Electric Equipment; Safety System - Bentone BG 550 Installation And Maintenance Instruction

9. Electric equipment

9.1 Safety system

Safety systems must be installed in accordance with regulations that are
applicable for the appliance. This may differ according to the process burner
are installed in to. Se local regulations for information.
Safety system cables must be run in separate cables outgoing signal must
not come in same cable as incoming signal. Signals must be in different
harnesses for safety reasons.
Safety system as door switches, water level, pressure, temperature and
other safety limiters must be installed in safety loop according to process.
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