Yaskawa EF4 fault code meaning
Yaskawa / EF4
Series: A1000, CH700, ES700, FP60B, GA500, GA700, H1000, J1000, L1000A, T1000V, U1000, V1000, W1000
External fault (input terminal S4)
drive
Meaning:
Possible causes
Source: A1000 Series Quick Start Guide P107; CH700 Technical Manual P345; ES700 Technical Manual P306; FP60B Technical Manual P188; GA500 Technical Manual P299; GA700 Technical Manual P363; H1000 Series Quick Start Guide P100; J1000 Series Technical Manual P127; L1000A Series Quick Start Guide P116; T1000V Series Technical Manual P230; U1000 Series Technical Manual P349; V1000 Series Technical Manual P240; W1000 Series Quick Start Guide P86
Series: GA501
External fault (Ethernet input DI4)
drive
Meaning:
Possible causes
Source: GA501 Technical Manual P262
Series: L7
External fault (input terminal S4)
drive
Meaning: An external fault was input through a multifunction input terminal (S3–S7).
Possible causes
Source: Yaskawa L7 Series Elevator Drive User Manual Fault Diagnosis P264