Bentone MVD 210 - Page 44

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Bentone
8.8.2 UV –detector (QRC)
The UV sensor should not be exposed to temperatures higher than 60 °C. The
current passing through the UV sensor when it is lighted must be at least 70
µA. The current can be measured using a rotary coil instrument. A check is
necessary only if a malfunction is suspected.
8.8.3 Flame monitoring UV-detector (QRC)
Technical data
Idle voltage at ION-terminals AC 115-230V
Short-circuit current Max. AC 100-300 mA
Max. current for ame detection Max. DC 5.5 µA
Required current to ensure detection Min. DC 40 µA
Possible detection current Max. DC 60 µA
Operational indicator lamp ashes green <45 µA DC
Operational indicator lamp shines green >45 µA DC
QRC1...
2
1
12
bl
sw
br
µA DC
LME23...

Bk BnBu