FM6151 Pack of 100 weekly charts
FM6195 Pack of 2 fibre tipped pens
Other ranges and types made to order.
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