Engineered with innovation and continuous improvement in mind. For over 35 years Automatic Technology (ATA) has been designing and building garage door and gate openers. Quality is our hallmark. It's why we are at the forefront of the industry and why ot
More information and support for SIDOOR Automatic door control systems for railway applications are available here: Further information DownloadsSupportServices Broschures and Catalogs Brochure "Door openers for public passenger rail service" Catalog ST 70 – Products for Totally Integrated...
the output of which is connected to a suitable inductive coil 68, the other end of which is coupled through a resistor 70 back to an input of the NAND gate 67. A capacitor 72 ties the common end of the inductive coil 68 and resistor 70 to ground. The specific values of the inductor ...