Technical specifications of the KFD2-VR-Ex1.12
| Main Features | ||
|---|---|---|
| Signal type | Analog input | |
|
Supply |
||
| Connection | Power bus or terminals 11+, 12- | |
| Nominal voltage | 20 ... 35 V DC | |
| pulsation | within delivery tolerances | |
| Rated current | < 20 mA | |
|
Entrance |
||
| Connection side | side of the field | |
| Connection | terminals 4+, 5- | |
| Input impedance | min. 10 MOhm | |
| Transmission range | 0 ... 9 V | |
| Voltage/current offset | < 2 mV / < 7 nA | |
|
Exit |
||
| Connection side | control side | |
| Connection | terminals 7-, 8+ | |
| Voltage | 0 ... 9 V | |
| Output impedance | ≤ 20 Ohm | |
|
Transmission characteristics |
||
| Cutoff frequency | 1.2 kHz (-3 dB) | |
| Deviation |
|
|
|
|
After calibration | ± 5 mV at 20 °C (68 °F) |
|
|
The influence of ambient temperature | ≤ 0.005% of span per K |
| Rise time | ≤ 0.4 ms | |
|
Galvanic isolation |
||
| Output/Power | Basic insulation according to DIN EN 50178, rated insulation voltage 50 V AC | |
|
Indicators/settings |
||
| Display elements | LED | |
| Marking | marking space at the front | |
|
Compliance with the directive |
||
| Electromagnetic compatibility |
|
|
|
|
Directive 2014/30/EU | EN 61326-1:2013 (industrial premises) |
|
Correspondence |
||
| Isolation Coordination | EN 50178 | |
| Electromagnetic compatibility | NE 21 | |
| Degree of protection | IEC 60529 | |
|
Environmental conditions |
||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
|
Mechanical characteristics |
||
| Degree of protection | IP20 | |
| Connection | screw terminals | |
| weight | approx. 100 g | |
| Dimensions | 20 x 107 x 115 mm (0.8 x 4.2 x 4.5 in) (W x H x D), case type B1 | |
| Installation | on a 35 mm DIN rail in accordance with EN 60715:2001 | |
|
Data for use in hazardous areas |
||
| EU Type Examination Certificate | DMT 01 ATEX E 133 | |
|
|
Marking |
 I (M1) [Ex ia] I
|
|
|
Voltage | 12 V |
|
|
Current | 2.8 mA |
|
|
Power | 8.4 mW |
| Supply |
|
|
|
|
Maximum safe voltage | 250 V (Caution! Nominal voltage is lower.) |
| Exit |
|
|
|
|
Maximum safe voltage | 250 V (Caution! Nominal voltage is lower.) |
| Galvanic isolation |
|
|
|
|
Input, output | Safe galvanic isolation according to EN 60079-11, peak voltage 375 V |
|
|
Input/Power | Safe galvanic isolation according to EN 60079-11, peak voltage 375 V |
| Compliance with the directive |
|
|
|
|
Directive 2014/34/EU | EN 60079-0:2012+A11:2013, EN 60079-11:2012, EN 50303:2000 |