7.
Indications (optional)
7.1.
Mechanical position indication/running indication via indicator mark on cover
Figure 21: Mechanical position indication via indicator mark on cover
[1]
End position OPEN reached
[2]
End position CLOSED reached
[3]
Indicator mark on cover
Characteristics
●
Independent of power supply
●
Used as running indication (indicator disc rotates during actuator operation)
and continuously indicates the valve position
●
Indicates that end positions (OPEN/CLOSED) have been reached
(symbols
(OPEN)/
(CLOSED) refer to indicator mark in cover)
26
SAI 07.2 – SAI 16.2 / SARI 07.2 – SARI 16.2
Indications (optional)
for use in nuclear power plants