Malfunction Management Unit, OLED Display, Ethernet 

The Model MMU-1600GE Malfunction Management Unit is a full featured unit that monitors up to 16 traffic signal channels for conflicting inputs, improper sequencing, incorrect timing, and invalid voltage levels. 

The MMU-1600GE is fully compliant with NEMA Standard TS 2-2003. The MMU-1600GE can operate in either Type 16 mode (sixteen channels) or Type 12 mode (twelve channels). When configured to operate in Type 12 mode, the unit is downward compatible with NEMA Standard TS 1-1989. The MMU-1600GE features an Organic light Emitting Diode (OLED) display that sets a new standard for user-friendly monitor configuration