User's Manual

UMXXX
o Ambient pressure between 260 and 1260 hPa; please note that extreme
values or fast variations may cause mechanical stress in the sensor
package and affect measurement accuracy.
o Relative humidity between 0 and 100%; please note that use of the heating
element in HTS221 may be required to restore sensor operation in case of
condensation; please note that the board is not protected against
condensation of water.
o FCC part 15 Subpart C verification conditions: indoor environment,
temperature up to 45degC, Humidity range between 20% and 80%.
17. Compliance Information
FCC Compliance Statement
Part 15.19
This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions: (1) this device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired
operation.
Part 15.105
This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio frequency
energy and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a residential
area is likely to cause harmful interference in which case the user will be required to correct
the interference at his own expense.
Part 15.21
Any changes or modifications to this equipment not expressly approved by
STMicroelectronics may cause harmful interference and void the user’s authority to operate
this equipment.
IC Compliance Statement
Compliance Statement
This device contains licence-exempt transmitter(s)/receiver(s) that comply with
Innovation, Science and Economic Development Canada’s licence-exempt RSS(s).
Operation is subject to the following two conditions: