KFD2-SR2-EX1.W.LB安全栅为开关量输入安全栅，一进两出，适用于接近开关，传感器等。本公司供应倍加福安全栅，隔离器，浪涌保护器，如需技术咨询或产品资料请联系启栅（上海）自动化设备有限公司
| KFD2-SR2-EX1.W.LB安全栅General specifications |
| Signal type |
Digital Input |
| Functional safety related parameters |
| Safety Integrity Level (SIL) |
SIL 2 |
| Supply |
| Connection |
Power Rail or terminals 14+, 15- |
| Rated voltage |
20 ... 30 V DC |
| Ripple |
≤ 10 % |
| Rated current |
≤ 50 mA |
| Power dissipation |
1 W |
| Power consumption |
< 1.3 W |
| KFD2-SR2-EX1.W.LB安全栅Input |
| Connection side |
field side |
| Connection |
terminals 1+, 2+, 3- |
| 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 mA |
| Pulse/Pause ratio |
min. 20 ms / min. 20 ms |
| KFD2-SR2-EX1.W.LB安全栅Output |
| Connection side |
control side |
| Connection |
output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12 |
| 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; 40 V DC/2 A resistive load |
| Minimum switch current |
2 mA / 24 V DC |
| Energized/De-energized delay |
approx. 20 ms / approx. 20 ms |
| Mechanical life |
107 switching cycles |
KFD2-SR2-EX1.W.LB安全栅原装正品，提供质保一年
