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TE-WILBUR OPERATIONS MANUAL REV 002.22 4/27/2017
Tisch Environmental 1-TSP-AND-PM10 sales@tisch-env.com www.tisch-env.com Page 185 of 185
PLC Revision History
Date
Version
Comments
9/28/14
1.10
Production version
10/9/14
1.70
Production version changed version for USEPA FRM
designation
10/29/14
1.80
Changed sample completed button and screens to sample
summary
11/18/14
1.90
Multiplied CV by 100 to represent into percent. Changed
maximum CV timer to 90 seconds from 60 seconds to allow
sample flow to get up to speed more effectively
Changed sensor failure alarm timer from 30 seconds to 60
seconds to allow barometric pressure sensor time to boot up
when plc firmware is updated
12/11/14
2.0
Changed battery discharge and battery fail alarms so they must
stay maintained for 5 seconds before declaring a valid alarm
2/19/15
2.1
Changed the calibration system to be 90/95/100/105% of
setpoint to ease calibration and allow setpoints to be closer to
the system setpoint of 16.67Lpm.
3/6/15
2.2
Added the ability for the user to view the last 5 sampling
events onto the touchscreen
7/20/15
3.0
Added another datalog on the sample summary folder new
datalog is called sample summary and will record every
sampling event that takes place.
1/6/15
3.5
Combined time into HHMM and date into MMDDYYYY in
the sample summary log
Added a sample warning bit in the sample log. If set to a 0,
there is no sample warning. If set to 1 there was a sample
warning and the history log needs to be examined to determine
the warning.
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