ESS3440NLD-6 Compact Safety Light Curtain, resolution 49 mm, 34 beams, protective height 200 mm, output NPN*2

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ESS3440NLD-6 is a Compact Safety Light Curtain design, featuring the following specifications:

  • Series: ESS3440
  • Resolution (mm): 49
  • Beams (n): 34
  • Beam space (mm): 40
  • Protective height (mm): 200
  • Total height (mm): 260
  • Ouput: NPN*2
  • Function: No EDM & manual reset function
  • Brackets: End mounting
  • Sensing distance: 0.1-6m
Safety StandardType 2 (IEC 61496-1/-2) Cat.2, PLe (ISO 13849-1)
Supply voltageDC24V±20%
Capacity<5W
Beam space20mm,40mm
Resolution29mm,49mm
Beams20mm beam space: 8,12,16,20,……9640mm beam space:4,6,8,10,……48
Protective heightProtection height=(N-1)*beam space, N is beams
Wave length940nm
Response timeResponse time ((N+1)*0.1ms)+0.4ms N is beams
Type of output(OSSD)PNP or NPNLoad currents≤500mA (Temperature exceed 40°C≤400 mA), residual voltages ≤1V (any voltage drop caused by cable extension is excepted), voltage leakage≤0.1 mA.
Protective circuitOverload voltage protection, power supply reverse polarity protection, over current protection.
Sensing distance0.1~6m
Anti-optical interference10000Lux (angle>2.5°)
Sensing methodThrough-beam type
SynchronizationOptical-syn
Enclosure materialAluminum alloy
Enclosure ratingIP65
Housing cross-section25*25mm
Vibration resistance10 Hz~55 Hz, amplitude 0.35±0.05mm, 20 times each in X, Y, Z direction
Shock resistance100/s²(10G), 1000 times each at X, Y, Z directions
Ambient operating temperature-10℃~55℃(no freezing)
Storage temperature-30℃~70℃(no freezing)
Ambient operating humidityWhen temperature is 20℃,humidity max. 85%
BarrierColorWire MarkFunctionConnection
EmitterBrown24VPositive of powerConnect to 24V of power
Blue0VNegative of powerConnect to 0V of power
ReceiverBrown24VPositive of powerConnect to 24V of power
Blue0VNegative of powerConnect to 0V of power
BlackOSSD1Output OSSD1Connect to safety input port 1
WhiteOSSD2Output OSSD2Connect to safety input port 2
NPN.jpg
NPN-output-timing-chart.jpg
PNP.jpg
PNP-output-timing-chart.jpg
Product-Size.jpg

B1: Up blind area

B2: Bottom blind area

D: Beam space

H: Protection height

L: Total Height

A is 10mm

When D=20mm, B1=10mm, B2=10mm

When D=40mm, B1=10mm, B2=30mm

H=(Beams-1)*beam space

L=A+B1+B2+

Indicator-Light.jpg
Working StateWorking StateEmitter IndicatorReceiver Indicator
NormalOSSD-ONGreen steady ONGreen steady ON
OSSD-OFFGreen steady ONRed steady ON
AbnormalOvervoltageRed green 2Hz blinkRed green 2Hz blink
UndervoltageRed green 0.5Hz blinkRed green 0.5Hz blink
Short-circuit/Red 2Hz blink
Over load/Green 2Hz blink
EEPRO errorRed 0.5Hz blinkRed 0.5Hz blink
Board length detection abnormalGreen 0.5HzGreen 0.5Hz
Option-for-Brackets-1.jpg
Option-for-Brackets-2.jpg
  • L side mounting
  • L26 bracket (4pcs)
  • ESM-M5 slider (4pcs)
  • M6 pad (4pcs)
  • M6 spring washer (4pcs)
  • M6*16 screw (4pcs)
  • M5*6 screw (4pcs)
  • D end mounting
  • End mounting bracket (4pcs)
  • M6*16 screw (4pcs)
  • M6 pad (4pcs)
  • M6 spring washer (4pcs)
  • M3*6 screw (8pcs)
Option-for-Brackets-1-1.jpg
Option-for-Brackets-2-1.jpg