Pepperl+Fuchs KFD2-SR2-2.2S
Switch Amplifier
- 2-channel signal conditioner
- 24 V DC supply (Power Rail)
- Dry contact or NAMUR inputs
- Usable as signal splitter (1 input and 2 outputs)
- 2 x 2 relay contact outputs with AND logic
- Line fault detection (LFD)
- Reversible mode of operation
- Up to SIL 2 acc. to IEC 61508/IEC 61511
Item Number:
KFD2-SR2-2.2S
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- Overview
- Comments
| Connection side | control side |
| Mechanical life | 108 switching cycles |
| Configuration | via DIP switches |
| Energized/De-energized delay | approx. 20 ms / approx. 20 ms |
| Signal type | Digital Input |
| Power consumption | < 1.3 W |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA |
| Power dissipation | 1 W |
| Rated voltage | 20 ... 30 V DC |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2 |
| Pulse/Pause ratio | min. 20 ms / min. 20 ms |
| Output I, II, III, IV | channel 1, 2; relay |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Input/input | not available |
| Safety Integrity Level (SIL) | SIL 2 |
| Connection | output I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12 |
| Connection | screw terminals |
| Ambient temperature | -20 ... 60 В°C (-4 ... 140 В°F) |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Connection | terminals 1+, 2+, 3-; 4+, 5+, 6- |
| Labeling | space for labeling at the front |
| Collective error message | Power Rail |
| Switching point/switching hysteresis | 1.2 ... 2.1 mA / approx. 0.2 mA |
| Output/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff |
| Ripple | ≤ 10 % |
| Line fault detection | breakage I ≤ 0.1 mA , short-circuit I > 6 mA |
| Display elements | LEDs |
| Optional accessories | - power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-GY(-UPR-03) |
| Rated current | ≤ 50 mA |
| Degree of protection | IP20 |
| Electromagnetic compatibility | NE 21:2006 |
| Contact loading | 50 V AC/1 A/cos φ > 0.7; 40 V DC/1 A resistive load |
| Input/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Switching frequency | ≤ 10 Hz |
| Control elements | DIP-switch |
| Connection | Power Rail or terminals 14+, 15- |
| Output/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff |
| Minimum switch current | 1 mA / 24 V DC |
| Degree of protection | IEC 60529:2001 |
| Mass | approx. 150 g |
| Input/Output | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Connection side | field side |
| Rated values | acc. to EN 60947-5-6 (NAMUR) |
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