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The Switch Amplifier is a 2-channel isolated barrier designed for reliable signal processing in hazardous environments. It supports a 24 V DC supply and accommodates dry contact or NAMUR inputs, making it versatile for various applications.
The Switch Amplifier is a crucial component in the field of intrinsic safety barriers, utilized to ensure safe signal transmission in potentially explosive atmospheres. This product family is designed to facilitate the integration of field devices with control systems while maintaining safety standards. The 2-channel architecture allows for isolated signal processing, which is vital in applications where electrical isolation from hazardous areas is required.
Common applications for the Switch Amplifier include industrial automation, process control, and monitoring systems. The ability to function as a signal splitter, converting one input into two outputs, enhances its utility in complex control setups. Additionally, features like line fault detection (LFD) and reversible mode of operation further enhance operational reliability, making this product suitable for use in safety-critical applications where compliance with IEC 61508 standards for SIL 2 is necessary.
| Mass | approx. 150 g |
| Contact loading | 50 V AC/1 A/cos andphi; > 0.7; 40 V DC/1 A resistive load |
| Output/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff |
| Safety Integrity Level (SIL) | SIL 2 |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2 |
| Connection | Power Rail or terminals 14+, 15- |
| Connection side | field side |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Rated voltage | 20 … 30 V DC |
| Input/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Connection | screw terminals |
| Ripple | 10 % |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA |
| Display elements | LEDs |
| Connection | output I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12 |
| Power consumption | < 1.3 W |
| Degree of protection | IEC 60529:2001 |
| Certificate | TV 99 ATEX 1493 X |
| Input/Output | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Line fault detection | breakage I 0.1 mA , short-circuit I > 6 mA |
| Input | EN 60947-5-6:2000 |
| Collective error message | Power Rail |
| Minimum switch current | 1 mA / 24 V DC |
| Rated current | 50 mA |
| Control elements | DIP-switch |
| Switching frequency | 10 Hz |
| Degree of protection | IP20 |
| Rated values | acc. to EN 60947-5-6 (NAMUR) |
| Configuration | via DIP switches |
| Signal type | Digital Input |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Connection side | control side |
| Energized/De-energized delay | approx. 20 ms / approx. 20 ms |
| Output/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff |
| Pulse/Pause ratio | min. 20 ms / min. 20 ms |
| Electromagnetic compatibility | NE 21:2004 |
| Power dissipation | 1 W |
| Output I, II, III, IV | channel 1, 2; relay |
| Connection | terminals 1+, 2+, 3-; 4+, 5+, 6- |
| EU-Type Examination Certificate | PTB 00 ATEX 2083 |
| Switching point/switching hysteresis | 1.2 … 2.1 mA / approx. 0.2 mA |
| Mechanical life | 108 switching cycles |
Currently, the goods have no revocation.
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