Suconet Interface Module (SIM): VR-1.2. Subconet: Class: 1. Suconet Interface Module (SIM): VR-1.2 Subconet: Class: 1 620-0074 Honeywell is a versatile industrial item that can be used in various applications such as automation, control systems, and manufacturing processes. It is available for purchase at PLC2Day, a leading supplier of industrial automation products.