ADEUNIS ARF868 Serie Mode D'emploi page 44

ARF868 Radio Modems - Guide utilisateur / User guide version V2.2.2
those last memorised with the AT&W command (see § 5.2 AT Commands).
2.3.3 Standard mode
The table below shows the main RF characteristics of ARF868 modems. We can separate 2 types of use:
• High powers up to 500mW
• Powers < or equal to 25mW.
FR
2.3.3.1 Use at 500mW: maximum range
The table below enables users to configure their ARF868 modems to obtain the longest possible range at 500mW in the 869.4 to 869.6MHz
band.
Parameters
EN RF data rate
Available channels
Available RF radia-
ted power
Modulation
RX sensitivity
ARF868 ULR
Range ARF868 ULR
TNC version
RX sensitivity
ARF868 LR
Range ARF868 LR
TNC version
Duty cycle
Spacing
2.4kbps 9.6kbps
Up to 19 : Up to 9 :
869,4125 MHz 869,425 MHz
869,425 MHz 869,450 MHz
869,4375 MHz 869,475 MHz
869,450 MHz 869,500 MHz
869,46255 869,525 MHz
MHz 869,550 MHz
869,475 MHz 869,575 MHz
869,4875 MHz 869,600 MHz
869,500 MHz 869,625 MHz
869,5125 MHz
869,525 MHz
869,5375 MHz
869,550 MHz
869,5625 MHz
869,575 MHz
869,5875 MHz
869,600 MHz
869,6125 MHz
869,625 MHz
869,6375 MHz
7 levels
+27 dBm
+25 dBm
+23 dBm
+20 dBm
+17 dBm
+14 dBm
+10 dBm
2 GFSK
-122dBm -116dBm
Up to 20km Up to 14km
-109dBm -106dBm
Up to 10km Up to 7km
10%
12.5kHz* 25kHz
38.4kbps 57.6kbps
Up to 7 : Up to 3 :
869,450 MHz 869,475 MHz
869,525
869,475 MHz
MHz
869,500 MHz
869,525 869,575 MHz
MHz
869,550 MHz
869,575 MHz
869,600 MHz
4 GFSK
-112dBm -110dBm
Up to 10km Up to 10km
-100dBm -100dBm
Up to 5km Up to 5km
50kHz 75kHz
Conditions
In bold, data rate by default.
Modification through AT COMMAND ATS254
(see chapter § 5.3)
In bold, channel by default.
Modification through AT COMMAND ATS200
(see chapter § 5.3)
RF power up to 27dBm (500mW)
other frequencies available in the sub-band
863-870MHz (see next chapter)
In bold, RF power by default.
Modification through AT COMMAND ATS231 (see
chapter §5.3)
@BER 10e-3
in open field
@BER 10e-3
in open field
Depending on the use
* spectral occupancy 2.4kbps being slightly
greater than 12.5KHz, adeunis® advocates use
N-2/N+2
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