Accessories for Gas Analysis Signal horns (small & large versions) Signal horns as Ex-version Rotating mirror und warning lights, Flasher Warning Banners in English, German or French (other languages by request) Test gas bottle, pressure regulator Gas extraction pipe, installation parts Heated extraction pipe, pH-probe Space probes Gas samplers Filters Washers Peltier coolers Driers Manual change-over switches Automatic selectors for up to 24 measuring points Diaphragm pumps Diaphragm compressors Side-duct blowers Transducers for output: 0-(4)-20 mA Limit monitors Calibration gases Carrying cases Charger units Standby power supply unit special accessories for particular tasks and measurement problems. Details available on request. Complete ventilator-control cabinets for ventilation units