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The SMART Transmitter Power Supply is designed to provide reliable power to 2-wire and 3-wire SMART transmitters, as well as 2-wire SMART current sources, with a dual output configuration of 0/4 mA to 20 mA. This 1-channel isolated barrier supports a 24 V DC supply through a Power Rail, ensuring compatibility with various industrial applications.
The SMART Transmitter Power Supply is a critical component in the realm of intrinsic safety barriers, enabling the safe operation of SMART transmitters and current sources in hazardous environments. This product is engineered to isolate input and output signals while providing power, thereby protecting sensitive equipment from electrical faults and ensuring compliance with stringent safety standards.
This power supply is particularly suitable for applications in process automation, where reliable and precise signal transmission is essential. It features terminal blocks with test sockets for easy integration and maintenance. The device is capable of achieving safety integrity level (SIL) 3 according to IEC 61508, making it an ideal choice for use in safety-critical applications where operational reliability is paramount.
| Input signal | 0/4 … 20 mA |
| Degree of protection | IP20 |
| Connection | Power Rail or terminals 14+, 15- |
| Connection | terminals 7+, 8-; 10+, 11- |
| Display elements | LED |
| EU-type examination certificate | BAS 99 ATEX 7060 X |
| Output signal | 0/4 … 20 mA (overload > 25 mA) |
| IECEx approval | IECEx BAS 04.0016X IECEx CML 15.0055X |
| Equipment | terminals 5-, 6+ |
| Protection against electrical shock | UL 61010-1:2012 |
| Connection side | control side |
| Output/Output | functional insulation, rated insulation voltage 50 V AC |
| Certificate | TV 99 ATEX 1499 X |
| Note | Both output loads must be connected to ensure complete and correct operation within the technical specification. |
| Equipment | terminals 1+, 2 / 3- |
| Deviation | at 20 °C (68 °F), 0/4 … 20 mA ≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage |
| Available voltage | terminals 1+, 3: ≥ 16 V at 20 mA |
| Power consumption | 2.4 W |
| Open circuit voltage/short-circuit current | terminals 1+, 3-: 22.7 V / 38 mA |
| Settling time | 200 µs |
| External supply (loop) | 11 … 30 V DC |
| Frequency range | field side into the control side: bandwidth with 0.5 Vpp signal 0 … 7.5 kHz (-3 dB) control side into the field side: bandwidth with 0.5 Vpp signal 0.3 … 7.5 kHz (-3 dB) |
| Dimensions | 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2 |
| Equipment | terminals 2-, 3 |
| Degree of protection | IEC 60529:2001 |
| Ripple | max. 50 µA rms |
| Safety Integrity Level (SIL) | SIL 3 |
| Ripple | within the supply tolerance |
| Equipment | terminals 1+, 3- |
| Rated voltage | 20 … 35 V DC |
| Power dissipation | 1.8 W |
| Output/power supply | functional insulation, rated insulation voltage 50 V AC |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Electromagnetic compatibility | NE 21:2011 |
| Labeling | space for labeling at the front |
| Connection | terminals 1+, 2-, 3 or 5-, 6+ |
| Connection side | field side |
| Connection | screw terminals |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Input resistance | terminals 2-, 3: max. 76 Ω terminals 1+, 3: max. 500 Ω (250 Ω load) |
| Voltage drop | terminals 5, 6 : ≤ 2.4 V at 20 mA |
| Signal type | Analog input |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Rise time/fall time | 20 µs |
| Mass | approx. 200 g |
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