1-channel signal conditioner 24 V DC supply (Power Rail) Dry contact or NAMUR inputs Usable as signal splitter (1 input and 2 outputs) Relay contact output Fault relay contact output Line fault detection (LFD) Housing width 12.5 mm Up to SIL 2 acc. to IEC 61508
| 产品阐述 |
|---|
| 24 V DC |
| General specifications | |
|---|---|
| Signal type | Digital Input |
| Functional safety related parameters | |
| Safety Integrity Level (SIL) | SIL 2 |
| Supply | |
| Connection | Power Rail or terminals 9+, 10- |
| Rated voltage | 19 ... 30 V DC |
| Ripple | ≤ 10 % |
| Rated current | ≤ 30 mA |
| Power dissipation | ≤ 500 mW |
| Power consumption | ≤ 500 mW |
| Input | |
| Connection side | field side |
| Connection | terminals 1+, 2- |
| Rated values | acc. to EN (NAMUR) |
| Open circuit voltage/short-circuit current | approx. 10 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 | output I: terminals 5, 6 ; output II: terminals 7, 8 |
| Output I | signal ; relay |
| Output II | signal or error message ; relay |
| Contact loading | 253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 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 |
