TC-ZT Thermal Resistance or Thermocouple Input Isolator (smart)

     Option

    Model and code

    Description

     Basic model

    TC-ZT

    Thermal Resistance or thermocouple input isolator

    Special function

        X

    LCD display 

        F

    Input line fault alarm, sensor fault alarm 
    (Not available for RTD or thermocouple input isolators with LCD display) 

    Default, no special features

    Channel form

        11

    1 in 1 out

        12

    1 in 2 out

        13

    1 in 3 out

        22

    2 in 2 out

     Input signal

        -U

    Thermal resistance (RTD) or thermocouple (TC)

     Output signal

         A

    4~20mA

         B

    0~20mA

         Z

    Special order

    Power supply voltage

       -V1

    Power supply (terminal) 20～32VDC

       -V2

    Power supply (rail) 20～32VDC (special power supply DIN rail required)

    Service Code

    -QC9A

    Product Service Code

   Selection example 
   Example 1: TC-ZTX11-UA-V1-QC9A ...... (1 input and 1 output, thermal resistance or thermocouple input isolator, LCD display, output signal 4~20mA, terminal power supply 20~32VDC) 
   Example 2: TC-ZTF12-UA-V1-QC9A ...... (1 input and 2 output, thermal resistance or thermocouple input isolator, input line fault alarm function, output signal 4~20mA, terminal power supply 20~32VDC) 
   Example 3: TC-ZT22-UA-V2-QC9A ...... (2 in 2 out, thermal resistance or thermocouple input isolator, output signal 4~20mA, rail supply 20~32VDC 
   Optional accessories 
    · Configuration software: CRFW-2000, CRFA-1904 
    · Calibration interface: CR-2206, FAIF-1904 
    · Dedicated power supply DIN rail: PSDR-3000 series

Width

     12.7mm

     Height

     119.3mm

     Height

115.7mm

     Housing Material / Color

PC (Polycarbonate) + PPT Material / Black Gray 

Protection level  

IP20

    Ambient temperature

    -20~＋60℃

    Ambient temperature (storage or operation)

    -40~＋80℃

    Ambient humidity (operation)

    5~95％RH (no condensation)

   Available sensor types

    Pt100，Cu50 and other thermal resistance

   Available sensor types（TC）

    K，E，S，B and other thermocouples

   Temperature measurement range

    Depends on sensor type

   Current output

    4~20mA ;  0~20mA

   Maximum output current

    22mA(±1mA)

   Current Output Load

    Adaptive Load 0~300Ω (factory default)

   Output ripple

    <10mV p-p

   Output status at sensor failure

    Output current <3.5mA (lower limit) or >21mA (upper limit)

Rated supply voltage

    24VDC

Power supply voltage range

    20~32VDC

Maximum current consumption

    <45mA (1 in 1 out); <75mA (2 in 2 out)

   Standard accuracy

    Typical values±0.1%FS

   Zero migration range

    -10~100mV or 0~385Ω

   Range migration range

    3.8~100mV or 12.8~400Ω

   Output resolution

    3.8~100mV or 12.8Ω~400Ωrange, 1μA

   Load change effect

    ±2μA

   Thermistor input wire resistance effect

    Thermal resistance three-wire input (≤10Ω/line), <±0.005 %/Ω

   Thermocouple input cold junction compensation error

    ±0.5~1°C (compensation range -15~+75°C)

   Temperature drift

    · -10~35mV range: 0.0005% or 0.6μV (whichever is larger) 
    · -10~75mV range: 0.0005% or 1.2μV (take the larger one) 
    · 10~400Ω range: 0.0015% or 4mΩ (whichever is larger)

   Power-on or storage time drift

    ±2μA (180 days)

   Response time

    <10ms

   Power-on stabilization time

    <1s

   Maximum withstand voltage

    Input-output-power supply: 2500V AC RMS / 1 minute

   Protection parameters

    · Power-on shock protection, power-on slow start >20ms
    · Reverse power supply protection, reverse voltage -30V
    · Output protection, output clamp current 22mA (typical)
    · Port misconnection and surge protection:
       A. The power-input-output between the two ports of the self-loop can withstand the external loop voltage <±24V.
       B. Input-output-power supply can withstand 2500V RMS/1 minute without damage.
       C. The short circuit or open circuit formed by the misconnection of the terminal is not damaged.

   Electromagnetic compatibility (EMC)

    In accordance with IEC 61326-1 (GB/T 18268), IEC 61326-3-1

   LCD display or LED backlight indication

    · LCD display: input value and output value
    · LED backlight indication: Power on, the product model on the panel is clearly visible through the LED backlight perspective.

   Field device suitable for connection

    Thermal resistance or thermocouple temperature sensor, millivolt signal, transmitter or current source signal

   Mounting method

    Horizontal or vertical mounting, can be mounted on standard 35mm DIN rail (or dedicated busbar backplane powered DIN rail)

   Rigid conductor cross section (min/max)

    0.5mm²/2.5mm²

   Flexible wire cross section (min/max)

    0.5mm²/2.5mm²

   Minimum wire cross section (AWG)

    24

   Maximum wire cross section (AWG)

    14

   Stripping length

    7mm

   Connection type

    M3 screw fastening connection

   Crew torque

    up to 0.6Nm

    CE certification

    Meet CE standards