应用
这种隔离屏障用于内在安全应用。它将RTDs或电位器的电阻值从危险区域到安全区域。可以使用2-线、3-线或4-线技术,具体取决于所需的精度。控制系统的输入卡测量相同的负载它仿佛直接与电阻相连,处于一种危险之中区域。
技术参数
General specifications
Signal type Analog input
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
Supply
Connection Power Rail or terminals 9+, 10-
Rated voltage Ur 19 ... 30 V DC
Ripple within the supply tolerance
Rated current Ir < 20 mA
Power consumption 0.35 W (24 V and 1 mA sense current)
Input
Connection side field side
Connection terminals 1, 2, 3, 4
Line fault detection yes , at Pt100
Lead resistance ≤ 10 % of resistance value
Transmission range 0 ... 10 mA
Available voltage 9 V
Line fault detection 8 nA
Output
Connection side control side
Connection terminals 5-, 7-, 6+, 8+
Current 0 ... 10 mA
Available voltage 0 ... 4.2 V
Fault signal < 10 Ω or > 400 Ω, depending on lead disconnected (measuring current ≤ 1 mA)
> 400 Ω, terminal 3 lead disconnected in 2-/4-wire (measuring current ≤ 0.3 mA)
倍加福常用型号
模拟量输入
KCD2-STC-EX1
KCD2-STC-EX1.2O
模拟量输出
KCD2-SCD-EX1
开关量输入
KCD2-SR-EX1.LB
KCD2-SR-EX2(双通道,2路继电器输出)
开关量输出
CKD0-SD-EX1.1245(单通道,回路供电式)
KF系列隔离式安全栅(标准型)
模拟量输入
KCD2-STC-EX1
KCD2-STC-EX1.2O
KFD2-STC4-EX1-Y122583
KFD2-STC4-EX1.2O-Y122582
模拟量输出
KFD2-CD-EX1.32(单通道,电流驱动)
KFD2-CD2-EX2(双通道,电流驱动)
KFD2-SCD-EX1.LK(单通道,电流驱动,智能型)
KFD2-SCD2-EX1.LK(单通道,电流驱动,智能型)
KFD2-SCD2-EX2.LK(双通道,电流驱动,智能型)
通用温度变送
KFD2-UT2-EX1(单通道,4-20mA输出)
KFD2-UT2-EX2(双通道或一进二出,4-20mA输出)
开关量输入
KFD2-SH-EX1(单通道,故障安全型,继电器输出)
KFD2-SH-EX1.T.OP(单通道,故障安全型,晶体管输出)
KFD2-SR2-EX1.W(单通道,继电器输出)
KFD2-SR2-EX1.W.LB(单通道,2路继电器输出)
KFD2-SR2-EX2.W(双通道,2路继电器输出)
KFD2-SR2-EX2.2S(双通道,2路继电器输出)
KFD2-SR-EX1.4S.LK(单通道,4路继电器输出)
KFD2-SRA-EX4(四通道,4路继电器输出)
KFD2-ST2-EX1.LB(单通道,2路有源晶体管输出)
KFD2-ST2-EX2(双通道,有源晶体管输出)
KFD2-SOT2-EX2(双通道,无源晶体管输出)
开关量输出
KFD0-SD2-EX1.1045(单通道,回路供电)
KFD0-SD2-EX2.1045(双通道,回路供电)
KFD2-SL2-EX1(单通道,逻辑输入,带线路故障监测)
KFD2-SL2-EX1.B(单通道,逻辑输入)
KFD2-SL2-EX2.B(双通道,逻辑输入)
报警设定器
KFA6-DWB-EX1.D(单通道,输速报警,带显示,220VAC,带安全栅功能)
KFD2-CRG-1.D(单通道,变送器,带显示)
KFD2-CRG-EX1.D(单通道,变送器,带显示,带安全栅功能)
KFD2-DWB-1.D(单通道,转速报警,带显示)
KFD2-GUT-1.D(单通道,温度变送,带显示)
KFD2-GUT-EX1.D(单通道,温度变送,带显示,带安全栅功能)
KFD2-UFC-1.D(单通道,通用频率变送,带显示)
KFD2-UFC-EX1.D(单通道,通用频率变送,带显示,带安全栅功能)
KFU8-CRG-1.D(单通道,变送器,带显示,220VAC/24VDC)
KFU8-CRG-EX1.D(单通道,变送器,带显示,带安全栅功能,220VAC/24VDC)
KFU8-GUT-1.D(单通道,温度变送,带显示,220VAC/24VDC)
KFU8-GUT-EX1.D(单通道,温度变送,带显示,带安全栅功能,220VAC/24VDC)
KFU8-UFC-1.D(单通道,通用频率变送,带显示,220VAC/24VDC)
KFU8-UFC-EX1.D(单通道,通用频率变送,带显示,带安全栅功能,220VAC/24VDC)
回路供电隔离栅
KFD0-CC-EX1(单通道,电流/电压转换)
KFD0-CS-EX1.51P(单通道,电流驱动/传递)
KFD0-CS-EX2.51P(双通道,电流驱动/传递)
KFD0-SCS-EX1.55(单通道,智能现场设备)
KFD0-TR-EX1(单通道,RTD转换)
安装附件
KFD2-EB2.R4A.B(冗余型电源模块,24VDC/4A)
UPR-03(电源导轨,2m)
其他推荐产品