Pepperl+Fuchs K-System KFD2-SR2-Ex2.W 103368S

2-channel isolated barrier

24 V DC supply (Power Rail)

Dry contact or NAMUR inputs

Relay contact output

Line fault detection (LFD)

Reversible mode of operation

Connection :- Power Rail or terminals 14+, 15-

Rated voltage :- 19 ... 30 V DC

Ripple :- ≤ 10 %

Rated current :- ≤ 50 mA

Power dissipation :- ≤ 1 W

Power consumption :- ≤ 1 W

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

Pulse/Pause ratio :- min. 20 ms / min. 20 ms

Contact loading :- 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load

Minimum switch current :- 2 mA / 24 V DC

Switching frequency :- ≤ 10 Hz

Ambient temperature :- -40 ... 70 °C (-40 ... 158 °F)

Mounting :- on 35 mm DIN mounting rail

Voltage :- 10.5 V

Current :- 13 mA

Power :- 34 mW (linear characteristic)

Maximum safe voltage :- 253 V AC / 125 V DC (Attention! U_m is no rated voltage.)

Maximum safe voltage :- 253 V AC (Attention! The rated voltage can be lower.)

Maximum safe voltage :- 40 V DC (Attention! U_m is no rated voltage.)