Feature
- M8 or M12 sized cylindrical housings when mounting space is crucial
- Retro-reflective models with two teaching modes for standard and semi-transparent objects
- Diffuse reflective models with fixed and teachable sensing distance
- Pre-wired and connector models
Specifications
Item | Through-beam | Retro-reflective with M.S.R. | Diffuse-reflective | ||
E3H2-T4 | E3H2-T2 | E3H2-R | E3H2-DS30 | E3H2-DS10 | |
Sensing distance | 4 m (adjustable) | 2 m | 2 m (teachable) (when using E39- R1S) | 300 mm (teachable) | 100 mm (fixed) |
Differential travel | 20% max of sensing distance | 10% max of sensing distance | |||
Light source (wave length) | Infrared LED (880 nm) | Red LED (660 nm) | Infrared LED (880 nm) | ||
Power supply voltage | 10 to 30 VDC, 10% ripple | ||||
Current consumption | 45 mA max | ||||
Control output | Load current: 100 mA max. (residual voltage 2 V max.); E3H2-_C_: NPN
E3H2-_B_: PNP |
||||
Light-on/dark-on selectable by wire | E3H2-T2_2_: dark on
E3H2-T2_1_: light on |
Light-on/dark-on selectable by wire | |||
Protective circuits | Power supply reverse polarity protection, output short circuit protection | ||||
Response time | Operation or reset:
2.5 ms max |
Operation or reset: 1 ms max. | Operation or reset: 1.1 ms max | ||
Sensitivity adjustment | Potentiometer adjuster | – | Teach-in | – | |
Ambient illumination | Incandescent lamp: 1500 lx max.; Sunlight: 5000 lx max. | ||||
Ambient temperature | Operating:
-25 to +55°C |
Operating:
-25 to +50°C |
Operating: -25 to +55°C | ||
Degree of protection | EN 60529: IP67 | ||||
Indicators | Emitter: Power supply indicator: yellow Receiver: Operation indicator: yellow | Output indicator: yellow | |||
Weight
pre-wired connector |
approx 110 g approx 40 g |
approx 90 g approx 30 g |
approx 55 g approx 20 g |
||
Material case lens |
nickel-plated brass plastic |
stainless steel plastic |
nickel-plated brass plastic |