Pepperl+Fuchs NBB20-U4-UU

Inductive sensor

Momentary current

(20 ms, 0.1 Hz)

0 ... 3000 mA

Reduction factor r_Al

0.4

Off-state current

1.5 mA

Voltage drop

5 V (typ. 2V) DC operation

8 V (typ. 2V) AC operation

Switching state indicator

LED, yellow

Switching frequency

AC, 0 ... 30 Hz

DC, 0 ... 100 Hz

Reverse polarity protection

reverse polarity tolerant

Switching function

Normally open/closed (NO/NC)

UL approval

cULus Listed, General Purpose

Reduction factor r₃₀₄

0.77

Ambient temperature

-25 ... 85 В°C (-13 ... 185 В°F)

Sensing face

PA 6.6

Reduction factor r_Fe

1

Housing material

PA 6.6 / metal

Actual operating distance

18 ... 22 mm

Core cross-section

up to 2.5 mm²

Mission Time (T_M)

20 a

Reduction factor r_Cu

0.3

Connection type

terminal compartment

Storage temperature

-25 ... 85 В°C (-13 ... 185 В°F)

Information for connection

A maximum of two conductors with the same core cross section may be mounted on one terminal connection!

tightening torque 1.2 Nm + 10 %

Operating voltage indicator

LED, green

CCC approval

Ue 75VDC - 250VDC Ue 75VAC - 230VAC

Reduction factor r_Brass

0.43

Rated operating distance

20 mm

Operating current

5 ... 500 mA

Error indicator

flashes when overcurrent

Output polarity

AC/DC

Hysteresis

1 ... 10 typ. 5 %

Output type

2-wire

Short-circuit protection

pulsing

Degree of protection

IP67

Diagnostic Coverage (DC)

0 %

MTTF_d

540 a

Operating voltage

20 ... 300 V DC / 20 ... 253 V AC

Assured operating distance

0 ... 16.2 mm

Output type

Two-wire

Installation

flush