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倍加福KCD2-UT2-EX1溫度安全柵特征

?1通道隔離屏障

?24v直流電源(電源線)

?熱電偶、RTD、電位器或電壓輸入

?電流輸出0/4 mA…20mA

?接收器或源模式

?可由PACTware配置

?線路故障(LFD)和傳感器燒毀檢測(cè)

應(yīng)用

這種隔離屏障用于內(nèi)在安全應(yīng)用。該設(shè)備轉(zhuǎn)換RTD輸入信號(hào)或熱電偶輸入危險(xiǎn)區(qū)域信號(hào)為0/4毫安。20mA信號(hào)在安全區(qū)域。可移動(dòng)終端塊KC-CJC-**可用當(dāng)熱電偶內(nèi)部冷結(jié)補(bǔ)償時(shí)想要的。led acc表示故障。到納穆爾奈44號(hào)去用戶配置的故障指示輸出。如果使用帶有動(dòng)力導(dǎo)軌的裝置，則產(chǎn)生集體誤差消息傳遞功能可用。使用PACTware可以很容易地配置該設(shè)備配置軟件。

技術(shù)參數(shù)

General specifications
Signal type Analog input
Supply
Connection terminals 9+, 10- or power feed module/Power Rail
Rated voltage Ur 19 ... 30 V DC
Ripple within the supply tolerance
Power dissipation/power consumption ≤ 0.98 W / 0.98 W
Interface
Programming interface programming socket
Input
Connection side field side
Connection terminals 1, 2, 3, 4
RTD type Pt10, Pt50, Pt100, Pt500, Pt1000 (EN 60751: 1995)
type Pt10GOST, Pt50GOST, Pt100GOST, Pt500GOST, Pt1000GOST (6651-94)
type Cu10, Cu50, Cu100 (P50353-92)
type Ni100 (DIN 43760)
Measuring current approx. 200 μA with RTD
Types of measuring 2-, 3-, 4-wire connection
Lead resistance ≤ 50 Ω per line
Measurement loop monitoring sensor breakage, sensor short-circuit
Thermocouples type B, E, J, K, N, R, S, T (IEC 584-1: 1995)
type L (DIN 43710: 1985)
type TXK, TXKH, TXA (P8.585-2001)
Cold junction compensation external and internal
Measurement loop monitoring sensor breakage
Potentiometer 0 ... 20 kΩ (2-wire connection), 0.8 ... 20 kΩ (3-wire connection)
Voltage selectable within the range -100 ... 100 mV
Input resistance ≥ 1 MΩ (-100 ... 100 mV)
Output
Connection side control side
Connection terminal 5: source (-), terminal 6: source (+), terminal 7: sink(-), terminal 8: sink (+)
Output Analog current output
Current range 0 ... 20 mA or 4 ... 20 mA
Fault signal downscale 0 or 2 mA, upscale 21.5 mA (acc. NAMUR NE43)
Source load 0 ... 550 Ω
open-circuit voltage ≤ 18 V
Sink Voltage across terminals 5 ... 30 V. If the current is supplied from a source > 16.5 V,
series resistance of ≥ (V - 16.5)/0.0215 Ω is needed, where V is the source voltage.
The maximum value of the resistance is (V - 5)/0.0215 Ω.
Transfer characteristics
Deviation
After calibration Pt100: ± (0.06 % of measurement value in K + 0.1 % of span + 0.1 K (4-wire connection))
thermocouple: ± (0.05 % of measurement value in °C + 0.1 % of span + 1.5 K (1.7 K for types R and S))
this includes ± 1.3 K error of the cold junction compensation
mV: ± (50 μV + 0.1 % of span)
potentiometer: ± (0.05 % of full scale + 0.1 % of span, (excludes errors due to lead resistance))
Influence of ambient temperature deviation of CJC included:
Pt100: ± (0.0015 % of measurement value in K + 0.006 % of span)/K ΔTamb*)
thermocouple: ± (0.02 K + 0.005 % of measurement value in °C + 0.006 % of span)/K ΔTamb*)
mV: ± (0.01 % of measurement value + 0.006 % of span)/K ΔTamb*)
potentiometer: ± 0.006 % of span/K ΔTamb*)
*) ΔTamb = ambient temperature change referenced to 23 °C (296 K)
Influence of supply voltage < 0.01 % of span
Influence of load ≤ 0.001 % of output value per 100 Ω