CHINO
Controllers
Setters
OEM Models
Discontinued
LT450, 470 Series Digital Indicating Controllers - Discontinued
High function type with 5-digit display of measured value
New overshoot suppression function "JyroNavi"
Models LT450 and LT470 digital indicating controllers feature all functions, which are necessary for various control applications, including newly developed PID algorithms and a learning type overshoot suppression function "JyroNavi".
LT450/470 Series
TabView Example - Basic From Existing Markup
    Easy view and simple operation by large LED displays and large switches.
    Universal input of thermocouples, resistance thermometers and DC voltage/current.
    MODBUS communications protocol.
    Front panel with 7mm thickness.
    Conformance to CE, UL and CSA (ul, CSA: approval pending).<
    Front panel conforming to NEMA4X(IP66) water and dust protection (option)
    LT450
    Model Output signals
    LT45010110-00A On-off pulse type, with remote input and transmission signal
    LT45020110-00A On-off servo type, with remote input
    LT45030110-00A Current output type, with remote input and transmission signal
    LT45050110-00A SSR drive pulse type, with remote input and transmission signal
    LT45060110-00A Voltage output type, with remote input and transmission signal
    LT450U0110-00A Control output multi type, with remote input and transmission signal
    LT470
    Model Output signals
    LT47010110-00A On-off pulse type, with remote input and transmission signal
    LT47020110-00A On-off servo type, with remote input
    LT47030110-00A Current output type, with remote input and transmission signal
    LT47050110-00A SSR drive pulse type, with remote input and transmission signal
    LT47060110-00A Voltage output type, with remote input and transmission signal
    LT470U0110-00A Control output multi type, with remote input and transmission signal
    Inputs Input ranges
    Thermocouple B 0 to 1820°C 32 to 3300°F
    R 0 to 1760°C 32 to 3200°F
    S 0 to 1760°C 32 to 3200°F
    N 0 to 1300°C 32 to 3250°F
    K -200 to 1370°C -300 to 2450°F
    E -199.9 to 700.0°C -300 to 1250°F
    J -199.9 to 900.0°C -300 to 1650°F
    T -199.9 to 400.0°C -300 to 700°F
    U -199.9 to 400.0°C -300 to 700°F
    L -199.9 to 900.0°C -300 to 1650°F
    WRe5-WRe26 0 to 2310°C 32 to 4190°F
    W-WRe26 0 to 2310°C 32 to 4190°F
    PtRh40-PtRh20 0 to 1880°C 32 to 3400°F
    Platinel II 0 to 1390°C 32 to 2500°F
    Resistance thermometers Pt100 -199.9 to 850.0°C -300 to 1500°F
    JPt100 -199.9 to 649.0°C -300 to 1200°F
    DC voltage 20mV 0 to 20mV (0.00 to 20.0) Scale setting range -1999 to 9999
    Decimal point position adjustable
    5V 0 to 5V (0.000 to 5.000)
    10V 0 to 10V
    DC current 20mA* 4 to 20mADC (Converted into 1 to 5V)
    Input Specifications
      Thermocouple
    Standard universal: B, R, S, N, K, E, J, T, U, L
    High temperature universal: B, R, S, N, K, WRe5-WRe26, W-WRe26, PtRh40-PtRh20, Platinel II
    Resistance thermometer: Pt100, JPt100
    DC voltage: 0 to 5V
    DC Current: 4 to 20mADC
    A 250Ω shunt resistor (sold separately) and the 5V (1 to 5V) are used.
    Accuracy rating ±0.25% ± 1 digit (at reference operation conditions)
    Reference junction compensation accuracy ±1.0°C (23°C±10°C), ±2.0°C (-10°C to 50°C)
    Measuring unit °C or °F
    Sampling cycle About 0.5 second
    Burnout Up scale (thermocouple input, resistance thermometer input)
    Measuring current Resistance thermometer : 110µA
    Scaling Ranges/scales of DC voltage/current input are optional settings.
    (-1999 to 9999)
    Scale decimal point 0 to 3
    Control Specifications
    Control cycle time Approx. 0.5 second
    Control system On-off pulse type PID system
    Current output type PID system
    SSR drive pulse type PID system
    Voltage output type PID system
    * 2-position control is selectable.
    Control setpoint 2 sets switching, 4-digit setting
    Setpoint ramp function: Setpoint ramp unit : °C/minute (common to rising/falling)
    Setpoint rising ramp: 0 to 9999 (0 = no operation)
    Setpoint falling ramp: 0 to 9999 (0 = no operation)
    PV start function : At SV change, power-on, Run/Ready
    Auto-tuning Standard (Manual setting of PID constants enabled)
    PID constants 4 sets switching (interlocking to SV)
    P: 0.1 (0.0) to 999.9% (0 = 2-position)
    I: 0 to 9999 seconds
    D: 0 to 9999 seconds
    PID deadband (gap) 0.0 to 9.9%
    Anti-reset windup High limit : 0.0 to 100.0%, Low limit : -100.0 to 0.0%
    Overshoot suppression function On/off selectable
    Control operation With direct/reverse action switching
    Output specifications On-off pulse type
    Output signal: On-off pulse conductive signal
    Contact ratings: Resistive load-100VAC 3A, 240VAC 3A, 30VDC 3A, Inductive load-100VAC 1.5A, 240VAC 1.5A, 30VDC 1.5A
    Pulse cycle: Approx. 1 second to 180 seconds adjustable
    Current output type
    Output signal: 4 to 20mADC
    Load resistance: 600Ω or less
    SSR drive pulse type
    Output signal: On-off pulse voltage signal, At ON 12VDC ± 20% (load current … 20mA or less), At OFF 0.8VDC or less
    Pulse cycle: Approx. 1 second to 180 seconds adjustable
    Voltage output type
    Output signal: 0 to 10VDC
    Output resistance: Approx. 10Ω
    Load resistance: 50kΩ or more
    General Specifications
    Rated power voltage 100V to 240VAC 50/60Hz universal power supply
    Allowable power voltage 90 to 264VAC
    Working temperature range -10 to 50°C (maximum 40°C at closed installation)
    Working humidity range 20 to 90%RH (no dew condensation)
    Power consumption Maximum about 10VA
    Installation Panel installation
    Weight About 350g (LT450)
    About 450g (LT470)
    International Standards
    CE EN61326 + A1 Class A, EN61000-3-2 + A14
    EN61000-3-3,EN61010-1 + A2
    UL UL3111-1
    CSA (C-UL) C22.2 No. 1010
    IP NEMA4X (IP66) (front protection)
    PS Sheet LT450 Series PSE-303A Download
    PS Sheet LT470 Series PSE-304A Download
© 2017 CHINO Works America Inc.