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The Switch Amplifier is a 1-channel isolated barrier designed for use in hazardous environments. It supports a 24 V DC supply and can accept dry contact or NAMUR inputs, making it versatile for various applications.
The Switch Amplifier is part of the Pepperl+Fuchs Intrinsic Safety Barriers product family, which is engineered to ensure safe operation in potentially explosive environments. This device acts as an interface between field devices and control systems, facilitating signal processing while maintaining intrinsic safety standards. Its design includes a single-channel isolated barrier configuration that effectively isolates the input from the output, ensuring reliable operation in demanding conditions.
Common applications for the Switch Amplifier include industrial automation and process control, where it is crucial to maintain signal integrity while protecting equipment from electrical hazards. The device can function as a signal splitter, providing two outputs from a single input, which enhances its adaptability in various setups. With features like line fault transparency (LFT) and compliance up to SIL 2 according to IEC 61508, this product is ideal for applications requiring high safety integrity and reliability in critical systems.
| Output I, II | signal or error message, passive transistor output (resistive) 0-signal: 14 kandOmega; � 10 % 1-signal: 1.8 kandOmega; � 10 % fault: > 100 kandOmega; |
| Control elements | DIP-switch |
| Connection | SL1: 8a(+), 7a(-); 10a(+), 9a(-) |
| Rated values | acc. to EN 60947-5-6 (NAMUR), see system description for electrical data |
| Connection | SL1: 6b |
| Labeling | space for labeling at the front |
| Response time | 200 micro/s |
| Mounting | on Termination Board |
| Degree of protection | IEC 60529:2001 |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Certificate | KIWA 15 ATEX 0037 X |
| Mass | approx. 100 g |
| Connection side | control side |
| Electromagnetic compatibility | NE 21:2012 , EN 61326-3-2:2008 |
| EU-Type Examination Certificate | BVS 11 ATEX E 026 |
| Output/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 60 Veff |
| Degree of protection | IP20 |
| Line fault detection | breakage I 0.1 mA , short-circuit I 6.5 mA |
| Safety Integrity Level (SIL) | SIL 2 |
| Connection | SL2: 5a(+), 5b(-) |
| Open circuit voltage/short-circuit current | approx. 10 V DC / approx. 8 mA |
| Switching frequency | 5 kHz |
| Power consumption | 600 mW |
| Signal type | Digital Input |
| Protection against electrical shock | IEC 61010-1 |
| Output/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 60 Veff |
| Output type | open collector transistor (internal fault bus) |
| Rated voltage | 8 V DC |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Configuration | via DIP switches |
| Power dissipation | 500 mW |
| Display elements | LEDs |
| Pulse/Pause ratio | min. 100 micro/s / min. 100 micro/s |
| Coding | pin 1 and 2 trimmed For further information see system description. |
| Dimensions | 12.5 x 128 x 106 mm (0.5 x 5.1 x 4.2 inch) |
| Rated current | 25 mA |
| Switching point/switching hysteresis | 1.2 … 2.1 mA / approx. 0.2 mA |
| Connection | SL1: 1a(-), 1b(-); 2a(+), 2b(+) |
| Connection side | field side |
| Rated voltage | 19 … 30 V DC bus powered via Termination Board |
| Ripple | 10 % |
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