Spectrum-controls 1746sc-INO4vi Manual do Utilizador descarregar pdf (Página 34)

24 SLC 500

™

Isolated Analog Output Modules

Figure 5. Example relationship between output signal and

channel data

Data Value

9999

100

20.5 mA3.5 mA

Signal

Value

In the preceding example...

low

= 3.5 U

low

= 100

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

O:e.0

Address

Channel 1 Output Data WordO:e.1

Channel 2 Output Data WordO:e.2

Channel 3 Output Data WordO:e.3

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 47 48

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Spectrum-controls 1746sc-INO4vi Manual do Utilizador Página 34