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1
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For battery-operated type
(No. 7210-00/7211-00)
For spring-wound type
(No. 7215-00)
< Procedure for use >
Thank you for purchasing the Sigma II Thermohygrograph.
・
This instrument is designed to measure
and record the indoor temperature and humidity. Do
not use it for other purposes.
・
Read this manual thoroughly before use and keep it in a safe place for future references.
This product is strictly inspected and securely packed at shipment, however the indicated value may shift due to excessive shock or vibration during
transportation. After unpacking, place the unit in a stable atmosphere for two hours or more before use and confirm that the indicated value is within
the specified accuracy by comparison with the reliable thermohygrometer such as Assmann psychrometer. If the indicated value is out of accuracy
specified, adjust the value referring to the “Indication adjustment.”
If there are anything unclear, contact us or the dealer from which you purchased the instrument.
Turn carrying handle to
left until it stops.
1.
Lift the cover and remove
it.
2.
Remove packing material.
3.
Open the lid pulling the knob
outside. After insert the
batteries, close the lid while
pulling the knob outside.
4-A
Fully wind spring at the top of
cylinder with the thumbscrew.
4-B
Pull the pen lifting lever
fully toward you.
5.
Remove the cylinder
holding nut.
6.
Remove chart holder.
7.
Wind chart.
NB : The chart is not attached on cylinder at shipment
8.
Attach the chart holder.
9.
