Ramtech WES3 - Page 48

Page 48 WES
3
Installation and Operations Manual V2.0 Ramtech Electronics Limited 2020
Fire Pont Technical Data
Model Numbers: W3M-BST-GSM-U, W3M-BST-STD-U, W3-BST-GSM-U, W3-BST-STD-U
Device Parameters
Dimensions (mm) HxWxD: 235 x 161 x 128 (excl. antenna 81mm and USB 15mm)
Weight: 1.5kg
Operating temperature: -25°C to +70°C
Humidity: Relative humidity >95% non-condensing (25°C to 55°C)
Supply Parameters
Operating voltage range: 4.4-6.4V from internal battery
Power: 620μWaverage
Current consumption: 120μAaverage
Battery type: Alkaline primary cells, 23Ah
RF Parameters
Operating frequency: 868.2MHz
Transmit power: 25mW max
Duty cycle: <1%
Encryption: None
Channel spacing: Single channel
Compatible with: Other WES
3
units
Protocol: Proprietary
TheRadioFrequency(RF)rangecomplieswiththePhaseIIEGSM900/DCS1800recommendation.Thefrequencyrangeforthetransmitband
and the receive band are listed in the table below:
Transmit Band (Tx) Receive Band Power
E-GSM 900 880 to 915 MHz 925 to 960 MHz 2 Watts EGSM 900 radio section
DCS 1800 1710 to 1785 MHz 1805 to 1680 MHz 1 Watt GSM1800 radio section
Base Station Technical Data