Advantech PCI-1711 Instrukcja Użytkownika Pobierz pdf (Strona 45)

39 Appendix C

C.1 VR Assignment

The five variable resistors (VRs) on the PCI-1711U/UL board help you

make accurate adjustment on all A/D and D/A channels. See the figure in

Appendix C for help finding the VRs. The following list shows the func-

tion of each VR:

Figure C.1: PCI-1711U VR Assignment

VR Function

VR1 A/D bipolar offset

VR2 A/D full scale

VR3 D/A0 full scale

VR4 D/A1 full scale

1 2 ... 40 41 42 43 44 45 46

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