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Immunity to Proximity Fields from RF Wireless Communications Equipment
(Table 4)
Test Frequency
(MHz)
385
450
EN
710
745
780
810
870
930
1720
1845
1970
2450
5240
5500
5785
Portable RF communications equipment (including periphals such as antenna cables and
external antennas) should not be used in a vicinity closer than 30 cm (12 inches) to any part
of the SonoTT
If this warning is not adhered to, it could result in the degradation of the performance of the
equipment.
Page 90
Band (MHz)
Service
380-390
TETRA 400
GMRS 460
430-470
FRS 460
704-787
LTE Band 13, 17
GSM 800/900
TETRA 800
800-960
iDEN 820
CDMA 850
LTE Band 5
GSM 1800
CDMA 1900
GSM 1900
1700-1990
DECT
LTE Band 1, 3,
4, 25; UMTS
Bluetooth
WLAN
2400-2570
802.11 b/g/n
RFID 2450
LTE Band 7
WLAN 802.11
5100-5800
a/n
Ultrasonic FlowComputer. This includes cables specified by the manufacturer.
TM
D108-702 SonoTT
Ultrasonic FlowComputer - Operating Instructions V4.0
TM
Modulation
Maximum
Power (W)
Pulse
modulation
1.8
18 Hz
FM
± 5 kHz
2
deviation
1kHz sine
Pulse
modulation
0.2
217 Hz
Pulse
modulation
2
18 Hz
Pulse
modulation
2
217 Hz
Pulse
modulation
2
217 Hz
Pulse
modulation
0.2
217 Hz
SonoTT
Ultrasonic FlowComputer
TM
Distance (m)
Immunity Test
Level (V/m)
0.3
27
0.3
28
0.3
9
0.3
28
0.3
28
0.3
28
0.3
9
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