Products

DRF-8B

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UHF / VHF

Bidirectional

Operating centre

GSM

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2-way radio unit with dual band for communication (VHF and UHF). Multiprotocol, 8 inputs, 8 outputs (expandable to 32 IN-OUT), 3 service channels (network, tamper and battery). Log with max 512 event. Back-up connection on GSM (with BT-GSM module). Metal case with tamper.
Power supply 230Vac 50Hz / 13,8Vcc, with switching power supply 1,5Ah
Battery 12V, 7,5Ah max.
Power consumption at 230V 130mA stand-by (receive mode), 50mA stand-by,
300mA in max power transmission mode
Power consumption at 12V: 170mA stand-by (riceive mode), 120mA stand-by,
3,5A in max power transmission mode
Range frequency VHF (156÷174MHz), UHF (430÷470MHz)
Channel spacing 12,5KHz
Radio deviation ± 1.65 Khz
Audio encodings No. 40 programmable Subtone frequencies CTCSS
No. 15 transponder tones
Communication protocol
  • No. 3 SICEP protocols
  • No. 7 compatible protocols
  • Rep funcion for mono and bidirectional devices
  • Management of Radio Pocket portable antitheft transmitters
  • Backup tansmission on GSM line
Receiver sensitivity >12dB Sinad –117dBm
Receiver system Double conversion superheterodyne
TX power programmable on 1/5/10W
Stability in frequency 2,5ppm –20 ÷ +70°C
Input channels 8 expandable to 32 (MVS only)
Impedance 50KOhm, configurable NC, NO or double-balanced
Test dynamic battery Yes
Check battery Continuous monitoring voltage
Other outputs
  • No.1 BS output, Open Collector on GND, 100mA max
  • No.1 state output programmable for abnormality on the control channels
  • No.1 +12V output for powering external devices, 800mA max., protected by resettable fuse
Outputs 8, expandable to 32, Open Collector on GND 100mA max., monostables or bistables
Other inputs No. 1 enabling input, 50Kohm impedance
Control voltage Check continuous of voltage
Weight 1,45 Kg without battery, 4,25Kg with 7,2Ah battery
Dimensions 34 x 30,2 x 9 cm (without antenna)
Case Protection IP 30
Operating environment temperature -10° to +55°C; humidity 20% to 80%
Others
  • Calendar clock
  • Log with 512 events on non-volatile memory
  • Thermal protection on transmitter radio
  • Power supply protection on therminal board
  • Firmware updatable via PC
  • Configuration software Sicep Connect with interactive pages
LED Signals Mains, low battery, receiving a valid signal, TX, Rep mode, power
Interfaces
  • RS-485 for I/O expansions and BT-GSM
  • RS-232 for programming and update the firmware
  • USB for programming
  • Interface for PR-G1 programmer
  • Antenna connector type "N" 50 ohm
Antenna cut 2 types for check antenna efficiency
Opening the case Test continuous for opening case
Optional kits
  • Expansions I|O
  • RTX 868MHz module
  • Remote contoll

Accesories

BT-EX8/2 Expansion module with 8 Inputs - 8 Outputs. Connection on RS485 BUS.
BT-GSM GSM dialer. Allows to send recorded messages, SMS text, the function of Listening and DTMF. Remote programming included.
DRF-K2 Anti-theft kit for DRF with a built-in transceiver at 868MHz and a 2 channels remote control BT-KT2.
BT-KT/2 2-Way remote control with 2 channels. Acustic and visual confirmation. RF Connection throu BiTech tecnology.
ANT-S158 5/8 omnidirectional antenna with N connector in VHF band
ANT-S455 5/8 omnidirectional antenna with N connector in UHF band