Current Driver/Repeater KFD0-CS-Ex2.51P
- 2-channel isolated barrier
- 24 V DC supply (loop powered)
- Current input/output 0 mA ... 40 mA
- I/P or transmitter power supply
- Accuracy 1 %
- Reverse polarity protection
- SIL 2 (SC 3) acc. to IEC/EN 61508
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一、产品描述
参数表节选：的技术参数 KFD0-CS-Ex2.51P
| General specifications | ||
|---|---|---|
| Signal type | Analog input/analog output | |
| Functional safety related parameters | ||
| Safety Integrity Level (SIL) | SIL 2 | |
| Systematic capability (SC) | SC 3 | |
| Supply | ||
| Rated voltage | loop powered | |
| Control circuit | ||
| Connection | terminals 12-, 11+; 8-, 10-, 9+ | |
| Voltage | 4 ... 35 V DC | |
| Current | 0 ... 40 mA | |
| Power dissipation | at 40 mA and Uin < 22 V: 700 mW per channel at 40 mA and Uin > 22 V: 1.2 W per channel | |
| Field circuit | ||
| Connection | terminals 1+, 2-; 4+, 5- | |
| Voltage | for 4 V < Uin < 24 V: ≥ Uin - (0.37 x current in mA) - 1.0 for Uin > 24 V: ≥ 21 V - (0.36 x current in mA) | |
| Short-circuit current | at Uin > 24 V: ≤ 65 mA | |
| Transfer current | ≤ 40 mA | |
| Transfer characteristics | ||
| Accuracy | 1 % | |
| Deviation | ||
| After calibration | ≤ ± 200 µA; incl. calibration, linearity, hysteresis and load fluctuations at the field side up to a load of 1 kΩ and current ≤ 20 mA at 20 °C (68 °F) | |
| Influence of ambient temperature | ≤ ± 2 µA/K at Uin ≤ 20 V; ≤ ± 5 µA/K at Uin > 20 V | |
| Rise time | ≤ 5 ms at bounce from 4 ... 20 mA and Uin < 24 V | |
| Galvanic isolation | ||
| Field circuit/control circuit | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Indicators/settings | ||
| Labeling | space for labeling at the front | |
| Directive conformity | ||
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) | |
| Conformity | ||
| Electromagnetic compatibility | NE 21:2012 EN 61326-3-2:2008 | |
| Degree of protection | IEC 60529:2001 | |
| Protection against electrical shock | UL 61010-1:2012 | |
| Ambient conditions | ||
| Ambient temperature | -20 ... 70 °C (-4 ... 158 °F) | |
| Mechanical specifications | ||
| Degree of protection | IP20 | |
| Connection | screw terminals | |
| Mass | approx. 100 g | |
| Dimensions | 20 x 107 x 115 mm (0.8 x 4.2 x 4.5 inch) (W x H x D) , housing type B1 | |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 | |
| Data for application in connection with hazardous areas | ||
| EU-type examination certificate | BAS 98 ATEX 7343 X | |
| Marking |  II (1)G [Ex ia Ga] IIC, II (1)D [Ex ia Da] IIIC, I (M1) [Ex ia Ma] I (-20 °C ≤ Tamb ≤ 60 °C) | |
| Voltage | 25.2 V | |
| Current | 93 mA | |
| Power | 585 mW | |
| Control circuit | ||
| Maximum safe voltage | 250 V eff (Attention! The rated voltage can be lower.) | |
| Field circuit | ||
| Maximum safe voltage | 250 V eff (Attention! The rated voltage can be lower.) | |
| Certificate | FIDI 22 ATEX 0001X | |
| Marking | II 3G Ex ec IIC T4 Gc [device in zone 2] | |
| Galvanic isolation | ||
| Field circuit/control circuit | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Directive conformity | ||
| Directive 2014/34/EU | EN IEC 60079-0:2018 , EN 60079-11:2012 , EN IEC 60079-7:2015+A1:2018 | |
| International approvals | ||
| FM approval | ||
| Control drawing | 116-0437 | |
| UL approval | ||
| Control drawing | 116-0438 (cULus) | |
| IECEx approval | ||
| IECEx certificate | IECEx BAS 05.0004X IECEx CML 19.0040X | |
| IECEx marking | [Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I Ex ec IIC T4 Gc | |
| General information | ||
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. | |
二、应用领域
示例：
• 工业控制领域：工业、控制设备美。
• 智能交通设备：收费站、停车场、车内语音提示；
• 广告宣传行业：广告语播报；
三、应用电路图
示例：
总结
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