TCA-SDI digital input safety barrier (with SIL functional safety)

     Option

    Model and code

     Description

     Basic model

    DSA-SDI

     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 function

     Input signal

        -C

     NAMUR proximity switch or contact switch

       -O

     OC signal

       -L

     Level signal

       -Z

     Special order

     Output signal

        C

     Relay (normally open) contact

        O

     OC signal

         L

     Level signal

         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-SDI11W-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-SDI22-CC-V1-QC9A ...... (2 in 2 out, digital input safety barrier, with 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-SDI11-CO-V2-QC9A ...... (1 in 1 out, digital input safety barrier, contact switch or NAMUR proximity switch input, OC signal output, rail 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

  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)

    in accordance 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