TLK31

Controller with programmable input

MODEL DISCONTINUED - Please contact our technical department for alternatives: +39 0381 69871

  • Process inputs:
    1 input for temperature probes:
     - TC type: J, K, S
     - IR probes (J, K type)
     - RTD : PT100 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..1 V, 0/1...5 V , 0/2...10 V
     - Current (mA) signals (shunt): 0/4...20 mA
    2 digital inputs:
    - Free Voltage

  • Process outputs:
    Up to 4 relay outputs according to the model selection:
    Out1, Out 2:
    - Relays SPDT (8 A-AC1, 3 A-AC3 / 250 VAC)
    - SSR drive outputs (10mA/10VDC)
    Out3, Out 4:
    - Relays SPST-NO (8 A-AC1, 3 A-AC3/250 VAC)
    - SSR drive outputs (10mA/10VDC)

  • Power supply:
    - 12 VAC/VDC ±10%
    Auxiliary power supply for external transmitters (optional):
    - 12 VDC /20 mA max.

  • Control functions
    Control strategies :
    - ON/OFF with neutral zone
    - PID single or dual 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
      For PC configuration, supervision or connection to third party devices
    - Communication on TTL port to:
      - Universal programming key
      - Remote display

  • Dimensions:
    78x35 mm, depth 75.5 mm
    Connections:
    - 2,5 mm² screw terminals block
    IP65 front frame protection, with gasket and screw brakets
    1 red display with 4 digits, height: 12 mm

UL Recognition Canada USA

File no. E206847
Ref. UL 873 - CSA C22.2