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1-channel isolated barrier
24 V DC supply (Power Rail)
Dry contact or NAMUR inputs
Active transistor output
Active fault output
Line fault detection (LFD)
Reversible mode of operation
Up to SIL2 acc. to IEC 61508
产品阐述
24 V DC
General specifications
Signal type Digital Input
Supply
Connection Power Rail or terminals 14+, 15-
Rated voltage 20 ... 30 V DC
Ripple ≤ 10 %
Rated current ≤ 50 mA
Input
Connection terminals 1+, 2+, 3-
Rated values acc. to EN 60947-5-6 (NAMUR), see system description for electrical data
Open circuit voltage/short-circuit current approx. 8 V DC / approx. 8 mA
Switching point/switching hysteresis 1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detection breakage I ≤ 0.1 mA , short-circuit I > 6 mA
