Siemens SIMATIC RF610T ATEX System Manual page 305

D D irectional radiation pattern of the RF642A in the FCC frequency band
Figure 6-38
SIMATIC RF600
System Manual, 06/2019, J31069-D0171-U001-A22-7618
Pattern of the vertical plane of the antenna
Pattern of the horizontal plane of the antenna
Directional radiation pattern of the RF642A in the FCC frequency band
Antennas
6.5 SIMATIC RF642A
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