KFD2-UFC-Ex1.D，德國p+f本安型輸出接近開關(guān)
-channel isolated barrier,
?24 V DC supply (Power Rail),
?Input for NAMUR sensors or
dry contacts, Input frequency
1 mHz ... 5 kHz, Current output
?0/4 mA ... 20 mA, Relay and
transistor output, Start-up
override, Line fault detection
?(LFD), Up to SIL 2 acc. to IEC
?61508/IEC 61511, Function (P2P):
?Frequency current converter +
trip value, Rated voltage: 20 .30
?V DC, Output: 2 x 1 changeover
contact + 4-20 mA, SIL/IEC 61508
連接器terminals 23+,
?24- or power feed module/Power Rail
額定電壓20 ... 30 V DC
額定電流approx. 100 mA
Power dissipation/power
consumption≤ 2 W / 2.2 W
Input I sensor acc. to EN
60947-5-6 (NAMUR) or mechanical contact
?脈沖時間 > 50 μs
?輸入頻率 0.001 ... 5000 Hz
?斷線監(jiān)視 breakage I ≤ 0.15 mA;
short-circuit I > 6.5 mA
Input II startup override: 1 ...
?1000 s, adjustable in steps of 1 s
?主動/被動 電流 > 4 mA
(for min. 100 ms) / 電流 < 1.5 mA
液位測量技術(shù)是化學(xué)、化工、
環(huán)境和相關(guān)行業(yè)中
過程控制管理的基本技術(shù)。
KFD2-UFC-Ex1.D，德國p+f本安型輸出接近開關(guān)
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