Safety Bus Manual — P/N LS10177-000HI-E:B 02/21/2019 10Section 1: Safety InstructionsBefore working with the Safety Bus system, carefully read this manual. All the installation andmaintenance operations described herewith must be carried out by qualified personnel. The SafetyBus system must be used exclusively for the purposes it has been designed for and must operateaccording to the operating conditions stated by the manufacturer. Furthermore, the field devicesconnected to the system must be compatible and approved to operate with SB modules. Incorrectuse of this type of equipment, failure to observe the instructions provided in this manual or theaction of unqualified personnel can cause serious damage to people, premises and the surroundingsfor which Honeywell shall not be responsible.1.1 Protection Against Electrostatic DischargesAll Safety Bus system modules contain electronic components sensitive to electrostatic discharges.Adopt the appropriate measures for preventing damage caused by electrostatic discharges. Trans-port and keep all system components in containers with electrostatic discharge protection. Do notremove components from their protective packaging until the moment of installation. Use agrounded anti-static wrist strap to remove electrostatic discharges from the body during installa-tion. Avoid contact with module terminal blocks.1.2 GroundingAll Safety Bus system modules are equipped with a grounding screw located on the front panel andidentified by the relevant symbol. Ensure that all the modules are properly connected to the ground-ing system using the appropriate conductor.1.3 Equipment ModificationsAll components, circuits and configuration parameters subject to hardware/software modificationsmust be 100% tested.