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The Switch Amplifier is a versatile 1-channel isolated barrier designed to facilitate reliable signal transmission in hazardous environments. It supports both dry contact and NAMUR inputs, ensuring compatibility with various sensor technologies.
The Switch Amplifier belongs to a family of intrinsic safety barriers that provide a crucial layer of protection in hazardous areas by isolating field devices from control systems. These barriers are essential in applications where explosive gases or dust may be present, ensuring that electrical equipment does not become a source of ignition. The device offers a 24 V DC supply with a power rail, accommodating various input types, including dry contacts and NAMUR sensors, making it highly adaptable for different industrial settings.
Equipped with a passive transistor output and a fault output, the Switch Amplifier operates in a non-polarized manner, simplifying installation and maintenance. The inclusion of line fault detection (LFD) enhances system reliability by monitoring for potential faults, while the reversible mode of operation allows for flexibility in application. With compliance up to SIL 2 according to IEC 61508, this product is suitable for safety-critical applications, ensuring operational integrity in demanding environments.
| Connection | terminals 1+, 2+, 3- |
| Switching frequency | ≤ 5 kHz |
| Connection side | control side |
| Connection side | field side |
| Line fault detection | breakage I ≤ 0.1 mA , short-circuit I > 6 mA |
| Mass | approx. 150 g |
| EU-type examination certificate | PTB 00 ATEX 2035 |
| Input/Output | reinforced insulation acc. to IEC 62103, rated insulation voltage 300 Vrms |
| Input | EN 60947-5-6:2000 |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Switching voltage | max. 30 V |
| Switching point/switching hysteresis | 1.2 … 2.1 mA / approx. 0.2 mA |
| Degree of protection | IP20 |
| Connection | Power Rail or terminals 14+, 15- |
| Labeling | space for labeling at the front |
| Signal level | 1-signal: switching voltage – 2.5 V max. at 10 mA switching current or 3 V max. at 100 mA switching current 0-signal: switched off (off-state current ≤ 10 µA) |
| Switching current | max. 100 mA , short-circuit protected |
| Electromagnetic compatibility | NE 21:2004 |
| Input/power supply | reinforced insulation acc. to IEC 62103, rated insulation voltage 300 Vrms |
| Connection | output I: terminals 7, 8 ; output II: terminals 8, 9 |
| Certificate | TV 99 ATEX 1499 X |
| Configuration | via DIP switches |
| Display elements | LEDs |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2 |
| Output I | signal, passive electronic output |
| Rated voltage | 20 … 30 V DC |
| Rated values | acc. to EN 60947-5-6 (NAMUR), see manual for electrical data |
| EU-type examination certificate | DMT 01 ATEX E 133 |
| Ripple | ≤ 10 % |
| Output/Output | not available |
| Safety Integrity Level (SIL) | SIL 2 |
| Connection | screw terminals |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA |
| Output/power supply | basic insulation according to IEC 62103, rated insulation voltage 50 Veff |
| Collective error message | Power Rail |
| Control elements | DIP-switch |
| Output II | signal or error message; passive transistor output |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Signal type | Digital Input |
| Degree of protection | IEC 60529:2001 |
| Rated current | ≤ 50 mA |
| IECEx approval | IECEx PTB 05.0011 |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Galvanic isolation | IEC 62103:2003 |
Currently, the goods have no revocation.
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