Antennas
6.5 SIMATIC RF642A
SIMATIC RF600
System Manual, 06/2019, J31069-D0171-U001-A22-7618
307
6.5.7
Technical data
Table 6- 25 Technical specifications for the RF642A antenna
6GT2812-1GA08
Product type designation
SIMATIC RF642A
Radio frequencies
Operating frequency
865 to 928 MHz
Maximum radiated power
•
ETSI
•
RF650R:
≤
2000 mW ERP
RF680R/RF685R:
≤
2000 mW ERP
•
FCC
•
RF650R:
≤
4000 mW EIRP
RF680R/RF685R:
≤
4000 mW EIRP
•
CMIIT
•
RF650R:
≤
1900 mW ERP
RF680R/RF685R:
≤
2000 mW ERP
•
ARIB
•
STD-T107:
RF650R:
≤
500 mW EIRP
Antenna gain
•
ETSI
•
6 dBi
•
FCC
•
7 dBi
Opening angle for sending/receiving when mounted on a metal surface of 15 cm x 15 cm
1)
•
ETSI
•
Horizontal plane: 75°
Vertical plane: 70°
see section "Directional radiation pattern
in the ETSI frequency band (Page 303)"
•
FCC
•
Horizontal plane: 80°
Vertical plane: 70°
see section "Directional radiation pattern
of the RF642A in the FCC frequency band
(Page 305)"
Front-to-back ratio
•
ETSI
•
10 dB
•
FCC
•
9.8 dB ± 2.2 dB
Electrical data
Range
See section "Maximum read/write ranges of
Impedance
50
Ω
Polarization
Linear
VSWR (standing wave ratio)
≤
1.5
Power
2 W