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216711 HiC2821

Short Description:

1-channel isolated barrier

24 V DC supply (bus powered)

Dry contact or NAMUR input

Usable as signal splitter (1 input and 2 outputs)

2 relay contact outputs

Fault relay contact output

Line fault detection (LFD)

Reversible mode of operation

Up to SIL 2 acc. to IEC/EN 615

216711 HiC2821

Supply

Connection SL1: 1a(-), 1b(-); 2a(+), 2b(+)

Rated voltage 19 ... 30 V DC bus powered via Termination Board

Ripple ≤ 10 %

Rated current ≤ 30 mA

Power dissipation ≤ 500 mW

Power consumption ≤ 500 mW

Input

Connection side field side

Connection SL2: 5a(+), 5b(-)

Rated values acc. to EN 60947-5-6 (NAMUR), see manual for electrical data

Open circuit voltage/short-circuit current approx. 10 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 ≥ 6.7 mA

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

Output

Connection side control side

Connection SL1: 8a, 7a; 10a, 9a

Output I signal ; relay

Output II signal or fault message ; relay

Contact loading 50 V DC / 0.5 A

Minimum switch current 2 mA / 24 V DC

Energized/De-energized delay ≤ 20 ms / ≤ 20 ms

Mechanical life 107 switching cycles

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