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LT110 Series Digital Indicating Controllers Download PS Sheet

Compact size for assembling in various type of equipment.
PID auto-tuning function

Models LT110 digital indicating controllers feature many functions including PID auto-tuning function for various control applications in the compact size of 48x24mm.
  LT110
Features Models Measuring Ranges Specifications
Input Specifications
Input signal
Thermocouple… K, N, J, E, Platinel II
Resistance thermometer…Pt100, JPt100
Accuracy rating Thermocouple input … ±0.3% of input span ± 1 digit or ±2°C, whichever is larger
Resistance thermometer input … ±0.2% of input span ± 1 digit
Measuring unit °C or °F
Sampling cycle About 0.25 second
Burnout Up scale
Allowable signal source resistance Thermocouple inut…100ohm or lower
Resistance thermometer input…10ohm or lower per wire
Input shift -100.0 to 100.0°C
Control Specifications
Control cycle time Approx. 0.25 second
Control system PID (2-position control is available.
Control setpoint 2 sets switching, 4-digit setting
Auto-tuning Standard (Manual setting of PID constants enabled)
PID constants
P…  0 to maximum value of range
I…  0 to 3600 seconds
D…  1 to 3600 seconds
Control gap 0.1 to 100.0°C (2-position control only)
Anti-reset windup Automatic
Output specifications
  • On-off pulse type
       Output signal …  On-off pulse conductive signal
       Contact ratings …  Resistive load: 250VAC 3A
          Inductive load: 250VAC 1A
      Pulse cycle …  Approx. 1 second to 120 seconds adjustable

  • Current output type
       Output signal …  4 to 20mADC
       Load resistance …  550ohm or less

  • SSR drive pulse type
       Output signal …  On-off pulse voltage signal
    At ON 12VDC ± (0 to +2V) maximum 40mA
       Pulse cycle …  Approx. 1 second to 120 seconds adjustable
  • Alarm Specifications
    Alarm point 1 point
    Temperature alarm type Deviation high alarm, deviation low alarm
    Absolute value deviation high alarm, absolute value deviation low alarm
    Deviation high alarm with standby function
    Deviation low alarm with standby function
    Absolute value deviation high alarm with standby function
    Absolute value deviation low alarm with standby function
    Absolute value high alarm, absolute value low alarm
    Absolute value high alarm with standby function
    Absolute value low alarm with standby function
    Loop break alarm Alarm activation when the control output is maximum or minimum and the process value does not vary more than a set band in a set time.
    Heater disconnection, sensor disconnection, control equipment failure
    Alarm time setting range: 0 to 200 minutes
    Alarm band: 0 to150°C or 0.0 to 150.0°C
    Alarm deadband 0.1 to 100°C
    Alarm output Open collector 24VDC 0.1A (maximum)
    Display Specifications
    Display 4-digit LED
    Display contents PV or SV switching, Parameter item
    General Specifications
    Power voltage 100V to 240VAC 50/60Hz universal power supply
    Working temperature range -10 to 50°C
    Working humidity range 35 to 85%RH (no dew condensation)
    Power consumption Maximum about 5VA
    installation Panel installation
    Weight About 100g