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2908856 Phoenix Contact Electrical Measuring & Monitoring Instruments

Phoenix Contact 2908856 Ex i measuring transducer supply conditioner and input signal conditioner, only output 1 is HART-transparent. Transmits supplied or active signals from the Ex area with electrical isolation to two loads. SIL 2 in accordance with IEC 61508, Push-in connect
Phoenix Contact

Part#:2908856

Manufacturer:Phoenix Contact

Product Lifecycle:Active

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About the product: Ex i measuring transducer supply conditioner and input signal conditioner, only output 1 is HART-transparent. Transmits supplied or active signals from the Ex area with electrical isolation to two loads. SIL 2 in accordance with IEC 61508, Push-in connect

About the manufacturer: Phoenix Contact develops and manufactures industrial electrical and electronic technology products that power, protect, connect and automate systems and equipment.

Check out the 2908856 Phoenix Contact price in the box on the right side or send a quick quote.

2908856 Product Details

  • Underload/overload signal range
    0 mA ... 24 mA (Extended transmission range for diagnostics)
  • Current output signal
    0 mA ... 20 mA (active)
  • Max. current consumption
    < 46 mA (24 V DC / 20 mA)
  • Maximum transmission error
    < 0.1 % (of final value)
  • Status display
    Green LED (PWR supply voltage)
  • Insulation
    Safe isolation in accordance with IEC/EN 61010-1
  • Electrical isolation
    375 V (Peak value in accordance with IEC/EN 60079-11)
  • Max. output current Io
    93 mA
  • Max. internal inductance Li
    negligible
  • Standards/regulations
    GB 3626.20
  • Depth
    114.5 mm
  • Permissible humidity (operation)
    10 % ... 95 % (non-condensing)
  • DNV GL-Humidity
    B
  • Identification
    [Ex ia Ga] IIC
  • Temperature
    B
  • ECLASS 11.0
    27210120
  • Maximum altitude
    ≤ 2000 m
  • Noise immunity
    EN 61000-6-2 When being exposed to interference, there may be minimal deviations.
  • Output ripple
    < 20 mVrms
  • Nominal supply voltage
    24 V DC
  • Connection method
    Push-in connection
  • Conductor cross section AWG
    24 ... 16
  • No. of channels
    1
  • Housing material
    PA 6.6-FR
  • Rated insulation voltage
    300 Vrms
  • HART function
    Yes
  • Operation
    Signal conditioner operation
  • Additional text
    and EN 61326
  • Conformance
    CE-compliant, additionally EN 61326
  • UL, USA/Canada
    Class I Div 2; IS for Class I, II, III Div 1
  • Width
    12.5 mm
  • Ambient temperature (storage/transport)
    -40 °C ... 80 °C
  • Signal input
    Signal conditioner operation
  • Current input signal
    0 A ... 20 mA
  • Supply voltage range
    19.2 V DC ... 30 V DC (24 V DC -20%...+25%)
  • Power dissipation
    < 1.1 W (24 V DC / 20 mA)
  • Step response (10-90%)
    1.3 ms (Output 1, for jump 4 mA ... 20 mA, typical)
  • Designation
    INMETRO
  • Overvoltage category
    II
  • Max. output voltage Uo
    25.2 V
  • Max. external inductivity Lo
    10 µH
  • Max. external capacitance Co
    1 µF
  • Input voltage Ui
    ≤ 30 V
  • DNV GL-Temperature
    B
  • Certificate
    DNV 18.0139 X
  • Height
    116 mm
  • Degree of protection
    IP20 (not assessed by UL)
  • Polarization and surge protection
    Yes
  • Conductor cross section solid
    0.2 mm² ... 1.5 mm²
  • Max. diameter
    2 mm
  • Maximum temperature coefficient
    < 0.01 %/K
  • Electromagnetic compatibility
    Conformance with EMC directive
  • Color
    gray
  • Protocols supported
    HART
  • Group
    IIC
  • Safety-related maximum voltage Um
    253 V AC (125 V DC)
  • Utilization restriction
    EMC: class A product, see manufacturer's declaration in the download area
  • Degree of pollution
    2
  • DNV GL-Enclosure
    Required protection according to the Rules shall be provided upon installation on board
  • Voltage drop
    approx. 3.9 V (in input isolating amplifier operation)
  • Stripping length
    8 mm
  • Conductor cross section flexible
    0.2 mm² ... 1.5 mm²
  • Max. output power Po
    587 mW
  • Input current Ii
    ≤ 150 mA
  • ATEX
     II (1) G [Ex ia Ga] IIC
  • DNV GL-EMC
    A
  • China RoHS
    Environmentally Friendly Use Period = 50 years
  • ECLASS 4.0
    27210100
  • Transmission error, typical
    < 0.05 % (of final value)
  • Interference emission
    EN 61000-6-4
  • Vibration
    A
  • ECLASS 10.0.1
    27210120
  • ECLASS 9.0
    27210120
  • Ambient temperature (operation)
    -20 °C ... 60 °C (Any mounting position)
  • Output behavior in the event of an error
    0 mA (Cable break in the input)
  • Connection name
    Test socket
  • Test voltage
    1.5 kV AC (50 Hz, 1 min.)
  • DNV GL-Vibration
    A
  • Enclosure
    Required protection according to the Rules shall be provided upon installation on board
  • ECLASS 4.1
    27210100
  • ECLASS 6.0
    27210100
  • ETIM 7.0
    EC002653
  • Transmitter supply voltage
    > 16 V (20 mA)
  • Load/output load current output
    < 450 Ω (20 mA)
  • Noise emission
    EN 61000-6-4
  • IECEx
    [Ex ia Ga] IIC
  • Humidity
    B
  • EMC
    A
  • ECLASS 5.1
    27210100
  • ECLASS 7.0
    27210120
  • Signal output
    Signal conditioner operation
  • Max. internal capacitance Ci
    negligible
  • REACh SVHC
    Lead 7439-92-1
  • ECLASS 5.0
    27210100
  • ETIM 6.0
    EC002653
  • ETIM 4.0
    EC002653

Product condition

New Factory Sealed

New Factory Sealed - New condition, never used surplus in original packaging with original factory seal.

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