Complies with DIN EN 61 812-1. Delayed-response timer relay in single-range and multi-range version (BC7930 / BC7934). Repeat accuracy ;0.5 % + 10 ms 2-voltage version: 24 Vac / Vdc and 230 Vac in one device LED indicator for contact position 1 changeover Depending on the type, delays of 0.5 s 60 min possible. Multi-purpose version BC7934. 8 time ranges from 0.05 s 16 h in one device