Pepperl Fuchs UB250-F77-E0-V31 Data Sheet
Ultrasonic direct detection sensor UB250-F77-E0-V31
Technical data
General specifications
Sensing range 20 ... 250 mm
Adjustment range 45 ... 250 mm
Dead band 0 ... 20 mm
Standard target plate 20 mm x 20 mm
Transducer frequency approx. 400 kHz
Nominal ratings
Model Number
UB250-F77-E0-V31
Ultrasonic direct detection sensor
Features
• Miniature design
• Program input
• Degree of protection IP67
• Switching status indicator, yellow
LED
Diagrams
Characteristic response curve
Distance Y [mm]
50
40
30
20
10
0
-10
-20
-30
-40
-50
0 50 100 150 200 250 300
Distance X [mm]
Y
Time delay before availability t
Limit data
Permissible cable length max. 300 m
Indicators/operating means
LED yellow switching state and flashing: Teach-In
Electrical specifications
Rated operating voltage U
Operating voltage U
No-load supply current I
Input
Input type 1 program input
Level low level : 0 ... 0.7 V (Teach-In active)
Input impedance 16 kΩ
Pulse length ≥ 3 s
Output
Output type 1 switch output E0, NPN, NO
Rated operating current I
Voltage drop U
Switch-on delay t
Repeat accuracy ± 1 mm
Switching frequency f 10 Hz
Range hysteresis H typ. 2.5 mm
Off-state current I
Temperature influence + 0.17 %/K
Ambient conditions
Ambient temperature -25 ... 70 °C (-13 ... 158 °F)
Storage temperature -40 ... 85 °C (-40 ... 185 °F)
Shock resistance 30 g , 11 ms period
Vibration resistance 10 ... 55 Hz , Amplitude ± 1 mm
Mechanical specifications
Connection type M8 x 1 connector , 4-pin
Degree of protection IP67
Material
Housing Polycarbonate
Transducer epoxy resin/hollow glass sphere mixture; polyurethane foam
Installation position any position
Mass 10 g
Tightening torque, fastening screws max. 0.2 Nm
Compliance with standards and
directives
Standard conformity
Standards EN 60947-5-2:2007 + A1:2012
Approvals and certificates
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated
X
B
d
on
r
v
e
0
e
≤ 150 ms
24 V DC
20 ... 30 V DC , ripple 10 %SS ; 12 ... 20 V DC sensitivity
reduced to 90 %
≤ 20 mA
high level : U
200 mA , short-circuit/overload protected
≤ 2 V
≤ 50 ms
≤ 0.01 mA
IEC 60947-5-2:2007 + A1:2012
≤36 V
or open input (Teach-In inactive)
B
Release date: 2016-02-12 14:52 Date of issue: 2016-02-12 252742_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Ultrasonic direct detection sensor UB250-F77-E0-V31
Dimensions
23
12
3.2
31
189
M8 x 1
Electrical Connection
Pinout
1
2
4
3
25
ø3.2
322
+U
ET (Teaching input)
Switching output
-U
3.2
3 14
17
B
B
24
13
Wire colors in accordance with EN 60947-5-2
1 BN
2 WH
3 BU
4 BK
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
(brown)
(white)
(blue)
(black)
Release date: 2016-02-12 14:52 Date of issue: 2016-02-12 252742_eng.xml
2
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