GRTB18S-P1201VS23

Cylindrical photoelectric sensors
GR18

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Features

Functional principle

Photoelectric proximity sensor

Functional principle detail

Background suppression

Dimensions (W x H x D)

18 mm x 18 mm x 55.9 mm

Housing design (light emission)

Cylindrical

Housing length

55.9 mm

Thread length

31.7 mm

Thread diameter (housing)

M18 x 1

Optical axis

Axial

Sensing range max.

3 mm … 250 mm ¹⁾

Sensing range

20 mm … 150 mm ¹⁾

Type of light

Visible red light

Light source

PinPoint LED ²⁾

Light spot size (distance)

Ø 7 mm (100 mm)

Wave length

650 nm

Adjustment

None

Indication
LED green	Operating indicator Static on: power on
LED yellow	Status of received light beam Static on: object present Static off: object not present

Special applications

Hygienic and washdown zones

Special features

Sensing range preset to 250 mm based on objects to be sensed with 90 % reflectivity

¹⁾ Object with 90% remission (based on standard white, DIN 5033).
²⁾ Average service life: 100,000 h at T_U = +25 °C.

Mechanics/electronics

Supply voltage	10 V DC … 30 V DC ¹⁾
Ripple	< 5 V_pp ²⁾
Current consumption	30 mA
Switching output	PNP
Output function	Complementary
Switching mode	Light/dark switching ³⁾
Signal voltage PNP HIGH/LOW	V_S – (≤ 3 V) / approx. 0 V
Output current I_max.	≤ 100 mA ⁴⁾
Response time	< 500 µs ⁵⁾
Switching frequency	1,000 Hz ⁶⁾
Connection type	Cable, 4-wire, 5 m ⁷⁾
Cable material	PVC
Conductor cross section	0.14 mm²
Cable diameter	Ø 4.8 mm
Circuit protection	A ⁸⁾ B ⁹⁾ D ¹⁰⁾
Protection class	III
Weight	100 g
Housing material	Stainless steel, Stainless steel V4A (1.4404, 316L)
Optics material	Plastic, PMMA
Tightening torque, max.	90 Nm
Enclosure rating	IP67 IP68 ¹¹⁾ IP69K ¹²⁾
Items supplied	Fastening nuts (2 x)
Electromagnetic compatibility (EMC)	EN 60947-5-2
Ambient operating temperature	–25 °C … +55 °C ¹³⁾
Ambient temperature, storage	–30 °C … +75 °C
UL File No.	NRKH.E348498 & NRKH7.E348498

¹⁾ Limit values. Operated in short-circuit protected network: max. 8 A.
²⁾ May not exceed or fall below U_v tolerances.
³⁾ Q = light switching; Ǭ = dark switching.
⁴⁾ At Uv > 24 V or ambient temperature > 49 °C, IA max. = 50 mA.
⁵⁾ Signal transit time with resistive load.
⁶⁾ With light/dark ratio 1:1.
⁷⁾ Do not bend below 0 °C.
⁸⁾ A = V_S connections reverse-polarity protected.
⁹⁾ B = inputs and output reverse-polarity protected.
¹⁰⁾ D = outputs overcurrent and short-circuit protected.
¹¹⁾ According to EN 60529 (10 m water depth / 24 h).
¹²⁾ According to ISO 20653:2013-03.
¹³⁾ At U_v <=24V and I_A<50mA.

Classifications

eCl@ss 5.0	27270904
eCl@ss 5.1.4	27270904
eCl@ss 6.0	27270904
eCl@ss 6.2	27270904
eCl@ss 7.0	27270904
eCl@ss 8.0	27270904
eCl@ss 8.1	27270904
eCl@ss 9.0	27270904
eCl@ss 10.0	27270904
eCl@ss 11.0	27270904
eCl@ss 12.0	27270903
ETIM 5.0	EC002719
ETIM 6.0	EC002719
ETIM 7.0	EC002719
ETIM 8.0	EC002719
UNSPSC 16.0901	39121528