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The SMART Transmitter Power Supply is a 1-channel isolated barrier designed to provide a reliable 24 V DC supply for 2-wire SMART transmitters and current sources. It supports output signals ranging from 4 mA to 20 mA or 1 V to 5 V, offering flexibility in various applications.
The SMART Transmitter Power Supply is a critical component in the field of process automation, particularly in hazardous environments where intrinsic safety is paramount. This device is engineered to ensure safe and reliable operation of SMART transmitters by isolating the output signals and providing necessary power while adhering to strict safety standards.
Common applications for this power supply include chemical processing, oil and gas industries, and other sectors requiring precise measurement and control of process variables. The unit operates in both sink and source modes, which enhances its versatility in various configurations, making it suitable for diverse industrial applications. Furthermore, with a compact housing width of 12.5 mm, it is designed for efficient space utilization in control cabinets.
| Configuration | via DIP switches |
| Ripple | 10 % |
| Optional accessories | – power feed module KFD2-EB2(.R4A.B)(.SP) – universal power rail UPR-03(-M)(-S) – profile rail K-DUCT-BU(-UPR-03) |
| Rated voltage | 19 … 30 V DC |
| Input/Output | reinforced insulation acc. to EN 50178, rated insulation voltage 300 Veff |
| Frequency range | field 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) |
| Connection | screw terminals |
| Connection side | field side |
| Power consumption | 1.1 W |
| Available voltage | terminals 1+, 2-: 15 V at 20 mA |
| Signal type | Analog input |
| Settling time | 200 ms |
| Equipment | terminals 3+, 4- |
| IECEx approval | IECEx CES 06.0001 |
| Rise time/fall time | 20 ms |
| Open circuit voltage/short-circuit current | terminals 1+, 2-: 22 V / 30 mA |
| EU-Type Examination Certificate | CESI 06 ATEX 021 |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Rated current | 45 mA |
| Connection side | control side |
| Electromagnetic compatibility | NE 21:2006 |
| Control elements | DIP-switch |
| Output/power supply | reinforced insulation acc. to EN 50178, rated insulation voltage 300 Veff |
| Input/power supply | reinforced insulation acc. to EN 50178, rated insulation voltage 300 Veff |
| Display elements | LED |
| Power dissipation | 800 mW |
| Input signal | 4 … 20 mA limited to approx. 30 mA |
| Labeling | space for labeling at the front |
| Certificate | PF 06 CERT 0973 X |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Degree of protection | IEC 60529:2001 |
| Load | 0 … 300 andOmega; (source mode) |
| Output signal | 4 … 20 mA or 1 … 5 V (on 250 andOmega;, 0.1 % internal shunt) 4 … 20 mA (sink mode), operating voltage 15.5 … 26 V |
| Ripple | 20 mV rms |
| Voltage drop | terminals 3+, 4- : approx. 5 V |
| Equipment | terminals 1+, 2- |
| Connection | terminals 1+, 2-; 3+, 4- |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Connection | Power Rail or terminals 9+, 10- |
| Mass | approx. 100 g |
| Deviation | at 20 °C (68 °F) � 0.1 % incl. non-linearity and hysteresis (source mode 4 … 20 mA) � 0.2 % incl. non-linearity and hysteresis (sink mode 4 … 20 mA) � 0.2 % incl. non-linearity and hysteresis (source mode 1 … 5 V) |
| Connection | terminals 5-, 6+ |
| Dimensions | 12.5 x 114 x 124 mm (0.5 x 4.5 x 4.9 inch) , housing type A2 |
| Degree of protection | IP20 |
| Safety Integrity Level (SIL) | SIL 2 |
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