E3S-R61 2M

Transparent Object Detection Sensor


Retro-reflective with M.S.R. function, Sensing distance: 0.1 to 1 m, Light-ON/Dark-ON selectable, NPN output, Pre-wired models (2 m)

Sensing method Retro-reflective with M.S.R. function
Sensing distance 0.1 to 1 m (When using the E39-R1)
Light source Red LED (700 nm)
Connection method Pre-wired models (Cable length: 2 m

Item list of E3S-R

ShapeSquare type
Sensing methodRetro-reflective with M.S.R. function
Sensing distance0.1 to 1 m (When using the E39-R1)
Standard sensing objectOpaque: 75 mm dia. min.
: thickness: 0.7 mm, LCD glass plate
Directional angle3 to 10 °
Light sourceRed LED (700 nm)
Power supply voltage10 to 30 VDC ripple (p-p) 10% included
Current consumption30 mA max.
Control outputNPN open collector
30 VDC max.
Load current: 100 mA max.
Residual voltage: 1 V max.
Operation modeLight-ON/Dark-ON selectable
Protective circuitOutput short-circuit protection, Power supply reverse polarity protection, Mutual interference prevention
Response time1 ms max.(Operate or reset)
Sensitivity setting2-turn endless adjustment (with indicator)
Ambient illuminanceIncandescent lamp: 5000 lux max., Sunlight: 10000 lux max.
Ambient temperatureOperating: 0 to 40℃
Storage: -40 to 70℃
Ambient humidityOperating: 35 to 85%
Storage: 35 to 95%
Insulation resistance20 MΩ min. (at 500 VDC)
Dielectric strength1000 VAC 50/60 Hz 1 min
Vibration resistanceDestruction: 10 to 55 Hz, 1.5 mm double amplitude each in X, Y, and Z directions for 2 h
Shock resistanceDestruction: 500 m/s**2 3 times each in X, Y and Z directions
Degree of protectionIEC: IP67
Connection methodPre-wired models (Cable length: 2 m
IndicatorLight indicator (red), Stability indicator (green)
WeightPackage: Approx. 110 g
AccessoriesInstruction manual, Mounting bracket (with screws), Sensitivity adjustment driver, Reflector
MaterialCase: Polybutylene terephthalate (PBT)
Lens: Denatured Polyarylate
Mounting bracket: Stainless steel (SUS304)
  • Dimensions

  • Output circuit diagram

Timing chart

  • Parallel operating range

  • Setting distance

Excess gain ratio vs. setting distance


Transparent Object Detection Sensor


about this Product