734 Wiegand Interface Module Description The 734 Wiegand Interface Module allows you to use the powerful built-in access control capability of DMP Command Processor™ Panels. The XRSuper6, XR20, XR40, XR200, XR2400F, XR200-485, XR500 Series, XR2500F panels provide system door control, arming, and disarming using proximity or mag-stripe devices.