-36-
No.EX##-OMU0020-A
6.4.5. US1 indicator
Table. 6-5 US1 indicator
US1
Meaning
OFF
US1 is not present or is below the dropout level (< approx. 17 V DC).
Flash
US1 is below the permissible level but above the dropout level (17 to 20.4 V DC).
ON
US1 is present (> approx. 21.6 V DC).
6.4.6. US2 indicator
Table. 6-6 US2 indicator
US2
Meaning
OFF
US2 is not present or is below the dropout level (< approx. 17 V DC).
Flash
US2 is below the permissible level but above the dropout level (17 to 21.6 V DC).
ON
US2 is present (> approx. 22.8 V DC).