1) Average service life: 100,000 h at TU = +25 °C.
2) With position indicator.
Mechanics/electronics
Supply voltage
24 V DC ... 240 V DC 1)
24 V AC/DC ... 240 V AC/DC 1)
Power consumption, sender
≤ 3.5 VA
Power consumption, receiver
≤ 3.5 VA
Switching output
Relay, electrically isolated 2)
Output function
Change-over contacts
Switching mode
Light switching 2)
Switching current (switching voltage)
3 A (240 V AC)
3 A (30 V DC)
Response time
≤ 15 ms
Switching frequency
33 Hz 3)
Angle of reception
20°
Connection type
Cable, 5-wire, 2 m 4)
Cable material
PVC
Conductor cross-section
0.76 mm²
Cable diameter
Ø 6.4 mm
Circuit protection
A 5)
C 6)
Protection class
II 7)
Overvoltage category
2
Weight
310 g
Housing material
Plastic, ABS
Optics material
Plastic, PMMA
Enclosure rating
IP67
Items supplied
BEF-W250 mounting bracket
Usage category
AC-15, DC-13, according to EN 60947-1
EMC
EN 60947-5-2 8)
Ambient operating temperature
–25 °C ... +55 °C
Ambient storage temperature
–40 °C ... +70 °C
UL File No.
NRKH2.E300503 & NRKH8.E300503
1) ±10 %.
2) Provide suitable spark suppression for inductive or capacitive loads.
3) With light/dark ratio 1:1.
4) Do not bend below 0 °C.
5) A = VS connections reverse-polarity protected.
6) C = interference suppression.
7) Reference voltage: 250 V AC.
8) The AC/DC devices comply with the Radio Safety Requirements for the industrial sector (Radio Safety Class A). They may cause radio interference if used in a residential area.
