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LB7104A Universal Input/Output (HART)

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  • 4-channel
  • Inputs Ex ia, Outputs Ex ia
  • Analog input, digital input,
    analog output, digital output
  • Mounting in Zone 2, Class I/Div.2 or in the safe area
  • Supply circuit 15 V (20 mA)
  • HART communication via field bus or service bus
  • Simulation mode for service operations (forcing)
  • Line fault detection (LFD): one LED per channel
  • Permanently self-monitoring

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Product photo: Universal Input/Output (HART) LB7104A
Wiring Diagram: Universal Input/Output (HART) LB7104A
Product photo: Universal Input/Output (HART) LB7104A
Wiring Diagram: Universal Input/Output (HART) LB7104A
Product Compliance: Europe – CE
Approval
Nota

Todos los documentos relacionados con los productos, como certificados, declaraciones de conformidad, etc., que se emitieron antes de la conversión con el nombre de Pepperl+Fuchs GmbH o Pepperl+Fuchs AG también se aplican a Pepperl+Fuchs SE.

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Datos técnicos de LB7104A

Occupied slots1
Connectionbackplane bus
Rated voltageUr12 V DC , only in connection with the power supplies LB9***
Power dissipation2 W
Power consumption3 W
Connectionbackplane bus
Interfacemanufacturer-specific bus to standard com unit
Number of channels4
Suitable field devices
Field devicepressure converter
Field device [2]flow converter
Field device [3]level converter
Field device [4]Temperature Converter
Field device interface
Connection2-wire transmitter
Connectionterminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Transmitter supply voltagemin. 15 V at 20 mA ; 21.5 V at 4 mA
Input resistance15 Ω
Line fault detectioncan be switched on/off for each channel via configuration tool , configurable via configuration tool
Short-circuitfactory setting: > 21 mA Can be parameterized in the range 0 ... 22 mA
Open-circuitfactory setting: < 3.6 mA Can be parameterized in the range 0 ... 22 mA
HART communicationyes
HART secondary variableyes
Number of channels4
Suitable field devices
Field deviceProportional Valve
Field device [2]I/P converters
Field device [3]on-site display
Connectionterminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Current0 ... 20 mA short-circuit protected
Line fault detectioncan be switched on/off for each channel via configuration tool , configurable via configuration tool
Short-circuitfactory setting: < 50 Ω configurable between 0 ... 26 mA
Open-circuitdeviation of preset output value > 0.5 mA
Loadmax. 750 Ω at 20 mA
HART communicationyes
HART secondary variableyes
Watchdogoutput off 0.5 s after serious fault
Number of channels4
Sensor interface
Connection [2]volt-free contact
Connectionterminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Line fault detectioncan be switched on/off for each channel via configuration tool
Connectionmechanical switch with additional resistors (see connection diagram)
Short-circuit> 7 mA
Open-circuit< 0.1 mA
Digital signals (active)
Switching point: ON> 2.1 mA
Switching point: OFF< 1.2 mA
Number of channels4
Suitable field devices
Field deviceSolenoid Valve
Field device [2]audible alarm
Field device [3]visual alarm
Connectionterminals 1+, 2-, 3+, 4-, 5+, 6-, 7+, 8-
Drive capability12 V / 22 mA
Internal resistorRi385 Ω
Current limitImax22 mA
Open loop voltageUsmin. 22.7 V
Line fault detectioncan be switched on/off for each channel via configuration tool
Test current0.4 mA
Short-circuit< 50 Ω
Open-circuit< 0.2 mA
Deviation
After calibration0.1 % of the signal range at 20 °C (68 °F)
Influence of ambient temperature0.1 %/10 K of the signal range
Refresh timeapprox. 100 ms (4 channels)
LED indicationPower LED (P) green: supply
Diagnostic LED (I) red: module fault , red flashing: communication error , white: fixed parameter set (parameters from com unit are ignored) , white flashing: requests parameters from com unit
Status LED (1-4) red: line fault (lead breakage or short circuit) , yellow: state of digital I/O (0/1)
Configuration LED (AI, AO, DI, DO) white: selected channel mode
Codingoptional mechanical coding via front socket
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013
Electromagnetic compatibilityNE 21:2007
Degree of protectionIEC 60529:2000
Environmental testEN 60068-2-14:2009
Shock resistanceEN 60068-2-27:2009
Vibration resistanceEN 60068-2-6:2008
Damaging gasEN 60068-2-42:2003
Relative humidityEN 60068-2-78:2001
Ambient temperature-40 ... 60 °C (-40 ... 140 °F)
Storage temperature-40 ... 85 °C (-40 ... 185 °F)
Relative humidity95 % non-condensing
Altitudemax. 2000 m
Shock resistanceshock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18
Vibration resistancefrequency range 10 ... 150 Hz; transition frequency: 57.56 Hz, amplitude/acceleration ± 0.075 mm/1 g; 10 cycles
frequency range 5 ... 100 Hz; transition frequency: 13.2 Hz amplitude/acceleration ± 1 mm/0.7 g; 90 minutes at each resonance
Damaging gasdesigned for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3
Degree of protectionIP20 when mounted on backplane
Connectionremovable front connector with screw flange (accessory)
wiring connection via spring terminals (0.14 ... 1.5 mm2) or screw terminals (0.08 ... 1.5 mm2)
Massapprox. 100 g
Dimensions16 x 100 x 102 mm (0.63 x 3.9 x 4 inch)
Height100 mm
Width16 mm
Length103 mm
EU-type examination certificateBVS 11 ATEX E 116 X
MarkingEx-Hexagon II 3(1) G Ex nA [ia Ga] IIC T4 Gc
[exsign] I (M1) [Ex ia Ma] I
[exsign] II (1) D [Ex ia Da] IIIC
Input
VoltageUo27 V
CurrentIo87 mA
PowerPo575 mW (linear characteristic)
Output
VoltageUo27 V
CurrentIo87 mA
PowerPo575 mW (linear characteristic)
Galvanic isolation
Rated voltageUm250 V field circuits to control and supply circuits
Input/power supply, internal bussafe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
Output/power supply, internal bussafe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018+AC:2020
EN 60079-11:2012
EN 60079-15:2010
ATEX approvalBVS 11 ATEX E 116X
UL approvalE106378
IECEx approval
IECEx certificateIECEx BVS 11.0068X
IECEx markingEx nA [ia Ga] IIC T4 Gc
[Ex ia Da] IIIC
[Ex ia Ma] I
System informationThe module has to be mounted in appropriate backplanes (LB9***) in Zone 2 or outside hazardous areas. Here, observe the corresponding declaration of conformity.
For use in hazardous areas (e. g. Zone 2, Zone 22 or Div. 2) the module must be installed in an appropriate enclosure.
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com.
Notas generales
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