Panametrics Sentinel LCT, User Manual

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Chapter 3. General Programming
52 Sentinel LNG User’s Manual
c. Drive Ctl-Select Open Drain or Push-Pull
3.9.2.1 Frequency
1. Units - Choose the channel, parameter and units to output.
2. Fbase - Enter the lowest value of the Frequency range you want to output.
3. Fspan - Enter the highest value of the Frequency range you want to output.
4. Value(min) - Enter the value of the parameter you want to correspond to the min. value of the frequency range.
5. Value(max) - Enter the value of the parameter you want to correspond to the max. value of the frequency range.
6. Choose the Error Level, the way the output will respond during an error condition. Choose Force LO, Force HI, Hold
Last, or Force Value. When the meter goes into Error, the choosen Error level will be output through the Frequency
Output.:
3.9.2.2 Totalizer
1. Units - Choose the channel, parameter and units to output
2. Unit/Pulse - Choose how many units of the chosen parameter are accumulated until a pulse is sent out.
3. Pulse Width - Choose the length of each pulse output.
Note: Make sure the meter is not going to be outputting more than one pulse during this time, as this could lead to
missed pulses.
4. Polarity - Choose the Negative or Positive edge of the pulse.
Option Output Response
Force Lo Forces Output to Fbase.
Force Hi Forces Output to Fspan.
Hold Last Holds the last “good” reading.
Force Value
Enables the user to enter a value between the Frequency Range, to be output during an
error.