Meter, DC Amps, LED, 1/8 DIN, 4-Digit, 4-20mA / 0-5A Input, 3 Relay Outputs, 100-240 VAC


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Multi panel meter MT4Y/MT4W series has various functions such as AC frequency measuring function, zero adjustment function and transmission output scale function. This series is the super version of panel meter which realizes -1999 to 9999 max display range, wide power supply range and various output option selection.

Main Features
  • Super version panel meter
  • Various output options (Default : Indicator)
     : RS485 communication output, low speed serial output, current(4-20mA) output, BCD output, NPN/PNP open collector output, relay output
  • Max. measuring input specification : 500VDC, 500VAC, 5ADC, 5AAC
  • Max. display range : -1999 ~ 9999
  • Prescale function
  • AC frequency measurement (0.1 ~ 9999Hz)
  • Various functions : Monitoring function for max. and min. display value function, display cycle delay function, Zero function, High display correction function,Current output scale function
  • Wide range of power supply : 100-240VAC, 12-24VDC(MT4W only)
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    Series MT4Y-DV-4⋲
    MT4W-AV-4⋲ MT4W-AA-4⋲ MT4W-DV-1⋲
    Measurement input DC voltage, ampere AC voltage, ampere, Frequency DC voltage, ampere AC voltage, ampere, Frequency DC voltage, ampere AC voltage, ampere, Frequency
    Power supply 100-240VAC 50/60Hz
    (Allowable voltage range: 90 to 110%)
    (Allowable voltage range: 90 to 110%)
    Power consumption 5VA 5W
    Display method 7 Segment LED display(red)(Character height:14.2mm)
    Display accuracy • 23°C±5°C - DC Type: F.S. ±0.1% rdg±2digit / AC Type: F.S. ±0.3% rdg±3digit
    DC/AC Type F.S +0.3% rdg +3digit max. only for 5A terminal.
    • -10°C to 50°C - DC/AC Type: F.S.±0.5% rdg±3digit
    Max. allowable Input 110% F.S for each measured input range
    A/D conversion method Practical oversampling using successive approximation ADC
    Sampling cycle DC type: 50ms, AC type: 16.6ms
    Max. Indication range -1999 to 9999 (4 Digit)
    Preset output • Relay output - Contact capacity: 250VAC 3A, 30VDC 3A / Contact composition: N.O(1a)
    • NPN/PNP Open collector output - 12-24VDC ±2V 50mA Max. (Resistive load)
    Sub output
    (Trans-mlssion output)
    • RS485 communication output - Baud rate: 1200/2400/4800/9600, Communication method: 2-wire half duplex, Synchronous method: Asynchronous method, Protocol: Modbus type
    • Serial/BCD output - NPN Open collector output: 12-24VDC Max. 50mA(Resistive load)
    • DC4-20mA output - Resolution: 12,000 division(Load resistance max. 600Ω)
    AC measuring function† 1 Selectable RMS or AVG
    Frequency measurement function† 1 Measurement range : 0.100 to 9999Hz(Variable by decimal point position)
    Hold function† 2 Includes(External hold function)
    Insulation resistance Min. 100MΩ(at 500VDC megger) between external terminal and case
    Dielectric stength 2,000VAC for 1 minute between external terminal and case
    Noise stength ±2kV the square wave noise(pulse width : 1µs) by the noise simulator
    Vibration Mechanical 0.75mm amplitude at frequency of 10 to 55Hz(for 1 mln.) in each of X, Y, Z directions for 2hours
    Malfunction 0.5mm amplitude at frequency of 10 to 55Hz(for 1 min.) In each of X, Y, Z directions for 10minutes
    Shock Mechanical 100m/s²(10G) in each of X, Y, Z directions for 3 times
    Malfunction 300m/s²(30G) in each of X, Y, Z directions for 3 times
    Relay life cycle Malfunction Min. 20,000,000 operations
    Mechanical Min. 100,000 operations(250VAC 3A Load current)
    Environment Ambient temperature -10 to 50°C, storage: -20 to 60°C
    Ambient humidity 35 to 85%RH, storage: 35 to 85%RH
    Insulation type Double insulation or reinfored insulation
    (Mark: ⊡, dielectric strength between the measuring input part and the power part: 1kV)
    Approval CE, UL CE, UL, RoHS CE, RoHS
    Unit weight Approx. 134g  Approx. 211 g
    Document download
    † 1: AC measuring function, and frequency measuring function are only for AC measuring Input type.
    If only frequency Input the AC type(display method of measuring input) which option Is In MT4W, MT4W will operate the only Indicating type.
    † 2: MT4Y-⋲-4N model has no hold function.
    † Environment resistance is rated at no freezing or condensation.


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