IMPULSE
®
•G+ & VG+ Series 4 Technical Manual
November 2020
Page 226
11. Complete all main circuit terminal connections as the installation of the S4IF interface card may block wiring
access.
NOTE: Wires to the S4IF interface card should be stripped 0.2" ±20% for maximum system safety. Solder dipping
or ferrules are also highly recommended.
12. Insert the S4IF interface card by sliding it onto the side guides until it mates tightly into the CN4-1 connector.
13. Tighten the screws (A) pictured in Figure 6-2.
14. Connect the command signals to the desired inputs of the S4IF interface card.
15. See Table 3-8 on page 46 for additional information regarding the S1, S2, S3, and S4 settings.
16. Reinstall and secure the VFD's front cover.
17. Reconnect power to the VFD.
18. Set A01-05 = 8880 (this moves all modified and user parameters to new IF card).
19. Verify modified parameters with those recorded in Step 1.