TLK94

Controller with universal input

48x96 mm panel mount controller with dual display, 1 probe input and up to 6 relay outputs or 2 analogue outputs and 4 relay outputs
Optionals: Current transformer input, 2 digital inputs and RS485 serial port

  • Process inputs:
    1 universal input for temperature probes:
    - TC type: J,K,S,B,C,E,L,N, R,T;
    - IR probes (J, K type)
    - RTD : Pt 100 IEC, Pt1000 IEC
    - PTC KTY81-121 (990 Ω @ 25 °C)
    - NTC 103AT-2 (10KΩ @ 25 °C)
    - Voltage (mV) signals: 0...50 mV, 0...60 mV,
       12 ...60 mV
    - Voltage (V) signals: 0..1V, 0/1...5V, 0/2...10V
    - Current (mA) signals (shunt): 0/4...20 mA
    1 Current transformer input (50 mA)
    2 Digital Input
    - Free voltage

  • Process outputs:
    Up to 6 outputs according to the model selection:
    Out 1:
    - Relays SPST-NO (6 A-AC1, 3 AAC3/ 250 VAC)
    - SSR drive voltage output (8mA/ 8VDC)
    - Analogue output
      * 0/4 ..20 mA (Load Max. 300 Ω)
      * 0/2..10 V
    Out 2:
    - Relays SPST-NO (4 A-AC1, 2 A-AC3 / 250 VAC)
    - SSR drive voltage output (8mA/ 8VDC)
    - Analogue output
      * 0/4 ..20 mA (Load Max. 300 Ω)
      * 0/2..10 V
    Out 3,4,5:
    - Relays SPST-NO (4 A-AC1, 2 A-AC3 / 250 VAC)
    - SSR drive voltage output (8mA/ 8VDC)
    Out 6 (alternative to Auxiliary power supply):
    - SSR drive voltage output
      12 VDC / 20 mA Max.

  • Power supply:
    - 24 VAC/VDC
    - 100... 240 VAC ±10%
    Frequency: 50/60 Hz
    Auxiliary power supply for external transmitters (optional):
    - 12 VDC/20 mA Max.

  • Control functions
    Control strategies :
    - ON/OFF with neutral zone
    - PID single or double action (Heat/Cool)
      with two degrees of freedom alghoritm
    - AUTO-TUNING FAST function
    - SELF-TUNING function
    - FUZZY OVERSHOOT CONTROL automatic calculation
    Soft start
    Bumpless ramp for set point change
    Up to 3 configurable alarms + loop break alarm
    Total Accuracy: ± 0,5 % fs

  • Communication and configuration
    - Serial communication port:
      Insulated RS485 Modbus-RTU Slave for:
      * PC configuration
      * Connection to third party devices.
    - Communication on TTL port to:
      * Universal programming key
      * Remote display

  • Dimensions:
    48x96 mm, depth 98 mm
    Connections:
    - 2,5 mm² screw terminals block
    IP54 front frame protection, with gasket
    2 displays with 4 digits, red and green colour, height: 14 mm
    Note:
    A special simpliefied version have been developped (to replace the old model THP98) indicated with a final letter "A".
    See the related user manual (TLK94 A)