SCADACore uses several different forms of cellular communication for the SCADACore Live and Sentinel products. Unless you are very familiar with these products you probably do not know of their strengths and weaknesses. At SCADACore we deploy thousands of these modems so we have a good idea when to use and when to avoid [...]
CDMA Network End Of Life Cellular providers accross North America have standardized on the GSM network for a variety of reasons (http://www.pcmag.com/article2/0,2817,2407896,00.asp). As consumers we are left to find a solution to the end of life of the CDMA network. For the US this means that old hardware that used [...]
When interfacing with remote devices via cellular modems the cell modem essentially acts as a serial bridge. From your computer over the internet to the Internet to the remote device. Sierra Wireless modems (http://www.sierrawireless.com/productsandservices/AirLink_Gateways_Modems/Intelligent_gateways.aspx) are some of the best in the industry but can be a little complex if you [...]
Most SCADA Integrators and users of modbus are familiar with the X0001 format for modbus registers, However, the true modbus standard is not simply one number it is a function code + register number. Specific devices treat the function codes differently on the front-end. The back end will interpret the 40000 registers [...]
Microhard Corp makes some of the best M2M products on the planet. Configuring your modem for serial pass through is relatively easy and straight-forward. SCADACore offers Microhard modems as an option for the Cellular Communication Packages. The modems that we will cover for setting up serial pass through are: Bullet-3G – Low [...]
The following blog will help give programmers a simple formula for average wind direction and speed. Here is an excel sheet with all averaging examples First a disclaimer: I am not a mathematician. The idea behind this blog is not to teach math it is simply to give the formula [...]
