| 品牌：倍加福 | 产地：德国 | | 价格：1人民币/只 | 规格：KFD2-VR4-EX1.26 | 简要说明： 倍加福牌的KFD2-UT2-EX1.KFD2-VR4-EX1.26产品：估价：1，规格：KFD2-VR4-EX1.26，产品系列编号：KFD2-VR4-EX1.26 | |  | | | 详细介绍：
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1-channel isolated barrier, 24 V DC supply (Power Rail), Voltage input 0 V ... -20 V, Vibration sensor inputs, Voltage/current field supply, Voltage output 0 V ... -20 V, Rated voltage: 19 ... 30 V DC, Explosion protection: Ex protection, Field circuit: 0-20 V, Safe area: 0-20 V
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参数表节选：的技术参数 KFD2-VR4-Ex1.26
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一般特性
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Signal type
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Analog input
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供电
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连接器
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Power Rail or terminals 11+, 12-
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额定电压
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19 ... 30 V DC
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纹波
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在电源容限内
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功耗
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≤ 1.2 W
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功耗
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≤ 1.6 W
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输入
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连接器
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terminals 4 (common), 1, 3 and 5 (supply -), 2 and 6 (signal -)
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输入电阻
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10 kΩ terminals 4 (common), 6-/2-
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输出额定工作电流
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terminals 4 (common), 5-: > 10 mA at -21 V or > 20 mA at -18 V
terminals 4 (common), 1-: 5.3 mA ±0.4 mA at -10 V
terminals 4 (common), 3-: 3.6 mA ±0.7 mA at -10 V, 20 °C (68 °F)
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Transmission range
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0 ... -20 V
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输出
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连接器
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端子 7-,8+
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负载
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≥ 9 kΩ (3-wire sensor), ≥ 2 kΩ (2-wire sensor)
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电压
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0 ... -20 V
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输出阻抗
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24 Ω typ., 27 Ω maximum
Since this is much less than the end-to-end resistance of a zener barrier, it may be necessary to specify a monitor intended for use without a barrier. Please follow the advice of the monitor manufacturer.
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Transfer characteristics
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偏差
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DC transfer error (with 10 kΩ load) < 10mV
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Bandwidth
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-0.1 dB at 10 kHz; -1 dB at 20 kHz
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Time delay relative to input
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7.1 ±0.3 µs
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纹波
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in 200 kHz bandwidth < 20 mVrms
in 20 kHz bandwidth < 3 mVrms
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指令符合
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电磁兼容性
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Directive 2004/108/EC
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EN 61326-1:2006
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Conformity
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电磁兼容性
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NE 21:2006
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防护等级
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IEC 60529
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周围环境
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环境温度
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-20 ... 60 °C (-4 ... 140 °F)
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机械特性
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防护等级
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IP20
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重量
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approx. 125 g
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外形尺寸
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20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in) , housing type B2
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安装
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on 35 mm DIN mounting rail acc. to EN 60715:2001
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Data for application in connection with Ex-areas
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EC-类型 鉴定证书
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BAS 02 ATEX 7206 , for additional certificates see www.pepperl-fuchs.com
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保护型号、类别、组别
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 II (1)GD, [Ex ia] IIC, [Ex iaD], (-20 °C ≤ Tamb ≤ 60 °C) [circuit(s) in zone 0/1/2]
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EC-类型 鉴定证书
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DMT 01 ATEX E 133
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保护型号、类别、组别
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I (M1) [Ex ia] I
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符合标准
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TÜV 99 ATEX 1499 X , observe statement of conformity
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Group, category, type of protection, temperature class
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II 3G Ex nA II T4 [device in zone 2]
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放大图片
