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TSURUGA MODEL 4258

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TSURUGA MODEL 4258 Panel Meter Digital/Printer Tsuruga
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Temperature Measuring Digital Meter Relay

  • ¡ö Easy calibration for scaling
  • ¡ö Available analog or BCD output
  • ¡ö Relay or open collector for comparison output
  •  
  • Model Designation
  • 4258 - ¡õ - ¡õ - ¡õ - ¡õ - ¡õ
        ¢Ù   ¢Ú   ¢Û   ¢Ü   ¢İ

    ¢Ù Power supply voltage

    Code Power source voltage
    A AC 100 to 240 V
    B DC 12 to 24 V

    ¢ÚData output

    Code Data output Tolerable Load resistive
    Blank -
    03 Analog output DC ±1 V More than 200 Ω
    04 Analog output DC ±5 V More than 1 kΩ
    05 Analog output DC ±10 V More than 2 kΩ
    09 Analog output DC 1 to 5 V More than 1 kΩ
    23 Analog output DC ±1 mA 0 to 10 kΩ
    24 Analog output DC ±5 mA 0 to 2 kΩ
    29 Analog output DC 4 to 20 mA 0 to 600 Ω
    BP BCD output (TTL level positive logic) -
    BN BCD output (TTL level negative logic) -
    DN BCD output (transistor output, sink type) -
    E1 RS-485 -

    ¢ÛComparison output

    Code Specification
    Blank Relay output
    TN Open collector output (NPN)

    ¢ÜComparison system

    Code Description
    Blank HI,GO,LO *
    H HI,GO,
    L GO,LO *

    *Can be changed to HH,H,GO and GO,L,LL

    ¢İDisplay color

    Code Color
    Blank Red LED
    G Green LED

    Measuring Input

    Thermocouple
    Sensor Measuring range Display range Accuracy Over load
    R 100.0 to 1768.0°C -50.0 to 1800°C ±(0.3% of rdg + 1°C) DC ±10 V
    K -200.0 to 1372.0°C -270.0 to 1400.0°C
    E -200.0 to 1000.0°C -270.0 to 1050.0°C
    J -200.0 to 1200.0°C -210.0 to 1250.0°C
    T -200.0 to 400.0°C -270.0 to 420.0°C
    B 600.0 to 1800.0°C -20.0 to 1820.0°C
    N -200.0 to 1300.0°C -230.0 to 1350.0°C
    Resistance thermobulb
    Sensor Measuring range Display range Accuracy Over load
    Pt100Ω -200.0 to 850.0°C -200.0 to 870.0°C ±(0.2% of rdg + 0.3digit) DC ±10 V
    JPt100Ω -200.0 to 645.0°C -200.0 to 660.0°C

    Basic Specifications

    Display Red or Green LED (character height 14.2mm), “-” polarity, with zero-suppress function.
    During the measuring mode, the display switches from current value to peak memory, bottom memory,
    display amplitude, and current value.
    Sensor selection Selectable from 9 types of temperature sensor
    Over-range display Flashing with minimum or maximum value of display range
    Direction of burnout Flashes at Max. display value. In case of RTD, it is selectable at Max. or Min. display value
    Response within 1 second or within display cycle, whichever longer
    Resolution RTD input: 0.1 °C (0.01°C when PT100Ω range 2)
    External resistance 500Ω Max. for Thermocouple input
    5Ω Max. per wire for RTD input
    Sampling rate Approx. 5 times/s.
    Display cycle Selectable from 200ms, 400ms, 1s, 2s, 4s, 5s
    Input method Single ended, floating input
    A/D conversion ¨S-∑conversion method
    Noise Rejection Normal mode (NMR) - More than 50 dB.
    Common mode (CMR) - More than 110 dB.
    Noise through power supply line – 1000 V (at AC voltage power supply)
    Comparative digit Figure: 4-digit, Pole: 1-digit
    Comparative method 2-isolated contact, programmable of high/low point (for model HI, GO, and LO)
    CPU comparative judgement method (against display value)
    Judgement Digital switch setting
    Width of hysteresis 1 - 999, set the same value for 2-comparative output
    Comparative display LED display, HI(red), GO(green), and LO(yellow)
    Comparative output Relay contact, 1-SPST Normally Open, 125 V 0.5 A AC, 250 V 0.1 A AC (resistive)
    NPN Open collector, Max. DC 30 V 30 mA, Max. 1.6 V saturation voltage
    Hold Hold for the measuring data, comparative output, and data output
    Reset Default the comparative output
    Insulation Resistance DC 500 V, More than 100 MΩ
    Withstand Voltage Input terminals – External case: AC 1500 V each for 1min.
    Power supply terminals – External case: AC 1500 V each for 1min.
    Power supply terminals - Input and output terminals: AC 500 V each for 1min.
    Power Supply AC 100 to 200 V (50/60Hz), DC 12 to 24 V
    Power Consumption Approx. 5 VA at 100 V AC, 7 VA at 200 V AC, 180 mA at 12 V. 90 mA at 24 V DC.
    Operating Temperature 0 to 50°C
    Storage Temperature -20 to 70°C
    Weight Approx. 450 g

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