Out of stock
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1-channel isolated barrier
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24 V DC supply (Power Rail)
The Switch Amplifier serves as a crucial component within the Pepperl+Fuchs Intrinsic Safety Barriers family, designed to ensure safe signal transmission in hazardous environments. This device provides a reliable 1-channel isolated barrier that effectively separates the input and output signals, thereby preventing any potentially dangerous electrical interactions from occurring in explosive atmospheres.
Commonly utilized in industrial applications, the Switch Amplifier operates with a 24 V DC supply via Power Rail, facilitating seamless integration into existing systems. Its robust construction and compliance with intrinsic safety standards make it suitable for use in a variety of sectors, including chemical processing, oil and gas, and manufacturing, where safety and reliability are paramount. The device enhances system integrity by ensuring that control signals remain unaffected by external disturbances, thus maintaining operational efficiency in critical processes.
| Safety Integrity Level (SIL) | SIL 3 |
| Rated current | ≤ 100 mA |
| Signal type | Digital Input |
| 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) |
| Electromagnetic compatibility | NE 21:2011 |
| Connection | Power Rail |
| Labeling | space for labeling at the front |
| Power dissipation | 1.5 W |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Degree of protection | IEC 60529:2001 |
| Connection side | control side |
| Power consumption | max. 1.7 W |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Response delay | ≤ 1 ms |
| Safety | IEC/EN 61508:2010 |
| Connection | terminals 4+, 6- |
| Output I | active voltage output, short-circuit proof 0-signal: 0 V 1-signal: 20 … 31 V DC at max. 15 mA fault: 0 V |
| Dimensions | 20 x 107 x 115 mm (0.8 x 4.2 x 4.5 inch) , housing type B1 |
| Certificate | TV 99 ATEX 1493 X |
| Display elements | LEDs |
| Lead resistance | max. 50 Ω , cable capacitances and inductances must be observed in hazardous areas |
| Output III | relay , fault signal |
| Open circuit voltage/short-circuit current | approx. 8.4 V DC / approx. 11.7 mA |
| Rated voltage | 20 … 30 V DC |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Connection side | field side |
| Performance level (PL) | PL d |
| Mass | approx. 150 g |
| Connection | output I: terminals 7+, 8- ; output II: terminals 9, 10 ; output III: terminals 11, 12 |
| Degree of protection | IP20 |
| EU-type examination certificate | PTB 00 ATEX 2041 |
| Connection | screw terminals |
| Output II | relay |
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