
Inductive sensor
BI25-G47SR-FZ3X2 W/M16X1.5
Type designation BI25-G47SR-FZ3X2 W/M16X1.5
Ident-No. 13427
Rated switching distance Sn 25 mm
Mounting conditions Flush
Secured operating distance
Correction factors St37 = 1; Al = 0.3; stainless steel = 0.7; Ms = 0.4
Repeat accuracy
Temperature drift
Hysteresis 3…15 %
Ambient temperature -25…+70 °C
Operating voltage 20…250VAC
Operating voltage 10…300 VDC
AC rated operational current
DC rated operational current
Frequency
Residual current
Isolation test voltage
Surge current
Voltage drop at I
Output function 2-wire, Connection programmable
Smallest operating current I
Switching frequency 0.02 kHz
e
m
ð (0,81 x Sn) mm
ð 2 % of full scale
ð ± 10 %
ð 400 mA
ð 300 mA
ï 50…ð 60 Hz
ð 1.7 mA
ð 1.5 kV
ð 8 A (ð 10 ms max. 5 Hz)
ð 6 V
ï 3 mA
■ 2 cable entries (axial, radial)
■ Threaded barrel, Pg36
■ Chrome-plated brass
■ AC 2-wire, 20…250 VDC
■ DC 2-wire, 10…300 VDC
■ NC/NO programmable
■ Terminal chamber
Wiring Diagram
Functional principle
Inductive sensors detect metal objects contactless and wear-free. For this, they use a
high-frequency electromagnetic AC field that
interacts with the target. Inductive sensors
generate this field via an RLC circuit with a
ferrite coil.
Design Threaded barrel,G47
Dimensions 96 mm
Housing material Metal, CuZn, Chrome-plated
Active area material Plastic, PA12-GF30
Max. tightening torque housing nut 90 Nm
Electrical connection Terminal chamber
Clamping ability
Vibration resistance 55 Hz (1 mm)
Shock resistance 30 g (11 ms)
Protection class IP67
MTTF 2283 years acc. to SN 29500 (Ed. 99) 40 °C
Power-on indication LED,Green
Switching state LED,Red
Included in delivery cable gland, blanking plug
Edition • Rev. D • 2018-04-09T16:04:53+02:00
1 / 3 TURCK Inc.
ð 2.5 mm
2

Inductive sensor
BI25-G47SR-FZ3X2 W/M16X1.5
Distance D 2 x B
Distance W 3 x Sn
Distance T 3 x B
Distance S 1.5 x B
Distance G 6 x Sn
Diameter active area B Ø 47 mm
Edition • Rev. D • 2018-04-09T16:04:53+02:00
2 / 3 TURCK Inc.