Bently Nevada 3300/48, Руководство по эксплуатации

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Case Expansion Monitor Maintenance
84418-01
11 I Test Channel Alarms
5. Adjust the power supply voltage past the alert
setpoint level and verify that the ALERT LED goes
on (Flashing if the first out option is selected). It
may b e necessary t o switch the polarity a t the
power supply to exceed the setpoint.
6. Verify that the ALERT RELAY changed state.
7. Press the RESET switch on the system monitor and
verify that the ALERT LED remains on steady.
8. Adjust the power supply voltage past the DANGER
setpoint level and verify that the DANGER LED goes
on (Flashing if first out option is selected).
9. Verify that the DANGER Relay changed state. If
DANGER "AND" voting logic is selected, the relay
will not change states until both channels exceed
their DANGER setpoints. "AND" voting is not active
if either channel is bypassed; Also, the Relay will
not change states if the Danger Bypass is on.
e
CASE EXPANSION
MONITOR
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m e , v 1 0
S ) c o r r .
0 - - i n v o 4 S - 0
RFFINE0 T 4 M I L L ' f i .
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