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TE-WILBUR OPERATIONS MANUAL REV 002.15 06/11/2015
Tisch Environmental 1-TSP-AND-PM10 sales@tisch-env.com www.tisch-env.com Page 56 of 183
10% Flow Variance
When a sample is running and the flow varies by
10% or more for 10 minutes, the sample will shut
down.
High System Pressure
When the internal pressure of the system exceeds
200 inches of H2O it will shut down the sample
and alarm.
10 Power Failures
When a sample is running and 10 consecutive
power fails occur, it will shut down the sample
and active the alarm.
There are also warnings associated with a sample. A warning will not shut
down the sample and will allow the sample to complete. A warning will alert
the operator that a warning has occurred and to check the history log.
Warnings that do not shut down a sample
5% flow variance
When a sample is running and the flow varies by 5%
or more for 5 minutes, the system will log the event
in the history log.
Power Failure
A power fail will be logged in the history log.
Sample Time
When a sample completes and the sample runtime is
less than 23 hours or more than 25 hours it will log
the event in the history log.
Temperature
Variance
If the ambient temperature and the filter temperature
vary by more than 5 Deg C for 30 minutes.
NOTE: When a warning appears on the screen and is logged in the history
log it must be acknowledged. If it is not acknowledged by the
operator it will continue to be active in the history log and will
continue to show on the sample completed screen.
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