Switch Amplifier KCD2-SR-EX1.LB

Switch Amplifier KCD2-SR-EX1.LBSwitch Amplifier KCD2 SR EX1. LB 1 channel isolated barrier 24 V DC supply (Power Rail) Dry contact or NAMUR inputs Usable as signal splitter (1 input and 2 outputs) Relay contact output Fault relay contact output Line fault detection (LFD) Housing width 12. 5 mm Up to SIL 2 acc. to IEC EN 61508 This isolated barrier is used for intrinsic safety applications. The device transfers digital signals from NAMUR sensors or dry contacts from the hazardous

and ATEX Standards

for Class I

30 V DC/2 A resistive load Minimum switch current 2 mA / 24 V DC Energized/De-energized delay ≤ 20 ms / ≤ 20 ms Mechanical life 107 switching cycles Transfer characteristics Switching frequency ≤ 10 Hz Galvanic isolation Input/Output reinforced insulation acc

Classifications

easy to use

leakage compensation

40 V DC/2 A resistive load Energized/De-energized delay approx

Analog isolated high level input module

The device can be used as a repeater or transmitter power supply for 2-wire transmitters

Thus the device will not influence the safety calculation or the SIL value

Up to SIL 2 acc

Must be used in conjunction with a 7500-01-AA* or 7500-MTD-* purge and pressurization control unit