CAPINTEC, INC. CRC
®
-25R
TECHNICAL DESCRIPTION
On / Off Switch
The on/off switch (I = on; = off) is located on the back of the instrument.
Warm Up Period
Approximately 30 minutes should be allowed for the instrument to stabilize. While the
instrument is warming up, it is strongly recommended that you become familiar with the
CRC
®
-25R.
Environment Requirements
Indoor use only. Pollution Degree 2, Altitude, and Installation Cat. II.
Operational
The instrument should be located where the level of the background radiation is as
low and as constant as possible.
The instrument should be located where the temperature is stable within a range of
+50°F to +85°F (+10°C to +30°C) and the maximum relative humidity is 90% non-
condensing to warrant maximum reliability and accuracy.
The instrument should be located where the barometric pressure is within a range of
27 – 31 inches of mercury (91 – 105 kilopascals).
Storage
The instrument should be stored where the temperature is stable and the range is
from +39°F to +110°F (+4°C to +43°C) and the maximum relative humidity is 90%
non-condensing to warrant maximum reliability.
The instrument should be stored where the barometric pressure is within a range of
15 – 33 inches of mercury (51 – 112 kilopascals).
CAUTION: If these environmental requirements are not followed, the instrument may
display erroneous readings
2 - 4 FUNCTIONAL & TECHNICAL DESCRIPTION March 15
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