Ercogener GenPro 25e - Accelerometer Option S0432 B; 4 Gsm External Antenna; Figure 24: Positioning of the Accelerometer Axis; Figure 25: GSM External Antenna

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Descriptions and non-contractual illustrations in this document are given as an indication only.
ERCOGENER reserves the right to make any modification.
Dct_427_02
3.13 Accelerometer option S0432B
The GenPro 25e provides an accelerometer with 3 axis of sensitivity ±2G or ±8G controllable by software.
Figure 24 : Positioning of the accelerometer axis
4 GSM external antenna
The GSM external antenna is connected to the modem via le Connector SMA-Female.
The external antenna must respond to the characteristics described in the table below.
Figure 25 : GSM external antenna
Table 41 : Characteristics of GSM external antenna
Frequency band
900
880..960 MHz
1800
1710..1880 MHz
Impedance
50 Ohms nominal
Input power
> 2 W peak
Gain
VSWR
< 2:1 recommended < 3:1 acceptable
Return Loss
S
11
<-10 dB recommended S
11
<-6 dB acceptable
See § 5.9 Recommended accessories, for the GSM antennas recommended by
ERCOGENER.