Pepperl+Fuchs KFU8-DW-1.D
Rotation Speed Monitor
We ship to United States of America!
- Speed monitoring up to 40 kHz
- 1 pre-select value with relay output and LED indicator
- 2-, 3-, 4-wire and NAMUR sensors as well as rotary encoder connectable
- Start-up delay
- Menu driven operation via 4 front keys
- Period measurement
- Output signal can be inverted
- Display devices can be set between 0.1 ... 2.5 sec.
Item Number:
KFU8-DW-1.D
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- Overview
- Comments
Input frequency0.002 ... 40000 Hz, pulse length/duration: 12andmicro;s
| Operating conditions | The device has only to be used in an indoor area. |
| MTTFd | 100 a |
| Degree of protection | IP20 |
| Fusing | external fusing 4 A |
| Electromagnetic compatibility | acc. to EN 50081-2 / EN 50082-2 |
| Switching point | high: 16 ... 30 V DC; max.10 mA due to integrated constant current sink; Ri andcong; 3 kandOmega; low: 0 ... 6 V DC |
| Configuration | via operating buttons |
| Relay | 1 changeover contact NO, NC, COM |
| Connection | coded, removable terminals , max. core cross section 0.34 ... 2.5 mm2 |
| Relative humidity | max. 80 %, not condensing |
| Measuring error | 0 ... 40000 Hz: В±0,10% Display: В±1 digit |
| Rated voltage | 200 ... 230 V AC ; 100 andhellip; 130 V AC; 50/60 Hz 20 VDC ... 30 VDC |
| Connection | terminals 7+, 13- sensor supply terminals 14, 15 NPN/PNP input (galvanically isolated) |
| Timer function | ON-delay, OFF-delay, one shot, pulse extension |
| Start-up override | Triggering by external signal 16 ... 30 V or Place jumper between terminals 2/3 or by switching on supply voltage (terminal 2 and terminal 3 permanently bridged) |
| Display indication | 0.002 ... 9999 Hz or 0,01 ... 9999 min-1 |
| Power consumption | AC: < 5 VA DC: < 5 W |
| Delay | 20 ms (incl. calculation time) |
| Time | 0 ... 999.9 s ; mode of operation reversible |
| Construction type | modular terminal housing in Makrolon, System KF For use in the switch cabinet/switch cabinet module |
| Display elements | display , 4-digit, 7-segment red display, 7 mm digit height and LED |
| Connection | terminals 8-, 9+ |
| Mechanical life | 30.000.000 switching cycles |
| Impedance | 1.2 kandOmega; |
| Sensor supply | 24 V DC В± 10 %, 30 mA , short-circuit protected |
| Input frequency | 0.002 ... 10000 Hz, pulse length/duration: 20andmicro;s |
| Changing interval | 5 ms (Internal processing time) |
| Sensor supply | 19 ... 28 V DC non-stabilised; 30 mA short-circuit protected |
| Storage temperature | -40 ... 85 В°C (-40 ... 185 В°F) |
| Jumpering time | 0.1 ... 999.9 s (External trigger signal) |
| Ambient temperature | -25 ... 40 В°C (-13 ... 104 В°F) |
| Short-circuit current | 6.5 mA |
| Time delay before availability | 400 ms |
| Switching point | 1.2 ... 2.1 mA Switching hysteresis approx. 0.2 mA |
| Mounting | snap-on to 35 mm standard rail or screw fixing |
| Labeling | space for labeling at the front |
| Connection side | field side |
| Contact loading | 250 V AC/2 A/ cos andphi; 0.7 40 V DC/2 A |
| Altitude | 0 ... 2000 m |
| Connectable sensor types | Two, three, or four-wire proximity switch, incremental rotary encoder, or externally generated pulses 16 ... 30 V |
| LED indication | yellow LED : switching state |
| Control elements | Control panel |
| Connection side | control side |
| Connectable sensor types | NAMUR sensors according to DIN EN 60947-5-6 |
| Connection assembly | Caution: Please be aware that the device may only be connected to a switchable power supply. The switch or circuit breaker must be easy to reach and identified as the separator for the device. |
| Open loop voltage | 8.2 V DC |
| Signal type | Digital Input |
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