YSI DIQ/S 182 XT-4-MOD User Manual
Page 98
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Relay outputs
System 182 XT-4
6 - 8
ba76028e01
02/2012
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
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