Voltage Repeater KFD2-VR2-Ex1.50M
- 1-channel isolated barrier
- 24 V DC supply (Power Rail)
- Voltage input 0 mV ... ± 50 mV
- Voltage output 0 mV ... ± 50 mV
- Selectable up/downscale sensor breakage detection
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一、产品描述
参数表节选：的技术参数 KFD2-VR2-Ex1.50M
| General specifications | ||
|---|---|---|
| Signal type | Analog input | |
| Supply | ||
| Connection | Power Rail or terminals 14+, 15- | |
| Rated voltage | 19 ... 30 V DC | |
| Ripple | within the supply tolerance | |
| Rated current | ≤ 11 mA | |
| Power dissipation/power consumption | 0.3 W max. | |
| Input | ||
| Connection side | field side | |
| Connection | terminals 4+, 5- | |
| Input resistance | min. 20 MΩ | |
| Transmission range | -50 ... 50 mV | |
| Offset voltage/current | ≤ 5 µV / ≤ 5 nA | |
| Line fault detection | 100 nA | |
| Output | ||
| Connection side | control side | |
| Connection | terminals 7+, 8- | |
| Voltage | -50 ... 50 mV | |
| Load | Accuracy figures for infinite load impedance. Additional 0.03 % of span for a load resistance of 10 kΩ | |
| Fault signal | sensor breakage: > +100 mV (upscale), < -100 mV (downscale) | |
| Output resistance | max. 3 Ω | |
| Transfer characteristics | ||
| Cut-off frequency | 350 Hz (-3 dB) | |
| Deviation | ||
| After calibration | at 20 °C (68 °F): ± 3 µV up to ± 10 mV/± 0.03 % of the span up to +50 mV/± 0.05 % of the span up to -50 mV | |
| Influence of ambient temperature | ± 1 µV/K (typical ± 0.25 µV/K) | |
| Absolute | < 0.25 K at 30 V voltage supply | |
| Rise time | ≤ 1 ms | |
| Galvanic isolation | ||
| Output/power supply | functional insulation, rated insulation voltage 50 V AC | |
| Indicators/settings | ||
| Display elements | LED | |
| Control elements | DIP switch | |
| Configuration | via DIP switches | |
| 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 | |
| Degree of protection | IEC 60529 | |
| Protection against electrical shock | UL 61010-1 | |
| Ambient conditions | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Mechanical specifications | ||
| Degree of protection | IP20 | |
| Connection | screw terminals | |
| Mass | approx. 125 g | |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2 | |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 | |
| Data for application in connection with hazardous areas | ||
| EU-type examination certificate | BASEEFA 06 ATEX 0040 | |
| Marking |  II (1)GD, I (M1) [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I (-20 °C ≤ Tamb ≤ 60 °C) , [circuit(s) in zone 0/1/2] | |
| Voltage | 5.5 V DC | |
| Current | 2.4 mA | |
| Power | 3.3 mW | |
| Supply | ||
| Maximum safe voltage | 250 V (Attention! The rated voltage can be lower.) | |
| Certificate | BASEEFA 09 ATEX 0219X | |
| Marking | II 3G Ex ec IIC T4 Gc | |
| Galvanic isolation | ||
| Input/Output | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Input/power supply | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Directive conformity | ||
| Directive 2014/34/EU | EN 60079-0:2012+A11:2013 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 | |
| International approvals | ||
| UL approval | ||
| Control drawing | 116-0334 (cULus) | |
| IECEx approval | ||
| IECEx certificate | IECEx BAS 06.0011 IECEx BAS 09.0103X | |
| 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。
三、应用电路图
示例：
总结
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