應(yīng)用
這種隔離屏障用于內(nèi)在安全應(yīng)用。它將RTDs或電位器的電阻值從危險(xiǎn)區(qū)域到安全區(qū)域??梢允褂?-線、3-線或4-線技術(shù),具體取決于所需的精度。控制系統(tǒng)的輸入卡測量相同的負(fù)載它仿佛直接與電阻相連,處于一種危險(xiǎn)之中區(qū)域。
技術(shù)參數(shù)
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)
倍加福常用型號(hào)
模擬量輸入
KCD2-STC-EX1
KCD2-STC-EX1.2O
模擬量輸出
KCD2-SCD-EX1
開關(guān)量輸入
KCD2-SR-EX1.LB
KCD2-SR-EX2(雙通道,2路繼電器輸出)
開關(guān)量輸出
CKD0-SD-EX1.1245(單通道,回路供電式)
KF系列隔離式安全柵(標(biāo)準(zhǔn)型)
模擬量輸入
KCD2-STC-EX1
KCD2-STC-EX1.2O
KFD2-STC4-EX1-Y122583
KFD2-STC4-EX1.2O-Y122582
模擬量輸出
KFD2-CD-EX1.32(單通道,電流驅(qū)動(dòng))
KFD2-CD2-EX2(雙通道,電流驅(qū)動(dòng))
KFD2-SCD-EX1.LK(單通道,電流驅(qū)動(dòng),智能型)
KFD2-SCD2-EX1.LK(單通道,電流驅(qū)動(dòng),智能型)
KFD2-SCD2-EX2.LK(雙通道,電流驅(qū)動(dòng),智能型)
通用溫度變送
KFD2-UT2-EX1(單通道,4-20mA輸出)
KFD2-UT2-EX2(雙通道或一進(jìn)二出,4-20mA輸出)
開關(guān)量輸入
KFD2-SH-EX1(單通道,故障安全型,繼電器輸出)
KFD2-SH-EX1.T.OP(單通道,故障安全型,晶體管輸出)
KFD2-SR2-EX1.W(單通道,繼電器輸出)
KFD2-SR2-EX1.W.LB(單通道,2路繼電器輸出)
KFD2-SR2-EX2.W(雙通道,2路繼電器輸出)
KFD2-SR2-EX2.2S(雙通道,2路繼電器輸出)
KFD2-SR-EX1.4S.LK(單通道,4路繼電器輸出)
KFD2-SRA-EX4(四通道,4路繼電器輸出)
KFD2-ST2-EX1.LB(單通道,2路有源晶體管輸出)
KFD2-ST2-EX2(雙通道,有源晶體管輸出)
KFD2-SOT2-EX2(雙通道,無源晶體管輸出)
開關(guān)量輸出
KFD0-SD2-EX1.1045(單通道,回路供電)
KFD0-SD2-EX2.1045(雙通道,回路供電)
KFD2-SL2-EX1(單通道,邏輯輸入,帶線路故障監(jiān)測)
KFD2-SL2-EX1.B(單通道,邏輯輸入)
KFD2-SL2-EX2.B(雙通道,邏輯輸入)
報(bào)警設(shè)定器
KFA6-DWB-EX1.D(單通道,輸速報(bào)警,帶顯示,220VAC,帶安全柵功能)
KFD2-CRG-1.D(單通道,變送器,帶顯示)
KFD2-CRG-EX1.D(單通道,變送器,帶顯示,帶安全柵功能)
KFD2-DWB-1.D(單通道,轉(zhuǎn)速報(bào)警,帶顯示)
KFD2-GUT-1.D(單通道,溫度變送,帶顯示)
KFD2-GUT-EX1.D(單通道,溫度變送,帶顯示,帶安全柵功能)
KFD2-UFC-1.D(單通道,通用頻率變送,帶顯示)
KFD2-UFC-EX1.D(單通道,通用頻率變送,帶顯示,帶安全柵功能)
KFU8-CRG-1.D(單通道,變送器,帶顯示,220VAC/24VDC)
KFU8-CRG-EX1.D(單通道,變送器,帶顯示,帶安全柵功能,220VAC/24VDC)
KFU8-GUT-1.D(單通道,溫度變送,帶顯示,220VAC/24VDC)
KFU8-GUT-EX1.D(單通道,溫度變送,帶顯示,帶安全柵功能,220VAC/24VDC)
KFU8-UFC-1.D(單通道,通用頻率變送,帶顯示,220VAC/24VDC)
KFU8-UFC-EX1.D(單通道,通用頻率變送,帶顯示,帶安全柵功能,220VAC/24VDC)
回路供電隔離柵
KFD0-CC-EX1(單通道,電流/電壓轉(zhuǎn)換)
KFD0-CS-EX1.51P(單通道,電流驅(qū)動(dòng)/傳遞)
KFD0-CS-EX2.51P(雙通道,電流驅(qū)動(dòng)/傳遞)
KFD0-SCS-EX1.55(單通道,智能現(xiàn)場設(shè)備)
KFD0-TR-EX1(單通道,RTD轉(zhuǎn)換)
安裝附件
KFD2-EB2.R4A.B(冗余型電源模塊,24VDC/4A)
UPR-03(電源導(dǎo)軌,2m)
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