KCD2-SR-1.LB Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as ** 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 61508 KCD2-SR-Ex1.LB Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as ** 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 61508 KCD2-SR-Ex2 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-UT2-Ex1 Universal Temperature Converter 1-channel isolated barrier, 24 V DC supply (Power Rail), Thermocouple, RTD, potentiometer or voltage input, Current output 0/4 mA ... 20 mA, Sink or source mode, Configurable by PACTware, Line fault (LFD) and sensor burnout detection, Up to SIL 2 acc. to IEC 61508/IEC 61511 KCD2-RR-Ex1 Resistance Repeater 1-channel isolated barrier, 24 V DC supply (Power Rail), Resistance and RTD input (Pt100, Pt500, Pt1000), Resistance output, Accuracy 0.1 %, Line fault detection (LFD) for Pt100, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the control system KCD0-SD3-Ex1.1245 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (loop powered), Current limit 45 mA at 12 V DC, Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-E2L 传感器输出接口端子 带断线检测的单通道终端放大器、用于 NAMUR 传感器的输入、24 V DC 电源电压、用于防止出现信号传输错误的标准化接口、开关状态显示屏、黄色 LED KCD2-EL 传感器输出接口端子 单通道端子放大器, NAMUR 传感器输入, 24 V 直流电源电压, 用于防止信号传输错误的标准接口, 开关状态指示灯,黄色 LED KCD2-R 传感器输出接口端子 单继电器输出,黄色 LED 指示开关状态, 续流二管, 紧凑的端子外壳, 夹到标准 35 mm 导轨上,符合 DIN EN 50 022 标准, 防护等级 IP20 KCD2-RR2-Ex1 Resistance Repeater 1-channel isolated barrier, 24 V DC supply (Power Rail), Resistance and RTD input (Pt100, Pt500, Pt1000), Resistance output, Accuracy 0.1 %, Line fault detection (LFD) for Pt100, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the control system KCD2-SCD-1 SMART Current Driver 1-channel ** conditioner, 24 V DC supply (Power Rail), Current output up to 900 Ω load, HART I/P and valve positioner, Lead breakage monitoring, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the field KCD2-SCD-Ex1 SMART Current Driver 1-channel isolated barrier, 24 V DC supply (Power Rail), Current output up to 650 Ω load, HART I/P and valve positioner, Lead breakage monitoring, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the field KCD2-SOT-Ex1.LB Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-Ex2 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SR-2 Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-STC-1.2O SMART Transmitter Power Supply 1-channel ** conditioner, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Signal splitter (1 input and 2 outputs), Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V, Terminal blocks with test sockets, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1 SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1.2O SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Signal splitter (1 input and 2 outputs), Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V, Terminal blocks with test sockets, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1.2O.ES SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Signal splitter (1 input and 2 outputs), Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V, Terminal blocks with test sockets, Up to SIL 3 acc. to IEC 61508 KCD2-STC-Ex1.ES SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Sink or source mode, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-UT2-1 Universal Temperature Converter 1-channel ** conditioner, 24 V DC supply (Power Rail), Thermocouple, RTD, potentiometer or voltage input, Current output 0/4 mA ... 20 mA, Sink or source mode, Configurable by PACTware, Line fault (LFD) and sensor burnout detection, Up to SIL 2 acc. to IEC 61508/IEC 61511 KCD2-SOT-1.LB Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-ST-Ex2 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 active transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD0-LGH Place Holder Barrier IS K-System place holder module, Housing width 12.5 mm, Marshalling for field and control side circuits, Configurable via plug-in jumpers KCD0-RSH-1.1D.1 Relay Module 1-channel ** conditioner, 24 V DC supply (loop powered), Logic input 19 V DC ... 26.5 V DC, non-polarized, Relay contact output for de-energized to safe function, Test pulse immunity, Up to SIL 3 acc. to IEC 61508, Up to PL e acc. to EN/ISO 13849 KCD0-RSH-1.1D.4 Relay Module 1-channel ** conditioner, 24 V DC supply (loop powered), Logic input 19 V DC ... 26.5 V DC, non-polarized, Relay contact output for de-energized to safe function, Test pulse immunity, Up to SIL 3 acc. to IEC 61508, Up to PL e acc. to EN/ISO 13849 KCD0-RSH-1.1E.1 Relay Module 1-channel ** conditioner, 24 V DC supply (loop powered), Logic input 19 V DC ... 26.5 V DC, non-polarized, Relay contact output for energized to safe function , Test pulse immunity, Up to SIL 3 acc. to IEC 61508 KCD0-SD3-Ex1.1045 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (loop powered), Current limit 45 mA at 10 V DC, Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD0-SD3-Ex1.1245.SP Solenoid Driver 1-channel isolated barrier, 24 V DC supply (loop powered), Current limit 45 mA at 12 V DC, Test pulse immunity, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 3 acc. to IEC 61508 KCD2-E1 传感器输出接口端子 单通道端子放大器, NAMUR 传感器输入, 24 V 直流电源电压, 用于防止信号传输错误的标准接口, 开关状态指示灯,黄色 LED KCD2-E3 传感器输出接口端子 单通道端子放大器, NAMUR 传感器输入, 24 V 直流电源电压, 用于防止信号传输错误的标准接口, 开关状态指示灯,黄色 LED KCD2-SCD-1.SP SMART Current Driver 1-channel ** conditioner, 24 V DC supply (Power Rail), Current output up to 900 Ω load, HART I/P and valve positioner, Lead breakage monitoring, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the field KCD2-SCD-Ex1.SP SMART Current Driver 1-channel isolated barrier, 24 V DC supply (Power Rail), Current output up to 650 Ω load, HART I/P and valve positioner, Lead breakage monitoring, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the field KCD2-SLD-Ex1.1045 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 10 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-SLD-Ex1.1065 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 65 mA at 10 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-SLD-Ex1.1245 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 12 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-SON-Ex1 Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs (resistive acc. to EN 60947-5-6), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex1.R2 Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, Application-specific outputs, Usable as ** splitter (1 input and 2 outputs), 2 passive transistor outputs (resistive), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex1.R3 Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, Application-specific outputs, Usable as ** splitter (1 input and 2 outputs), 2 passive transistor outputs (resistive), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex2 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs (resistive acc. to EN 60947-5-6), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex2.R1 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs (resistive), Application-specific outputs, Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex2.R2 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Application-specific outputs, 2 passive transistor outputs (resistive), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex2.R3 Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Application-specific outputs, 2 passive transistor outputs (resistive), Line fault transparency (LFT), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-2 Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-Ex2.SP Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-Ex1.LB Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 active transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1.SP SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex1.R1 Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs (resistive), Application-specific outputs, Line fault transparency (LFT), Usable as ** splitter (1 input and 2 outputs), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD0-LGH.SP Place Holder Barrier IS K-System place holder module, Housing width 12.5 mm, Marshalling for field and control side circuits, Configurable via plug-in jumpers, Connection via spring terminals with push-in connection technology KCD2-RR2-Ex1.SP Resistance Repeater 1-channel isolated barrier, 24 V DC supply (Power Rail), Resistance and RTD input (Pt100, Pt500, Pt1000), Resistance output, Accuracy 0.1 %, Line fault detection (LFD) for Pt100, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the control system KCD2-SON-Ex1.SP Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs (resistive acc. to EN 60947-5-6), Line fault transparency (LFT), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SON-Ex2.SP Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs (resistive acc. to EN 60947-5-6), Line fault transparency (LFT), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-1.LB.SP Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-2.SP Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 passive transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SOT-Ex1.LB.SP Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 passive transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SR-2.SP Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-1.LB.SP Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 active transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-2.SP Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 active transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-Ex1.LB.SP Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 active transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-Ex2.SP Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 active transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1.2O.DE SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Signal splitter (1 input and 2 outputs), Dual output 0/4 mA ... 20 mA or 0/1 V ... 5 V, Terminal blocks with test sockets, Up to SIL 2 acc. to IEC 61508 KCD2-STC-Ex1.ES.SP SMART Transmitter Power Supply 1-channel isolated barrier, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Sink or source mode, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 3 acc. to IEC 61508 KCD0-SD-Ex1.1245 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (loop powered), Current limit 45 mA at 12 V DC, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-STC-1 SMART Transmitter Power Supply 1-channel ** conditioner, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Sink or source mode, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD0-SD-Ex1.1245.SP Solenoid Driver 1-channel isolated barrier, 24 V DC supply (loop powered), Current limit 45 mA at 12 V DC, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 3 acc. to IEC 61508 KCD2-RR-Ex1-Y1 Resistance Repeater 1-channel isolated barrier, 24 V DC supply (Power Rail), Resistance and RTD input (Pt100, Pt500, Pt1000), Resistance output, Accuracy 0.1 %, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the control system KCD2-RR-Ex1.SP Resistance Repeater 1-channel isolated barrier, 24 V DC supply (Power Rail), Resistance and RTD input (Pt100, Pt500, Pt1000), Resistance output, Accuracy 0.1 %, Line fault detection (LFD) for Pt100, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the control system KCD2-SLD-Ex1.1045 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 10 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-SLD-Ex1.1065 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 65 mA at 10 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-SLD-Ex1.1245 Solenoid Driver 1-channel isolated barrier, 24 V DC supply (bus or loop powered), Output 45 mA at 12 V DC, Line fault transparency (LFT), Test pulse immunity, Housing width 12.5 mm, Up to SIL 3 acc. to IEC 61508 KCD2-STC-1.SP SMART Transmitter Power Supply 1-channel ** conditioner, 24 V DC supply (Power Rail), Input for 2-wire SMART transmitters and current sources, Output for 4 mA ... 20 mA or 1 V ... 5 V, Sink or source mode, Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SCD-1 SMART Current Driver 1-channel ** conditioner, 24 V DC supply (Power Rail), Current output up to 650 Ω load, HART I/P and valve positioner, Lead breakage monitoring, Accuracy 0.1 %, Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508, Transfer direction: to the field KCD2-SCD-1.SP KCD2-SR-1.LB.SP Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as ** splitter (1 input and 2 outputs), Relay contact output, Fault relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SR-Ex1.LB.SP Switch Amplifier 1-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Usable as ** splitter (1 input and 2 outputs), Relay contact output, Fault relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-SR-Ex2.SP Switch Amplifier 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Relay contact output, Line fault detection (LFD), Housing width 12.5 mm, Connection via spring terminals with push-in connection technology, Up to SIL 2 acc. to IEC 61508 KCD2-ST-1.LB Switch Amplifier 1-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR input, 2 active transistor outputs, Usable as ** splitter (1 input and 2 outputs), Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508 KCD2-ST-2 Switch Amplifier 2-channel ** conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, 2 active transistor outputs, Reversible mode of operation, Line fault detection (LFD), Housing width 12.5 mm, Up to SIL 2 acc. to IEC 61508