YSI IQ S ENSOR N ET System 182 - Manual (Page 98)

Outputs System 182
6 - 8 ba76022e01 12/2011
Output with one relay
Fig. 6-2 Output with one relay
Output with two relays
Fig. 6-3 Output with two relays
10
100
Proportional
band
Measured value
1 2
90
0
Switching frequency f or
Pulse
v width
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
Proportional bands
Relay 1 and 2
Measured value
Relay 1 Relay 2
1 2 2 1
10
100
90
0
Switching frequency f or
Pulse
v width