Specifications

VR Assignment

There are four variable resistors (VRs) on the PCI-1711 card and two

variable resistors (VRs) on the PCI-171L card. These variable

resistors are to facilitate accurate adjustments for all A/D and D/A

channels. Please refer to the following two figures for the VR

positions.

Fig. 5-2 PCI-1711/1711L VR assignment

The following lis t shows the function of each VR :

VR Function

VR1 A/D bipolar offset adjustment

VR2 A/D full scale (gain) adjustment

VR3

D/A channel 0 full scale adjustment

(for PCI-1711 only)

VR4

D/A channel 1 full scale adjustment

(for PCI-1711 only)