How to Pressurise Proteus Products

Before performing ATEX Zone 2 Inspections it may be necessary to pressurise the crawler and camera. This video demonstrates the pressurisation procedure for Minicam ATEX Crawlers and ATEX Cameras. Find out more about Minicam products and services at http://www.minicam.co.uk 0:00 Introduction 0:19 Overview of equipment, pressure valve 0:33 Setting up the crawler 0:51 Control unit operation 1:00 Valve Cover Key - Part No. ASS-003-555. Unscrew the pressure valve protective cap 1:20 Screw on the valve connection adaptor and unscrew the cap 1:40 Use the spring clip to attach the regulator with the appropriate gas cylinder; CO2 for conventional products or Nitrogen for ATEX products 1:52 Gradually open the regulator to fill the module with CO2 or Nitrogeon, while monitoring the pressure on the control unit (CCU) 2:15 To access the pressurisation operation mode, press the HELP key 2:25 From the on-screen menu select the module you want to pressurise, the crawler or the camera 2:45 You can reduce the pressure by pressing the valve pin 2:55 Unscrew and remove the valve adaptor 3:07 Refit the protection cap 3:21 Foll0w the same procedure to pressurise the camera 3:36 Unscrew the pressure valve protective cap 3:53 Pressurise as described earlier for the crawler 4:09 Refit the protection cap 4:19 The modules are now pressurised and ready to undertake inspections