Photoelectric sensors | GR18 | GRTB18S-N2412V | Functional principle: Photoelectric proximity sensor | Functional principle detail: Background suppression | Switching output: NPN | Switching mode: Light/dark switching | Connection type: Male connector M12, 4-pin | Light source: PinPoint LED | Adjustment: Potentiometer | Communication interface: - | Included with delivery: Fastening nuts (2 x)
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 ... 300 mm1)
Sensing range
20 mm ... 150 mm1)
Type of light
Visible red light
Light source
PinPoint LED2)
Light spot size (distance)
Ø 7 mm (100 mm)
Wave length
650 nm
Adjustment
Potentiometer, 270°
LED green
Operating indicatorStatic on: power on
LED yellow
Status of received light beamStatic on: object presentStatic off: object not present
Special applications
Hygienic and washdown zones
Supply voltage UB
10 V DC ... 30 V DC1)
Ripple
< 5 Vpp2)
Current consumption
30 mA
Switching output
NPN
Output function
Complementary
Switching mode
Light/dark switching3)
Signal voltage NPN HIGH/LOW
Approx. VS/ ≤ 3 V
Output current Imax.
≤ 100 mA4)
Response time
< 500 µs5)
Switching frequency
1,000 Hz6)
Connection type
Male connector M12, 4-pin
Circuit protection
A7)B8)D9)
Protection class
III
Weight
45 g
Housing material
Metal, Stainless steel V4A (1.4404, 316L)
Optics material
Plastic, PMMA
Tightening torque, max.
90 Nm
Enclosure rating
IP67IP6810)IP69K11)
Items supplied
Fastening nuts (2 x)
Electromagnetic compatibility (EMC)
EN 60947-5-2
Ambient operating temperature
–25 °C ... +55 °C12)
Ambient temperature, storage
–30 °C ... +75 °C
UL File No.
NRKH.E348498 & NRKH7.E348498
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
ECOLAB certificate
✔
cULus certificate
✔
Photobiological safety (DIN EN 62471) certificate
✔
ECLASS 5.0
27270904
ECLASS 5.1.4
27270904
ECLASS 6.0
27270904
ECLASS 6.2
27270904
ECLASS 7.0
27270904
ECLASS 8.0
27270904
ECLASS 8.1
27270904
ECLASS 9.0
27270904
ECLASS 10.0
27270904
ECLASS 11.0
27270904
ECLASS 12.0
27270903
ETIM 5.0
EC002719
ETIM 6.0
EC002719
ETIM 7.0
EC002719
ETIM 8.0
EC002719
UNSPSC 16.0901
39121528
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