28 General Safety and Regulatory Information TB9100 Installation and Operation Manual© Tait Electronics Limited May 2006ExplosiveEnvironmentsWarning!! Do not operate TB9100 equipment nearelectrical blasting caps or in an explosiveatmosphere. Operating the equipment in theseenvironments is a definite safety hazard.Proximity to RFTransmissions Do not operate the transmitter when someone is standing within 3ft.(90cm) of the antenna. Do not operate the transmitter unless you havechecked that all RF connectors are secure.High Temperatures Take care when handling a PMU or PA which has been operating recently.Under extreme operating conditions (+140°F [+60°C] ambient airtemperature) or high duty cycles, the external surfaces of the PMU and PAcan reach temperatures of up to +176°F (+80°C).Equipment SafetyInstallation andServicing Personnel The TB9100 should be installed and serviced only by qualified personnel.Antenna LoadImportant The PA may be damaged if the load is removed or switchedwhile the PA is transmitting.To protect the PA output stage from load transients (i.e. switching orremoving the load), we recommend that you fit an isolator between the PAand the load. Fit the isolator as close as possible to the RF output connectoron the PA. Do not connect any switching or combining equipment betweenthe isolator and the PA.ESD PrecautionsImportant This equipment contains devices which are susceptible todamage from static charges. You must handle these devicescarefully and according to the procedures described in themanufacturers’ data books.We recommend you purchase an antistatic bench kit from a reputablemanufacturer and install and test it according to the manufacturer’sinstructions. Figure 2.1 shows a typical antistatic bench set-up.