Pepperl+Fuchs KFD2-RSH-1.2E.L2 Relay Module, 1-channel signal conditioner, 24 V DC supply, Logic input 19 V DC ... 26.4 V DC.

Technical Data

General specifications

Signal type Digital Output

Functional safety related parameters

Safety Integrity Level (SIL) SIL 3

Systematic capability (SC) SC 3

Supply

Connection Power Rail or terminals 14+, 15-

Rated voltage Ur 19 ... 26.4 V DC

Input current max. 35 mA at 24 V DC , max. 44 mA at 19 V DC , with enabled internal fault detection

Power consumption < 1.7 W , includes the power consumption of the digital input , see derating curves

Input

Connection side control side

Connection terminals 7+, 8-

Pulse/Pause ratio min. 150 ms / min. 150 ms with disabled internal fault detection

min. 1 s / min. 1 s with enabled internal fault detection

Test pulse length max. 2 ms from DO card

Signal level 0-signal: -5 ... 5 V DC

1-signal: 19 ... 26.4 V DC

Rated current Ir 0-signal: typ. 1.6 mA at 1.5 V DC; typ. 8 mA at 3 V DC (maximum leakage current DO

card)

1-signal: ≥ 36 mA (minimum load current DO card)

Inrush current < 200 mA after 100 µs

Output

Connection side field side

Connection external voltage : terminals 5+, 2-

load : terminals 6, 3

Connectable voltage 8 ... 60 V DC

Power dissipation < 3.3 W at 5 A , see derating curves

Contact loading 30 V DC / 5 A resistive load , see derating curves

Minimum switch current 10 mA

Mechanical life 5 x 106 switching cycles

Line fault detection low voltage < 5 V DC

undercurrent: 10 mA DC; overcurrent: 2.2 A DC (relay energized)

breakage: 8.2 kΩ; short-circuit: 11 Ω (load, relay de-energized)

Fault indication output

Connection terminals 10, 11

Contact loading 30 V DC/ 0.5 A resistive load

Reaction time < 2 s

Mechanical life 105 switching cycles

Transfer characteristics

Switching frequency < 3 Hz with disabled internal fault detection

< 0.5 Hz with enabled internal fault detection

Galvanic isolation

Input/power supply basic insulation according to IEC/EN 61010-1, rated insulation voltage 60 Veff

Input/fault indication output basic insulation according to IEC/EN 61010-1, rated insulation voltage 30 Veff

Output/other circuits reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff

Indicators/settings

Display elements LEDs

Control elements DIP switch

Configuration via DIP switches

Labeling space for labeling at the front

Directive conformity

Electromagnetic compatibility

Directive 2014/30/EU EN 61326-1:2013 (industrial locations)

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