Dual-Monitor (2 absolute limit values) functionPart C VC-6000
TM
Compact monitor
© VC-6000
TM
Compact monitor Sept.2011 C100583.002 Components Vers. 07 - 67 -
♦ <Danger delay>
The parameter Danger delay defines the time period that the Danger
limit violation must continuously exist before the alarm event will be
passed further to the following block (e.g. Relay output).
This setting can be changed at the instrument.
Minimum: 0 s Maximum: 99.99 s Step size: 0.01 s
Works pre-setting Dependent upon the monitoring task,
typically 3 s
♦ <Acknowledge>
This parameter allows acknowledgement of limit violations through the
User Terminal. Selecting „Yes“ acknowledges all limit violations that
have not yet been acknowledged.
Acknowledge Yes or No
♦ <Trip Override>
Through the parameter Trip Override a Monitor block can be taken out
of operation. The setting can be changed at the instrument.
Trip Override On or Off
Works pre-setting TO off
♦ <Fail-safe danger>
This parameter determines the behaviour of the Danger alarm when no
valid measured value exists, when there is a sensor OK-fault.
• Fail-safe danger „No“: Danger alarm output will not be
activated when there is no valid measured value .
• Fail-safe danger „Yes“: When there is no valid measured
value the Danger alarm will be activated
The signal from the Alert alarm is not influenced by selection of any
„Fail-safe danger“ parameter. The Alert alarm will only be activated if
there are valid measured values above the Alert limit.
Fail-safe danger No Yes
Works pre-setting No
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