参数表节选：的技术参数 KFD2-STV5-Ex1-1
| General specifications | ||
|---|---|---|
| Signal type | Analog input | |
| Functional safety related parameters | ||
| Safety Integrity Level (SIL) | SIL 2 | |
| Systematic capability (SC) | SC 3 | |
| Supply | ||
| Connection | Power Rail or terminals 14+, 15- | |
| Rated voltage | 18 ... 30 V DC | |
| Ripple | within the supply tolerance | |
| Power dissipation | ≤ 1 W at maximum load | |
| Power consumption | ≤ 1.6 W at maximum load | |
| Input | ||
| Connection side | field side | |
| Connection | terminals 1+, 2-, 3 | |
| Input signal | 4 ... 20 mA | |
| Open circuit voltage/short-circuit current | terminals 1+, 3: 23 V / 25 mA | |
| Input resistance | max. 265 Ω terminals 2-, 3 , max. 330 Ω terminals 1+, 3 | |
| Available voltage | ≥ 16 V at 20 mA ; ≥ 20 V at 4 mA , terminals 1+, 3 | |
| Output | ||
| Connection side | control side | |
| Connection | terminals 7-, 8+, 9+ | |
| Output signal | 1 ... 5 V | |
| Ripple | max. 12.5 mV | |
| Output resistance | 250 Ω | |
| Transfer characteristics | ||
| Deviation | at 20 °C (68 °F) ≤ 5 mV incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage | |
| Influence of ambient temperature | ≤ 20 ppm/K | |
| Frequency range | field side into the control side: bandwidth with 0.5 Vpp signal 0 ... 7.5 kHz (-3 dB) control side into the field side: bandwidth with 0.5 Vpp signal 0.3 ... 7.5 kHz (-3 dB) | |
| Settling time | 200 µs | |
| Rise time/fall time | 100 µs | |
| 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 | |
| Output/power supply | functional insulation, rated insulation voltage 50 V AC | |
| Indicators/settings | ||
| Display elements | LED | |
| 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. 150 g | |
| Dimensions | 20 x 124 x 115 mm (0.8 x 4.9 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 | CML 17 ATEX 2029X | |
| Marking |  II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I | |
| Input | [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I | |
| Supply | ||
| Maximum safe voltage | 250 V (Attention! The rated voltage can be lower.) | |
| Equipment | terminals 1+, 3- | |
| Voltage | 26.2 V | |
| Voltage | 27.25 V | |
| Current | 93 mA | |
| Power | 634 mW | |
| Equipment | terminals 2-, 3 | |
| Voltage | 30 V | |
| Current | 115 mA | |
| Power | max 1 W | |
| Voltage | 2 V | |
| Current | 8.5 mA | |
| Power | 4.3 mW | |
| Equipment | terminals 1+, 2 / 3- | |
| Voltage | 26.2 V | |
| Voltage | 27.25 V | |
| Current | 115 mA | |
| Power | 784 mW | |
| Certificate | CML 17 ATEX 3028X | |
| Marking | II 3G Ex ec IIC T4 Gc | |
