TCA-DI digital input safety barrier

     Option

    Model and code

     Description

     Basic model

    TCA-DI

     Digital input barrier

     Channel form

        11

     1 in 1 out

        12

     1 in 2 out

        22

     2 in 2 out
     (Dual channel, the code combination for input signal and output signal is -CC option,see the following selection example 2)

     Special function

        W

     No line fault detection alarm function     (Code W is only for the selection of the input signal code -C, if the code W is not selected,indicates that there is a line fault detection function)

     Default, no special features

     Input signal

        -C

     NAMUR proximity switch or contact switch(Input signal code -C only corresponds to the option of output signal code C, O, L)

        -O

    OC signal

(Input signal code -O only corresponds to the option of output signal

         -L

     Level signal
(Input signal code -L only corresponds to the option of output signal code C, O, L)

         -PL1

     12V power distribution, level signal input

         -PL2

     24V power distribution, level signal input

          -Z

     Special order

     Output signal

           C

     Relay (normally open) contact

           O

     OC signal

           L

     Level signal

           A

     4~20mA output

         AB

     4~20mA output + one set of relay contact alarm output

         ABB

     4~20mA output + two sets of relay contact alarm output

           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:  TCA-DI11W-CC-V1-QC9A...... (1 in 1 out, digital input safety barrier, wireless path fault detection function, input is contact switch or NAMUR proximity switch, output is relay contact (normally open ), terminal power supply 20 ~ 32VDC)

Example 2:  TCA-DI22-CC-V1-QC9A ...... (2 in 2 out, digital input safety barrier, line fault detection function, input is contact switch or NAMUR proximity switch, output is relay contact (normally open ), terminal power supply 20 ~ 32VDC)

Example 3:  TCA-DI11-LL-V1-QC9A  ...... (1 input and 1 output, digital input safety barrier, level signal input, level signal output, terminal power supply 20 to 32 VDC) (Note: The level signal range is The order specified when ordering, for example 0~9V)

Example 4:  TCA-DI11-OC-V1-QC9A ...... (1 input and 1 output, digital input safety barrier, OC signal input, relay contact (normally open) output, terminal power supply 20 to 32 VDC)

Example 5:  TCA-DI11-ZZ-V1-QC9A ...... (1 input and 1 output, digital input safety barrier, frequency signal input, frequency signal output, terminal power supply 20~32VDC)

Example 6:  TCA-DI12-PL1A-V1-QC9A ...... (1 in 2 out, digital input safety barrier, 12V power distribution, level signal input, current 4~20mA signal output, terminal power supply 20~32VDC)

Optional accessories

Dedicated power supply DIN rail: PSDR-3000 series

     Width

   12.7mm

    Height

   119.3mm

    Depth

   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)

   Input Type

    NAMUR Proximity Switch or Contact Switch, OC, Level

   Open circuit voltage

    8V±0.5V

   Switching threshold

    1.5±0.2mA

   Switch hysteresis

    ≤0.1mA

   Open circuit current / short circuit current

    <0.1mA / <5±1mA

   Relay contact output

   Contact Type

     NO Contact

   Contact capacity

     30VDC，1A

   Load Type

     Resistive Load

   Response time

     ≤10ms

   OC signal output

   External power supply (Vcc)

     ≤40V

   Drive current

     ≤40mA

   Collector output

     High level Vcc, low level ≤2.5V

   Emitter output

     High level Vcc-2.5V, low level ≤0.5V

   Load resistance

     2KΩ≤RL≤20KΩ

   Level signal output

   24V system PLC/DCS

     High level: 16V≤VH≤24V

   12V system PLC/DCS

     High level: 9V≤VH≤12V

   5V system PLC/DCS

     High level: 4.5V≤VH≤5V

   Low level

     ≤0.5V（when the drive current is ≤10mA）

   Load resistance

     ≥1KΩ

   Current signal output

   Output current

     4~20mA

   Output current limit

     25mA

   Load Resistance

     0~300Ω

  Rated supply voltage

     24VDC

  Power supply voltage range

     20~32VDC

  Maximum current consumption

     <14mA (1 in 1 out); <20mA (1 in 2 out); <25mA (2 in 2 out)

  Electrical isolation

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

   Electromagnetic compatibility (EMC)

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

   LED status indication

   · Power on, the product model on the panel is clearly visible through the LED backlight perspective, white.
   ·Red LED, line fault indication, red light when there is a line fault.
   ·Yellow LED, output status indication, output relay contact is closed, yellow light is on.

   Applicable occasions

     Installed in a safe place, can be connected with intrinsically safe equipment in Zone 0, Zone 1, Zone 2; IIC, IIB, IIA; T4~T6 danger zone

   Field device suitable for connection

    OC, level, contact switch, proximity switch

   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 conductor cross section (min/max)

    0.5mm²/2.5mm²

   Minimum Conductor Cross Section (AWG))

    24

   Maximum Conductor Cross Section (AWG) 14

    14

   Stripping length

    7mm

   Connection type

    M3 screw fastening connection

   Screw torque

    Up to0.6Nm

   Maximum safety voltage (Um)

    250VAC/DC

   Maximum output voltage (Uo)

    11.5VDC

   Maximum output current (Io)

    16.8mA

   Maximum output power (Po)

    48.3W

   Maximum external inductance (Lo)

    50mH

   Maximum external capacitance (Co)

    0.8μF

   CE certification

   in line with CE standards

   National Explosion-proof Electrical Product Quality Supervision and Inspection Center (CQST) certification

   [Ex ia Ga] IIC conforms to GB 3836.1, GB 3836.4, GB 3836.20