Spectrum Controls 1746sc-INO4vi - Manual (Page 34)

24 SLC 500 ™ Isolated Analog Output Modules
Figure 5. Example relationship between output signal and
channel data
Data Value
9999
100
20.5 mA 3.5 mA
Signal
Value
In the preceding example...
S
low
= 3.5 U
low
= 100
S
high
= 20.5 U
high
= 9999
∆
S = 17
∆
U = 9899
Controlling Each Output
Channel’s Signal
Output words 0 through 3 determine the output signal levels for channels
0 through 3, respectively. The output signal level depends on the output
range and data format selected.
Channel 0 Output Data Word
15 0
O:e.0
Address
Channel 1 Output Data Word O:e.1
Channel 2 Output Data Word O:e.2
Channel 3 Output Data Word O:e.3