GE B20 User Manual page 61

Recording numerical trends
You can record the current trends values of measured parameters.
Print/Record
1. Press the
2. Select Num Trend Type and Num. or Tab. to set up the format
for the recorded numerical trends
3. To start the recording, select Record Numerical.
4. To stop recording, select Stop Numerical.
key, select Record Trends.
Recording graphical trends
Print/Record
1. Press the
2. Select Graphic. Trend 1 or Graphic. Trend 2 to set up
parameters of graphical trends.
3. To start the recording, select Record Graphical
4. To stop recording, select Stop Graphical.
Trends are recorded for the time period that corresponds to the time
scale of the graphical trends.
To choose the time scale:
Pt.Data & Trends
1. Press the
2. Select Trends- Time Scale - 20 '/1 h/2 h/4 h/6 h/8 h/10 h/12 h/24
h/36 h/48 h/72 h.
57
key, select Record Trends
key.