频率信号转换安全栅 KFU8-UFC-Ex1.D
来源：未知 日期：2017/03/01 浏览量：次
● 1-channel isolated barrier
● Universal usage at different power supplies
● Input for NAMUR sensors or dry contacts
● Input frequency 1 mHz ... 5 kHz
● Current output 0/4 mA ... 20 mA
● Relay and transistor output
● Start-up override
● Line fault detection (LFD)
● Up to SIL 2 acc. to IEC 61508/IEC 61511
| 产品阐述： | ||
|---|---|---|
| 48 V AC ... 253 V AC/20 V DC ... 90 V DC | ||
| General specifications： | ||
|---|---|---|
| Signal type | Digital Input | |
| Supply： | ||
| Connection | terminals 23, 24 | |
| Rated voltage | 20 ... 90 V DC / 48 ... 253 V AC 50 ... 60 Hz | |
| Power dissipation/power consumption | ≤ 2 W ; 2.5 VA / 2.2 W ; 3 VA | |
| Input： | ||
| Connection |
Input I: intrinsically safe: terminals 1+, 3- Input II: non-intrinsically safe: terminals 13+, 14- |
|
| Input I | sensor acc. to EN 60947-5-6 (NAMUR) or mechanical contact | |
| Pulse duration | > 50 µs | |
| Input frequency | 0.001 ... 5000 Hz | |
| Lead monitoring | breakage I ≤ 0.15 mA; short-circuit I > 6.5 mA | |
| Input II | startup override: 1 ... 1000 s, adjustable in steps of 1 s | |
| Active/Passive | I > 4 mA (for min. 100 ms) / I < 1.5 mA | |
| Open circuit voltage/short-circuit current | 18 V / 5 mA | |
| Output： | ||
| Connection |
output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 outout III: terminasl 19+, 20- output IV: terminals 8+, 7- |
|
| Output I, II | signal, relay | |
| Contact loading | 250 V AC / 2 A / cos φ ≥ 0.7 ; 40 V DC / 2 A | |
| Mechanical life | 5 x 107 switching cycles | |
| Energized/De-energized delay | approx. 20 ms / approx. 20 ms | |
| Output III | electronic output, passive | |
| Contact loading | 40 V DC | |
| Signal level |
1-signal: (L+) - 2.5 V (50 mA, short-circuit/overload proof) 0-signal: switched off (off-state current ≤ 10 µA) |
|
| Output IV | analog | |
| Current range | 0 ... 20 mA or 4 ... 20 mA | |
| Open loop voltage | max. 24 V DC | |
| Load | max. 650 Ω | |
| Fault signal | downscale I ≤ 3.6 mA , upscale ≥ 21.5 mA (acc. NAMUR NE43) | |
| Transfer characteristics： | ||
| Output IV | ||
| Resolution | < 10 µA | |
| Accuracy | < 20 µA | |
| Influence of ambient temperature | 0.005 %/K (50 ppm) | |
| Directive conformity： | ||
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) | |
| Low voltage | ||
| Directive 2014/35/EU | EN 61010-1:2010 | |
| Conformity： | ||
| Electromagnetic compatibility | NE 21:2006 | |
| Degree of protection | IEC 60529:2001 | |
| Ambient conditions： | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Mechanical specifications： | ||
| Degree of protection | IP20 | |
| Mass | 300 g | |
| Dimensions | 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) , housing type C3 | |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 | |
| Data for application in connection with hazardous areas： | ||
| EC-Type Examination Certificate | TÜV 99 ATEX 1471 | |
| Group, category, type of protection |
 II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I |
|
| Directive conformity | ||
| Directive 2014/34/EU | EN 60079-0:2012+A11:2013 , EN 60079-11:2012 | |
| International approvals： | ||
| FM approval | ||
| Control drawing | 16-538FM-12 | |
| IECEx approval | IECEx TUN 04.0007 | |
| Approved for | [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I | |