Pepperl+Fuchs KFD2-STC5-2

SMART Transmitter Power Supply
SKU: KFD2-STC5-2
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  • 2-channel signal conditioner

  • 24 V DC supply (Power Rail)

All description
Manufacturer: Pepperl+Fuchs
Description:

The SMART Transmitter Power Supply is designed to provide reliable power and signal conditioning for various applications in hazardous areas. This product is part of a broader family of intrinsic safety barriers that ensure safe operation in environments where explosive gases or dust may be present. By isolating control circuits from the hazardous environment, these barriers protect both equipment and personnel.

Commonly used in industrial automation, process control, and instrumentation, this power supply facilitates the integration of sensors and transmitters into control systems. It operates with a 24 V DC supply and supports two channels, allowing for efficient signal processing and conditioning. Its robust design ensures that it can withstand the rigors of industrial environments while maintaining the necessary safety standards.

Load

0 … 600 andOmega;

Connection

Power Rail or terminals 14+, 15-

Available voltage

16 V at 20 mA, terminals 1+, 3

Output/Output

functional insulation, rated insulation voltage 50 V AC

Connection

terminals 1+, 2-, 3; 4+, 5-, 6

Input signal

0/4 … 20 mA

Input/power supply

basic insulation according to IEC 61010-1, rated insulation voltage 300 Veff

Settling time

200 micro/s

Dimensions

20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2

Power consumption

2.6 W at maximum load

Supplementary information

Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Connection

terminals 7+, 8-, 9-; 10+, 11-, 12- (sink)

terminals 7-, 8+, 9+; 10-, 11+, 12+ (source)

see additional information

Signal type

Analog input

Electromagnetic compatibility

NE 21:2012

EN 61326-3-2:2008

Safety Integrity Level (SIL)

SIL 2

Connection side

control side

Connection side

field side

Output signal

0/4 … 20 mA (overload > 25 mA)

Ripple

max. 50 andmicro;A rms

Output/power supply

functional insulation, rated insulation voltage 50 V AC

Mass

approx. 150 g

Rated voltage

18 … 30 V DC

Mounting

on 35 mm DIN mounting rail acc. to EN 60715:2001

Protection against electrical shock

UL 61010-1:2012

Ripple

within the supply tolerance

Power dissipation

1.4 W at maximum load

Display elements

LED

Rise time/fall time

100 micro/s

Degree of protection

IEC 60529:2001

Optional accessories

– power feed module KFD2-EB2(.R4A.B)(.SP)

– universal power rail UPR-03(-M)(-S)

– profile rail K-DUCT-GY(-UPR-03)

Labeling

space for labeling at the front

Connection

screw terminals

Deviation

at 20 °C (68 °F), 0/4 … 20 mA

10 andmicro;A incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage

External supply (loop)

2 … 30 V DC

Degree of protection

IP20

Ambient temperature

-20 … 60 °C (-4 … 140 °F)

Input resistance

max. 265 andOmega; terminals 2-, 3; 5-, 6 , max. 330 andOmega; terminals 1+, 3; 4+, 6

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)

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