Hour meter - format 48 x 48 - AC or DC auxiliary power supply
                    
                    Hour meter - format 55 x 55 - AC or DC auxiliary power supply
                    
                    Hour meter - format 72 x 72 - AC or DC auxiliary power supply
                    
                    Frequency meter - Format 72 x 72
                    
                    Frequency meter - Format 96 x 96
                    
                    Frequency meter + Hour meter - Format 96 x 96
                    
                    Frequency meter - Configuration as required
                    
                    Vibrating-reed frequency meter - Format 72 x 72
                    
                    Frequency meter - Format 72 x 72
                    
                    Vibrating-reed frequency meter - Format 96 x 96
                    
                    Double vibrating-reed frequency meter - Format 96 x 96
                    
                    Phasemeter - Configuration as required
                    
                    DC voltmeter - Format 48 x 48 - Connection to process signal
                    
                    DC voltmeter - Format 96 x 96 - Configuration as required
                    
                    DC voltmeter - Format 96 x 96 - Configuration as required