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Chapter 10. Configuring the I/O Driver from FIX/iFIX Applications171
See Also
Specifying Signal Conditioning in Database Manager
15BN Signal Conditioning
Signal conditioning defines how the process database scales incoming data.
Parameters for 15BN Signal Conditioning
Write
Algorithm
Writes to a 16-bit register using the
same algorithm as 12BN, and
returns a status indicating whether
the value is out of range and in an
alarm state, or OK.
Result = (((InputData –
Lo_egu)/Span_egu) * 4095) + 0.5.
Write
Algorithm
Variables
Lo_egu – the low engineering
value.
Span_egu – the span of the
engineering values.
InputData – the database block’s
current value.
Result – the value sent to the
process hardware.
Description 15-bit binary number.
Input Range 0 – 32767.
Scaling Scales 15-bit binary values to the
database block’s EGU range.
Ignores the most significant bit.
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