Measurement Timing
(Original Document)
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Introduction
The cycle time for the TSX AEY 414 module is always 550 ms.
This value is not affected by the power supply frequency (50 or 60 Hz). Measurements are done in the following order: channel 0, channel 1, channel 2, channel 3 and internal selection.
Breakdown of Cycle Duration
The following table breaks down the various cycle times:
Type of Time
Breakdown of Cycle Times
Total
Scan Time for channel 0
  • Wiring Test: 4 ms
  • Channel Conversion: 106 ms
110 ms
Scan Time for channel 1
  • Wiring Test: 4 ms
  • Channel Conversion: 106 ms
110 ms
Scan Time for channel 2
  • Wiring Test: 4 ms
  • Channel Conversion: 106 ms
110 ms
Scan Time for channel 3
  • Wiring Test: 4 ms
  • Channel Conversion: 106 ms
110 ms
Scan Time for channel 4
  • Wiring Test: 4 ms
  • Channel Conversion: 106 ms
110 ms
Internal Selection
  • Internal Selection: 110 ms
110 ms
Total
550 ms
NOTE: internal selection corresponds either to the internal temperature, or to the internal references for module self-calibration, or again to line compensation for thermowell ranges.