What is the difference between the DualCom 2 and the DualCom Plus?
The DualCom Plus has been designed to meet the very latest insurance requirements, and includes 5 minute polling if either the PSTN or the VDN transmission path fails. Furthermore, if both paths fail, then a signal is sent to the ARC to indicate this. To achieve this, the DualCom Plus communicates via PSTN and VDN with computers within the Vodafone network. This computer is called the Polling Server. < Back to Top DualCom Plus Polling When installing DualCom Plus it will automatically register onto the radio network whenever it is powered-up and when it is Reset, but the installer MUST start the Polling. Starting the Polling is described on the label on the top of every DualCom Plus and it is also described in the Installation Manual. To start the Polling, press the A button on the DualCom Plus several times until the display shows the letter ‘P’. Then Press the B button 3 times to start the Polling. The process will take about a minute and a half. You will see the successful displays
