Current Driver  Pepperl+Fuchs 295089
Current Driver  Pepperl+Fuchs 295089

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295089 Pepperl+Fuchs Current Driver

Manufacturer

Pepperl+Fuchs

Country

Germany

Part number

295089

Type

Current Driver

Description

SMART Current Driver KFD2-SCD2-Ex2.LK

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587.24 €

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Specifications 295089

This isolated barrier is used for intrinsic safety applications. The device drives SMART I/P converters, electrical valves, and positioners in hazardous areas. Digital signals are superimposed on the analog values at the field side or control side and are transferred bi-directionally. Current transferred across the DC/DC converter is repeated at terminals 1, 2 and 4, 5. Terminals 2, 3 and 5, 6 are used when no short circuit detection is required. An open or short field circuit presents a high impedance to the control side to allow alarm conditions to be monitored by the control system. If the HART communication resistance in the loop is too low, the internal resistance can be used. Test sockets for the connection of HART communicators are integrated into the terminals of the device. A fault is signalized by LEDs and a separate collective error message output.

Features 295089

General specifications
Signal typeAnalog output
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage19 ... 30 V DC
Ripple&le, 10 %
Rated current&le, 60 mA at 24 V
Power dissipation&le, 1 W at 20 mA and 500 &Omega, load
Power consumption&le, 1.2 W
Input
Connection sidecontrol side
Connectionterminals 7-, 8+, (9+), 10-, 11+, (12+)
Input signal4 ... 20 mA , limited to approx. 30 mA
Input voltageopen loop voltage of the control system &le, 30 V
Voltage dropapprox. 6 V at 20 mA
Input resistancefield wiring open circuit : > 100 k&Omega, field wiring 100 k&Omega, when using terminals 1, 2 and 4, 5
Output
Connection sidefield side
Connectionterminals 1+, 2-, 4+, 5- terminals 3+, 2-, 6+, 5- (no short circuit detection)
Voltage&ge, 13 V at 20 mA
Current4 ... 20 mA
Load100 ... 650 &Omega, , for terminals 1, 2, 4, 5 0 ... 550 &Omega, , for Terminals 2, 3, 5, 6
Ripple20 mV rms
Transfer characteristics
Accuracy0.1 %
Deviationat 20 °C (68 °F), 4 ... 20 mA < 0.1 % of full scale, incl. non-linearity and hysteresis
Influence of ambient temperature&le, 2 µ,A/K (-20 ... 70 °C (-4 ... 158 °F))
Frequency rangefield side into the control side: bandwidth with 0.5 Vpp signal 0 ... 3 kHz (-3 dB) control side into the field side: bandwidth with 0.5 Vpp signal 0 ... 3 kHz (-3 dB)
Rise time10 to 90 % &le, 10 ms
Galvanic isolation
Input/Outputbasic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supplybasic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/inputfunctional insulation, rated insulation voltage 50 V AC
Indicators/settings
Display elementsLEDs
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibilityNE 21:2012 EN 61326-3-2:2008
Degree of protectionIEC 60529
Protection against electrical shockUL 61010-1:2012
Ambient conditions
Ambient temperature-40 ... 70 °C (-40 ... 158 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 135 g
Dimensions20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificateBAS 00 ATEX 7240 X
Marking II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
OutputEx ia
Voltage25.2 V
Current93 mA
Power585.3 mW
Supply
Maximum safe voltage250 V rms (Attention! The rated voltage can be lower.)
Input
Maximum safe voltage250 V rms (Attention! The rated voltage can be lower.)
CertificateTÜV 99 ATEX 1499 X
Marking II 3G Ex nA II T4
Galvanic isolation
Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Output/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN 60079-0:2018 , EN 60079-11:2012 , EN 60079-15:2005
International approvals
UL approvalE106378
Control drawing116-0345 (cULus)
IECEx approval
IECEx certificateIECEx BAS 04.0014X
IECEx marking[Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I Ex ec IIC T4 Gc
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Accessories
Optional accessories- power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-BU(-UPR-03)