YSI IQ SensorNet MIQ/R6 Module - Manual (Page 24)

Settings MIQ/R6
4 - 10 ba76031e01 01/2012
Negative characteristic
curve
The proportional output range begins below the initial value. If the
proportional range is undercut or exceeded, the selected behavior
comes into force.
Fig. 4-10 Pulse width output
Fig. 4-11 Frequency output
1 Start value
Measured value with a minimum pulse width or switching
frequency
2 End value
Measured value with a maximum pulse width or switching
frequency
0
50
100
Measured value
Proportional
band
1
50 % of maximum
switching frequency
Maximum
switching frequency
Time
2
Switching frequency f [1/min]
Minimum
switching frequency