Switch Amplifier
KCD2-SR-Ex2
* 24 V DC supply (Power Rail)
* Dry contact or NAMUR inputs
* Relay contact output
* Line fault detection (LFD)
* Housing width 12.5 mm
* Up to SIL 2 (SC 3) acc. to IEC/EN 61508
| Brand Name: | P+F, P+F |
| Model Number: | P+F KCD2-SR-Ex2 |
| MOQ: | 1 piece |
| Price: | $42-45 / piece |
General specifications | ||||
Signal type | Digital Input | Digital Input | ||
Functional safety related parameters | ||||
Safety Integrity Level (SIL) | SIL 2 | SIL 2 | ||
Systematic capability (SC) | SC 3 | SC 3 | ||
Supply | ||||
Connection | Power Rail or terminals 9+, 10- | |||
Rated voltage | Ur | 19 ... 30 V DC | ||
Ripple | ≤ 10 % | |||
Rated current | Ir | ≤ 46 mA | ||
Power dissipation | ≤ 900 m W | |||
Power consumption | ≤ 900 m W | |||
Input | ||||
Connection side | field side | |||
Connection | terminals 1+, 2-; 3+, 4- | |||
Rated values | acc. to EN 60947-5-6 (NAMUR) | |||
Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA | |||
Switching point/switching hysteresis | 1.2 ... 2.1 mA / approx. 0.2 mA | |||
Line fault detection | breakage I ≤ 0.1 mA , short-circuit I > 6.5 mA | |||
Pulse/Pause ratio | min. 20 ms / min. 20 ms | |||
Output | ||||
Connection side | control side | |||
Connection | terminals 5, 6; 7,8 | |||
Output I | signal ; relay | |||
Output II | signal ; relay | |||
Contact loading | 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load | |||
Minimum switch current | 2 mA / 24 V DC | |||
Energized/De-energized delay | ≤ 20 ms / ≤ 20 ms | |||
Mechanical life | 107 switching cycles | |||
Transfer characteristics | ||||
Switching frequency | ≤ 10 Hz | |||