BASIC INFO

KFA6-SR2-Ex1.W

Switch Amplifier

1-channel isolated barrier, 230 V AC supply, Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC 61508/IEC 61511, Input: NAMUR sensor, Rated voltage: 207 ... 253 V AC, 45 ... 65 Hz, Output: relay, SIL/IEC 61508

KFA6-SR2-Ex1.W.LB

Switch Amplifier

1-channel isolated barrier, 230 V AC supply, Dry contact or NAMUR inputs, Relay contact output, Fault relay contact output, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC 61508/IEC 61511, Input: NAMUR sensor, Rated voltage: 207 ... 253 V AC, 45 ... 65 Hz, Output: relay, SIL/IEC 61508

KFA6-SR2-Ex2.W

Switch Amplifier

2-channel isolated barrier, 230 V AC supply, Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC 61508/IEC 61511, Input: NAMUR sensor, Rated voltage: 207 ... 253 V AC, 45 ... 65 Hz, Output: relay, SIL/IEC 6150

KFA6-SR2-Ex2.W.IR

Switch Amplifier

2-channel isolated barrier, 230 V AC supply, Dry contact or NAMUR inputs, Latching relay output, Line fault detection (LFD), Reversible mode of operation, Input: NAMUR sensor, Rated voltage: 207 ... 253 V AC, 45 ... 65 Hz, Output: relay

KFD2-DU-Ex1.D

Switch Amplifier, Timer Relay
1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay and transistor output, Adjustable output timer functions from 10 ms ... 60 min, Input frequency up to 80 Hz; pulse divider up to 1 kHz, Reset function, Configurable by keypad, Line fault detection (LFD), Input: NAMUR sensor, Rated voltage: 20 ... 30 V DC, Output: relay

KFD2-ELD-Ex16

Ground Fault Detection

16-channel isolated barrier, 24 V DC supply (Power Rail), Analog or digtial field device inputs, Monitors leakage current, Fault relay contact output, LED status indication, Test circuit for validation, Parallel connection for easy integration, Conformal coating, Rated voltage: 20 ... 30 V DC

KFD2-ER-Ex1.W.LB

Conductivity Switch Amplifier

1-channel isolated barrier, 24 V DC supply (Power Rail), Level sensing input, Adjustable range 1 kΩ ... 150 kΩ, Relay contact output, Fault relay contact output, Adjustable time delay up to 10 s, Minimum/maximum control, Line fault detection (LFD), Input: Conductive, Rated voltage: 20 ... 30 V DC, Output: relay

KFD2-SH-Ex1

Switch Amplifier

1-channel isolated barrier, 24 V DC supply (Power Rail), Input for approved dry contacts or SN/S1N sensors, Relay output, Fault indication output, Line fault detection (LFD), Up to SIL3 acc. to IEC 61508, Up to PL d acc. to EN/ISO 13849, Input: NAMUR sensor, Rated voltage: 20 ... 35 V DC, Output: relay, SIL/IEC 61508

KFD2-SH-Ex1.T.OP

Switch Amplifier

1-channel isolated barrier, 24 V DC supply (Power Rail), Input for approved dry contacts or SN/S1N sensors, Active voltage output, Relay output, Fault indication output, Line fault detection (LFD), Up to SIL3 acc. to IEC 61508, Up to PL d acc. to EN/ISO 13849, Input: NAMUR sensor, Rated voltage: 20 ... 30 V DC, Output: Transistor, SIL/IEC 61508

KFD2-SOT3-Ex1.LB

Switch Amplifier

1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Passive transistor output, non-polarized, Passive fault output, non-polarized, Line fault detection (LFD), Reversible mode of operation, Up to SIL 2 acc. to IEC 61508, Input: NAMUR sensor, Rated voltage: 19 ... 30 V DC, Output: Transistor, SIL/IEC 61508