Siemens SCALANCE M800 Operating Instructions Manual page 100

Approvals
A.3 General approvals
This device contains GSM, GPRS Class 12, EGPRS Class 10, and UMTS functions in the
900 and 1800 MHz band that must not be used in territories of the USA.
This device can be used for mobile and fixed applications. Internal / external antennas used
with this device must be at a distance of at least 20 cm from all persons and must not be
located so that they operate in combination with any other antenna or transmitter.
Users and installers must be provided with antenna installation instructions and transmitter
operating conditions that must be followed to avoid exceeding the permitted RF exposure.
Antennas for the transmitter module used must not exceed the following antenna gains in
operating configurations for mobile and fixed applications, see Maximum antenna gain
(Page 93).
This device is approved as a module for installation in other devices.
See also
Antenna gain (Page 85)
100
Operating Instructions, 08/2018, C79000-G8976-C331-08
SCALANCE M874, M876