WT45-N250 SICK Standard photoelectric switch NEW

WT45-N250 SICK Standard photoelectric switch NEW

Features:
Robust metal housing

? Infrared light, very long scanning range

? Adjustable background suppression

? Front lens heating, optional

 

Specification?

Scanning distance	400...2000 mm, adjustable
Light source1), light type	LED, infrared light
Light spot diameter	Approx. 35 mm at 2000 mm
Supply voltage VS	10...60 V DC2)
Residual ripple3)	< 5 VSS
Current consumption4)	≤ 50 mA
	≤ 250 mA, front lens heating
Switching outputs	PNP, Q and Q –
	NPN, Q and Q –
Output current IA max.	200 mA
Response time5)	6 ms
Max. switching frequency6)	50/s
Sender OFF	PNP: Test input to O V
	NPN: Test input to VS
Connection type	Terminal connection
Circuit protection7)	A, B, C
Enclosure rating	IP 67
Ambient temperature TA8)	Operation – 25 °C...+ 55 °C
	Storage – 40 °C...+ 70 °C
Weight	Approx. 800 g
Housing material	Metal housing

 

1) Average service life 100,000 h at TA = + 25 °C

2) Limit values

3) May not exceed or fall short of VS tolerances

4) Without load

5) Signal transit time with resistive load

6) With light/dark ratio 1:1

7) A = VS connections reverse-polarity protected

B = Output Q and Q– short-circuit protected

C = Interference pulse suppression 

8) Up to 140 °C with cooling plates (see Accessories)