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Manufacturer
Pepperl+Fuchs
Country
Germany
Name
ML8-55/115b/136/138
Part number
187954
Type
Retroreflective Sensor
Description
Retroreflective sensor ML8-55/115b/136/138
Stock availability:
On request
Price: On request
On request
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| Product Description |
|---|
| Retroreflective sensor for standard applications, miniature design, polarization filter, 3.5 m detection range, red light, dark on, 2 push-pull outputs, 2 switching state displays, fixed cable with M12 plug |
| General specifications | ||
|---|---|---|
| Effective detection range | 0 ... 3 m | |
| Reflector distance | 0.02 ... 3 m | |
| Threshold detection range | 3.5 m | |
| Reference target | H85-2 reflector | |
| Light source | LED | |
| Light type | modulated visible red light | |
| Polarization filter | yes | |
| Diameter of the light spot | approx. 180 mm at a distance of 3.5 m | |
| Angle of divergence | approx. 3 ° | |
| Ambient light limit | 40000 Lux | |
| Functional safety related parameters | ||
| MTTFd | 2340 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Indicators/operating means | ||
| Function indicator | LED yellow: switching state | |
| Electrical specifications | ||
| Operating voltage | 10 ... 30 V DC , class 2 | |
| Ripple | max. 10 % | |
| No-load supply current | < 15 mA | |
| Output | ||
| Switching type | dark on | |
| Signal output | 2 push-pull (4 in 1) outputs, complementary, short-circuit proof, reverse polarity protected | |
| Switching voltage | max. 30 V DC | |
| Switching current | max. 100 mA | |
| Voltage drop | &le, 2.5 V DC | |
| Response time | 1.8 ms | |
| Conformity | ||
| Product standard | EN 60947-5-2 | |
| Approvals and certificates | ||
| Protection class | II, rated voltage &le, 250 V AC with pollution degree 1-2 according to IEC 60664-1 | |
| UL approval | cULus Listed, Class 2 Power Source, Type 1 enclosure | |
| CCC approval | CCC approval / marking not required for products rated &le,36 V | |
| Ambient conditions | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Storage temperature | -40 ... 75 °C (-40 ... 167 °F) | |
| Mechanical specifications | ||
| Housing width | 23 mm | |
| Housing height | 31 mm | |
| Housing depth | 11 mm | |
| Degree of protection | IP67 | |
| Connection | fixed cable 300 mm with M12 x 1 connector , 4-pin | |
| Material | ||
| Housing | PC (glass-fiber-reinforced Makrolon) | |
| Optical face | PMMA | |
| Mass | approx. 30 g |
