SNAP-AIV-72 Configuration Configuring SNAP-AIV-72 Modules for Use with PAC Control Software 7. Click OK to exit the dialog box. The new points appear in the Configure I/O Points dialog box, as shown: 2. In the Configure I/O Points dialog box, double-click the module's position number to open the Add Module dialog box 3. At the top of the dialog box, select Analog Input. From the Module list, choose SNAP-AIV, as shown: SNAP-AIV-72 Configuration This technical note explains how to configure the SNAP-AIV-72 module for use with PAC Control software. To prevent problems, follow these steps exactly: 1. On the Strategy Tree, right-click the Points folder for the I/O unit holding the module. Select Add from the pop-up menu to open the Configure I/O Points dialog box. 5. Double-click the lower-numbered channel on the module to open the Add Analog Point dialog box. Complete the Name field. From the Module drop-down list, choose SNAP-AIV: -10+10 VDC (Scalable). Leave default scaling. Click OK. 6. Double-click the higher-numbered channel on the module. Complete the Name field. Again choose SNAP-AIV: -10-+10 VDC (Scalable) from the Module drop-down list. Set the scaling values as shown below. 8. Click Close. Both channels will read properly in the range of 0 to 10 volts. Above 10 volts, the lower-numbered channel will go into an over-range condition, but the higher-numbered channel will continue to read correctly. If you have questions, please contact Opto 22 Product Support at the phone number listed at the bottom of this page. TECHNICAL NOTE Form 1783-091103 4. Click OK to close the Add Module dialog box. Back in the Configure I/O Points dialog box, click the plus sign next to the new module. PAGE 1