Pepperl+Fuchs KFD2-SR2-2.W.SM

Standstill and Rotational Direction Monitor

Contact loading

253 V AC/2 A/cos andphi; > 0.7; 126.5 V AC/4 A/cos andphi; > 0.7; 40 V DC/2 A resistive load

Rated values

acc. to EN 60947-5-6 (NAMUR)

Connection

Input I: terminals 1+, 2+, 3- ;

Input II: terminals 4+, 5+, 6-

Trip value

for standstill monitoring:

0.1 Hz; 0.5 Hz; 2 Hz; 10 Hz

adjustable via DIP switch (S1 and S2)

Pulse duration

> 200 micro/s for standstill monitoring,

> 250 micro/s for rotation direction detecion

Mechanical life

10⁷ switching cycles

Start-up override

5 seconds or 20 seconds, programmable

Accuracy

5 % (S3 = I), 30 % (S3 = II)

Connection

screw terminals

Safety Integrity Level (SIL)

SIL 2

Rotation direction detection

90В° phase difference between pulse input signal 1 and 2, overlapping 125 micro/s

Mounting

on 35 mm DIN mounting rail acc. to EN 60715:2001

Connection

output I: terminals 7, 8, 9 ;

output II: terminals 10, 11, 12

Display elements

LEDs

Connection side

control side

Electromagnetic compatibility

NE 21:2006

Mass

approx. 150 g

Control input

sensor power supply approx. 8.2 V, impedance 1.2 kandOmega;

Frequency range

2 kHz

Ambient temperature

-20 ... 60 В°C (-4 ... 140 В°F)

Connection

terminals 14+, 15-

Control elements

DIP-switch

Configuration

via DIP switches

Signal type

Digital Input

Minimum switch current

2 mA / 24 V DC

Line fault detection

not available

Connection side

field side

Open circuit voltage/short-circuit current

approx. 8 V DC / approx. 8 mA

Degree of protection

IP20

Degree of protection

IEC 60529:2001

Labeling

space for labeling at the front

Rated voltage

20 ... 30 V DC

Power consumption

max. 1.5 W

Switching point/switching hysteresis

1.2 ... 2.1 mA / approx. 0.2 mA

Energized/De-energized delay

approx. 20 ms / approx. 20 ms