Asiantuntevaa teollisuuden automaatiopalvelua vuodesta 1993

KFD2-STC5-Ex2

Ex-erotin analogiatuloviesteille

  • 2-kanavainen galvaaninen erotin
  • 24 VDC jännitesyöttö (Power Rail)
  • Tulo Hart-viestin läpäisevä, 2-johdinsyöttö
  • Lähtö 0/4-20mA, aktiivinen/passiivinen
  • Kotelon leveys 20 mm
  • SIL 2
General specifications
Signal type Analog input
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
Systematic capability (SC) SC 3
Supply
Connection Power Rail or terminals 14+, 15-
Rated voltage 18 … 30 V DC
Ripple within the supply tolerance
Power dissipation ≤ 1.4 W at maximum load
Power consumption ≤ 2.6 W at maximum load
Input
Connection side field side
Connection terminals 1+, 2-, 3; 4+, 5-, 6
Input signal 0/4 … 20 mA
Open circuit voltage/short-circuit current terminals 1+, 3; 4+, 6: 23 V / 25 mA
Input resistance max. 265 Ω terminals 2-, 3; 5-, 6 , max. 330 Ω terminals 1+, 3; 4+, 6
Available voltage ≥ 16 V at 20 mA ; ≥ 20 V at 4 mA , terminals 1+, 3; 4+, 6
Output
Connection side control side
Connection terminals 7+, 8-, 9-; 10+, 11-, 12- (sink)
terminals 7-, 8+, 9+; 10-, 11+, 12+ (source)
see additional information
Load 0 … 600 Ω
Output signal 0/4 … 20 mA (overload > 25 mA)
Ripple max. 50 µA rms
External supply (loop) 2 … 30 V DC
Transfer characteristics
Deviation at 20 °C (68 °F), 0/4 … 20 mA
≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
Influence of ambient temperature ≤ 0.25 µA/K
Frequency range field side into the control side: band width with 1 Vpp signal 0 … 7.5 kHz (-3 dB)
safe area to hazardous area: band width with 1 VSS signal 0.3 … 7.5 kHz (-3 dB)
Settling time 200 µs
Rise time/fall time 100 µs
Galvanic isolation
Output/power supply functional insulation, rated insulation voltage 50 V AC
Output/Output functional insulation, rated insulation voltage 50 V AC
Indicators/settings
Display elements LED
Labeling space for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU EN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibility NE 21:2012
EN 61326-3-2:2008
Degree of protection IEC 60529:2001
Protection against electrical shock UL 61010-1:2012
Ambient conditions
Ambient temperature -20 … 60 °C (-4 … 140 °F)
extended ambient temperature range up to 70 °C (158 °F), refer to manual for necessary mounting conditions
Mechanical specifications
Degree of protection IP20
Connection screw terminals
Mass approx. 200 g
Dimensions 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) (W x H x D) , housing type B2
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificate CML 17 ATEX 2031X
Marking Ex-Hexagon II (1)G [Ex ia Ga] IIC
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
Input [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Supply
Maximum safe voltage 250 V (Attention! The rated voltage can be lower.)
Equipment terminals 1+, 3-; 4+, 6-
Voltage Uo 26.2 V
Voltage Uq 27.25 V
Current Io 93 mA
Power Po 634 mW
Equipment terminals 2-, 3+; 5-, 6+
Voltage Ui 30 V
Current Ii 115 mA
Power Pi max 1 W
Voltage Uo 2 V
Current Io 8.5 mA
Power Po 4.3 mW
Equipment terminals 1+, 2/3-; 4+, 5/6-
Voltage Uo 26.2 V
Voltage Uq 27.25 V
Current Io 115 mA
Power Po 784 mW
Certificate CML 17 ATEX 3030X
Marking Ex-Hexagon II 3G Ex ec IIC T4 Gc
Galvanic isolation
Input/Output safe electrical isolation acc. to IEC/EN 60079-11:2007, voltage peak value 375 V
Input/power supply safe electrical isolation acc. to IEC/EN 60079-11:2007, voltage peak value 375 V
Directive conformity
Directive 2014/34/EU EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012
International approvals
UL approval E106378
Control drawing 116-0439 (cULus)
IECEx approval
IECEx certificate IECEx CML 17.0016X
IECEx marking [Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I
Ex ec IIC T4 Gc
KFD2-STC5-Ex2

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