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The Current Driver/Repeater is a 2-channel isolated barrier designed for precise current signal processing in hazardous environments. With a loop-powered 24 V DC supply, it facilitates current input and output ranges from 0 mA to 40 mA, ensuring reliable performance.
The Current Driver/Repeater is an essential component in the Pepperl+Fuchs family of intrinsic safety barriers, specifically engineered to ensure safe operation in environments with explosive atmospheres. These devices are designed to isolate and protect control circuits from hazardous areas, providing a crucial interface for connecting sensors and transmitters to control systems. Utilizing a 24 V DC supply, these barriers facilitate the transmission of current signals, making them ideal for various industrial applications.
Commonly employed in process automation, the Current Driver/Repeater supports both input and transmitter power supply functions, with an operational accuracy of 1%. This capability allows for precise monitoring and control of process variables, contributing to enhanced safety and efficiency in industrial operations. Additionally, the device’s compliance with safety integrity level (SIL) 2 according to IEC 61508 standards ensures reliable operation in safety-critical applications, making it a pivotal choice for industries requiring stringent safety measures.
| Current | 0 … 40 mA |
| Connection | screw terminals |
| Mass | approx. 100 g |
| Signal type | Analog input/analog output |
| Rated voltage | loop powered |
| Electromagnetic compatibility | NE 21:2006 |
| IECEx approval | IECEx BAS 05.0004 |
| Degree of protection | IEC 60529:2001 |
| Labeling | space for labeling at the front |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Dimensions | 20 x 107 x 115 mm (0.8 x 4.2 x 4.5 inch) , housing type B1 |
| Degree of protection | IP20 |
| Voltage | 4 … 35 V DC |
| Power dissipation | at 40 mA and Uin < 22 V: 700 mW per channel at 40 mA and Uin > 22 V: 1.2 W per channel |
| Connection | terminals 1+, 2-; 4+, 5- |
| Certificate | TV 99 ATEX 1499 X |
| Rise time | 5 ms at bounce from 4 … 20 mA and Uin < 24 V |
| Accuracy | 1 % |
| Short-circuit current | at Uin > 24 V: 65 mA |
| Safety Integrity Level (SIL) | SIL 2 |
| Transfer current | 40 mA |
| EU-Type Examination Certificate | BAS 98 ATEX 7343 |
| Connection | terminals 12-, 11+; 8-, 10-, 9+ |
| Voltage | for 4 V < Uin < 24 V: Uin – (0.37 x current in mA) – 1.0 for Uin > 24 V: 21 V – (0.36 x current in mA) |
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