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KFD0-TT-Ex1 Thermocouple Converter

主要优势一览

  • 1-channel isolated barrier
  • 24 V DC supply (loop powered)
  • Thermocouple input
  • Output 4 mA ... 20 mA
  • Internal cold junction compensation
  • Sensor breakage detection
  • DIP switch selectable ranges

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Product photo: Thermocouple Converter KFD0-TT-Ex1
Product photo: Thermocouple Converter KFD0-TT-Ex1
Approval
Product Compliance: Europe – CE
Product Compliance: USA - cCSAus
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KFD0-TT-Ex1 技术数据

Signal typeAnalog input
Rated voltageUr12 ... 35 V DC loop powered
Power dissipation0.4 W
Connection sidefield side
Connectionterminals 1+, 2-, 3- thermocouple E, J, K, N, R, S or T, cold junction referenced to 0 °C (32 °F)
Lead resistancemax. 100 Ω per line
Currentlead monitoring ON: ≤ 15 nA; OFF: ≤ 1 nA
Connection sidecontrol side
Connectionterminals 9+, 8-
Load(U -12 V) / 0.02 A
Current output4 ... 20 mA , limited to ≤ 35 mA
Fault signaldownscaling ≤ 3 mA , upscaling ≥ 22 mA
Measuring rangefnspan 4 ... 100 mV, zero point -12 ... 60 mV , both adjustable
Deviation
After calibration0.1 % of full-scale value ± 1 K for the cold junction
Temperature effect temperature deviation 0.015 % of the span/K or 1.5 µV/K cold junction ± 2 K (calibrated at Tamb = 20 °C (68 °F))
Influence of supply voltage6.5 ppm/V
Characteristic curvethe output voltage is linearly proportionate to the input voltage (not to temperature)
Rise time250 ms
Input/Outputsafe isolation according to EN 50178, rated insulation voltage 253 Veff
Control elementsDIP switch
rotary switch
Configurationvia DIP switches
via rotary switch
Labelingspace for labeling at the front
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Insulation coordinationEN 50178
Galvanic isolationEN 50178
Degree of protectionIEC 60529
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2
Height119 mm
Width20 mm
Depth115 mm
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
EU-type examination certificateZELM 00 ATEX 0035
MarkingEx-Hexagon II (1)GD [EEx ia] IIC
VoltageUo16.1 V
CurrentIo0.8 mA
PowerPo3.2 mW
Output
Maximum safe voltageUm60 V (Attention! The rated voltage can be lower.)
CertificateTÜV 01 ATEX 1777 X
MarkingEx-Hexagon II 3G Ex nA II T4
Galvanic isolation
Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
CSA approval
Control drawing116-0132
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
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