信号转换器 KFD2-USC-1.D
来源：未知 日期：2017/03/16 浏览量：次
对于大多数的控制系统而言，常常需要将输入信号转换为系统可接受的信号模式。那么信号调节器的功能就是将各种现场信号，例如热电偶，热电阻转换为多种标准的仪表信号(1…5V, 4…20 mA）等。
信号调节器对于信号的精确传输、信号的隔离以及防止信号干扰等方面起到很大的作用。
产品特点：● 1-channel signal conditioner
● 24 V DC supply (Power Rail)
● Scaleable current or voltage input
● Current or voltage output
● Relay contact output
● Configurable by keypad
● Line fault detection (LFD)
| 一般规格： | ||
|---|---|---|
| Signal type | Analog input | |
| Supply： | ||
| Connection | terminals 14+, 15- or Power Rail | |
| Rated voltage | 20 ... 30 V DC | |
| Rated current | ≤ 80 mA DC | |
| Power consumption | ≤ 1.6 W | |
| 输入： | ||
| Connection | terminals 1+, 3- : mV, V ; terminals 2+, 3- : mA | |
| Input resistance | voltage: 1 MΩ , current: max. 100 Ω | |
| Limit | 30 V | |
| Current | 0 ... 20 mA | |
| 输出： | ||
| Connection |
output I: terminals 10, 11, 12 output II: terminals 7-, 8+, 9- |
|
| Output I | signal, relay | |
| Contact loading | 250 V AC/2 A/cos φ 0.7; 40 V DC/2 A | |
| Mechanical life | 2 x 107 switching cycles | |
| Energized/De-energized delay | approx. 10 ms / approx. 10 ms | |
| Output II | analog | |
| Load | current: max. 550 Ω , voltage: min. 1 kΩ | |
| Transfer characteristics： | ||
| Deviation | 0.1 % of full-scale value | |
| Reaction time | ≥ 150 ms/≤ 300 ms | |
| 指令符合： | ||
| Electromagnetic compatibility | ||
| Directive 2004/108/EC | EN 61326-1:2006 | |
| Low voltage | ||
| Directive 2006/95/EC | EN 50178:1997 | |
| 符合： | ||
| Electromagnetic compatibility | NE 21 | |
| Degree of protection | IEC 60529 | |
| 环境条件： | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| 机械规格： | ||
| Degree of protection | IP20 | |
| Mass | 150 g | |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B3 | |