The M4NN series compact digital panel meters feature various input options and NPN/PNP open collector output options, allowing flexible application in diverse environments. The input and power terminals are isolated to provide safer operation and allow multiple units to be powered by the same power supply. Plug-socket terminal block connection is also available to provide user-friendly wiring and easier maintenance. The diverse functions and compact size make it a great option for measuring and displaying process values in diverse applications.


Main features

• Various input/output options (by model)
  – Input options : DC voltage, DC current, AC voltage, AC current
  – Output options : NPN open collector/PNP open collector (default : indicator/no output)
• Isolated input and power modules allow powering of multiple units using a single power supply
• Display range : -1999 to 9999
• High/low-limit display scale function
• AC frequency measurement (range : 0.1 to 9999Hz)
• Preset output mode : OUT1, GO, OUT2 (NPN/PNP open collector output)
• Power factor display function : displays analog input (1-5V, 4-20mA) from power factor converters as -0.50~1.00~0.50
• Various functions : peak display value monitoring, display cycle delay, zero-point adjustment, peak display value correction
• Power supply : 5-24VDC (isolated type)