倍加福KFD2-SH-EX1安全栅

使用微信扫描二维码分享朋友圈，成交更快更简单！

倍加福KFD2-SH-EX1安全栅特征
•1通道隔离屏障
•24v直流电源(电源线)
•输入经批准的干触点或SN/S1N传感器
•继电器输出
•故障指示输出
•线路故障检测(LFD)
•根据IEC 61508，安全等级可达SIL3
•至PL d acc。符合eniso13849

应用
这种隔离屏障用于内在安全应用。该设备传输数字信号(SN/S1N接近度)传感器或经批准的干接触)从危险区域到a安全区域。输入控制一个继电器触点输出与3个无触点(为了安全起见，一个输出与两个输出继电器串联功能)，一个继电器触点输出与一个无触点，和一个无源晶体管输出。与SN/S1N系列接近传感器不同，它是一种机械传感器接触,需要放置在10 kΩ电阻器接触除了1.5 kΩ电阻串联。引线断裂(LB)和短路(SC)条件控制电路是连续监测的。在故障状态下，故障指示输出通电输出I和II断电。对于安全应用到SIL3，使用输出I。为安全应用可达SIL2，输出I和输出II使用。

技术参数
General specifications
Signal type Digital Input
Functional safety related parameters
Safety Integrity Level (SIL) SIL 3
Supply
Connection Power Rail or terminals 22+, 23+, 24-
Rated voltage 20 ... 35 V DC
Ripple ≤ 10 %
Rated current ≤ 130 mA
Power loss 2.1 W
Power consumption ≤ 2.3 W
Input
Connection terminals 10+, 12-
Open circuit voltage/short-circuit current approx. 8.4 V DC / approx. 11.7 mA
Lead resistance ≤ 50 Ω, in hazardous area cable capacitances and inductivities are to be taken into account
Switching point
Relay de-energized I < 2.1 mA and I > 5.9 mA
Relay energized 2.8 mA < I < 5.3 mA
Response delay ≤ 1 ms
Output
Connection output I: terminals 13, 14 ; output II: terminals 15, 21 ; output III: terminals 16+, 17-
Output I relay , signal
Contact loading 50 V AC/1 A/cos φ > 0.7; 24 V DC/1 A resistive load
Mechanical life 50 x 106 switching cycles
Output II relay , signal
Contact loading 50 V AC/1 A/cos φ > 0.7; 24 V DC/1 A resistive load
Mechanical life 50 x 106 switching cycles
Output III electronic output, passive , fault signal
Rated voltage 10 ... 30 V DC
Signal level 1-signal: (L+) -2.5 V (7 mA, short-circuit proof) / 0-signal: blocked output
(Leakage current ≤ 10 mA)
Transfer characteristics
Switching frequency 5 Hz
Electrical isolation
Output/power supply reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Mutual output I, II, III basic insulation according to IEC/EN 61010-1, rated insulation voltage 50 Veff
Directive conformity
Electromagnetic compatibility
Directive 2004/108/EC EN 61326-1:2006
Low voltage
Directive 2006/95/EC EN 61010-1:2010
Conformity
Electromagnetic compatibility NE 21:2011
Protection degree IEC 60529:2001
Safety IEC 61508:2000