959
Germany: +49 621 776-4411
Refer to General Notes Relating to Product Information
Pepperl+Fuchs Group
USA: +1 330 486 0001
Singapore: +65 6779 9091
Copyright Pepperl+Fuchs
Logic Control Units,
Rotation Speed Monitors and Standstill Controllers
9
.3
Technical Data
For detailed data and product description refer to the data sheets at
Electrical Connection
Model Number
KFU8-DW-1.D
Rated voltage
196 ... 250 V AC ; 98 ... 127 V AC; 47 ... 63 Hz
20.4 ... 28 V DC
Power consumption
AC: < 5 VA
DC: < 5 W
Type
4-digit, 7-segment red display, 7 mm digit height
Display range
0.002 ... 9999 Hz or
0.01 ... 9999 min
-1
Parameter assignment
keypad-driven menu
Switching state
LED yellow, 3 mm
Input 1
Connection
terminals 8-, 9+
Connectable sensor types
NAMUR sensors according to DIN EN 60947-5-6
Input frequency
0.002 ... 40000 Hz, pulse length/duration:
12
s
Input 2
Connection
terminals 7+, 13- sensor supply
terminals 14, 15 NPN/PNP input (galvanically isolated)
Connectable sensor types
Two, three, or four-wire proximity switch, incremental rotary encoder, or
externally generated pulses 16 ... 30 V
Start-up override
External input or jumper configurable
Jumpering time
0.1 ... 999.9 s (External trigger signal)
Relay
1 changeover contact
NO, NC, COM
Sensor supply
24 V DC ± 10 %, 30 mA , short-circuit protected
Delay
20 ms (incl. calculation time)
Ambient temperature
-25 ... 50 °C (-13 ... 122 °F)
Storage temperature
-40 ... 85 °C (-40 ... 185 °F)
Protection degree
IP20
Connection
coded, removable terminals , max. core cross-section 0.34 ... 2.5 mm
2
Mounting
Snap onto 35 mm standard rail compliant with DIN EN 50022 or Screw
fastening using slide-on straps in a 90 mm net
Overspeed/Underspeed Monitor
Overspeed / underspeed monitor
DC and AC supply voltage
4 digits display
Speed monitor up to 40Khz
2-,3-,4-and NAMUR sensor
compatible
Start-up delay feature
Menu driven operation
Properties
L+
L–
8
9
L+
L–
15
14
13
7
L+
L–
8
9
L+
L– 13
7
15
14
L+
L–
15
14
13
7
L+
L– 13
7
15
14
L+
L–
15
14
13
7
L+
L–
L+
16-30 V
0 V L–
15
14
15
14
13
7
yellow
NAMUR
Sensor
NAMUR
Encoder
DC-3-wire
sensor, PNP
DC-3-wire
sensor, NPN
DC-2-wire
sensor, PNP
DC-2-wire
sensor, NPN
Encoder,
push-pull
Encoder,
push-pull
Power supply 24 V DC
Power supply 230 V AC
Power supply 115 V AC
Not connected
Sensor power
supply GND
Sensor power
supply GND
Sensor power
supply 24 V DC
Sensor power
supply 24 V DC
Trigger input for
start-up bypass
External trigger signal
Bridge fitted:
start-up bypass triggered by
switching on the power supply
Relay output
External
rectangular signal
Galvanically isolated
input
9
NAMUR L+
NAMUR L-
8
7
3
2
1
15
14
13
6
COM
NC
NO
4
L+
5
L-
16
L1 (230 V)
17
L1 (115 V)
18
N
12
11
10
1...,951,952,953,954,955,956,957,958,959,960 962,963,964,965,966,967,968,969,970,971,...1124