Hour meter - format 72 x 72 - AC or DC auxiliary power supply
                    
                    DC ammeter - Format 72 x 72 - Connection to process signal
                    
                    DC ammeter - Format 96 x 96 - Configuration as required
                    
                    DC ammeter - Format 96 x 96 - Configuration as required
                    
                    Phasemeter - Configuration as required