Pepperl Fuchs LD31/LV31/76a/115/136
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Quick facts
| Availability | Confirmed on request |
| Category | Thru-Beam Sensors |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can LD31/LV31/76a/115/136 be shipped?
LD31/LV31/76a/115/136 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up LD31/LV31/76a/115/136 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for LD31/LV31/76a/115/136 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for LD31/LV31/76a/115/136, subject to availability and destination.
Thru-beam sensor. Thru-beam sensor, 30 m detection range, red light, dark on, DC version, 2 push-pull outputs, emitter switch-off, fixed cable, Highly visible LED, Powerful push-pull output, Compact and stable housing, Protection class II. Emitter: LD31/76a/115. Receiver: LV31/115/136. Effective detection range: 0 ... 30 m. Threshold detection range: 43 m. Light source: LED. Light type: modulated visible red light , 630 nm. Alignment aid: LED yellow:1. LED illuminates: Sufficient light signal received, emitter and receiver alignment is correct 2. LED flashes: Reaching switching point 3. LED off: Light beam is interrupted or the alignment is out. Diameter of the light spot: approx. 800 mm at a distance of 30 m. Opening angle: Emitter: 1.5 ° , Receiver: 1.5 °. Ambient light limit: 50000 Lux ; according to EN 60947-5-2. MTTFd: 750 a. Mission Time (TM): 20 a. Diagnostic Coverage (DC): 0 %. Operation indicator: LED green: power on. Function indicator: LED yellow:1. LED lit constantly: signal > 2 x switching point (operating reserve)2. LED flashes: signal between 1 x switching point and 2 x switching point3. LED off: signal < switching point. Operating voltage: 10 ... 30 V DC. Ripple: 10 %. No-load supply current: Emitter: ≤ 18 mA Receiver: ≤ 18 mA. Test input: emitter deactivation at +UB. Switching type: dark-on. Signal output: 2 push-pull (4 in 1) outputs, short-circuit protected, reverse polarity protected. Switching voltage: max. 30 V DC. Switching current: max. 100 mA. Voltage drop: ≤ 1.5 V. Switching frequency: ≤ 250 Hz. Response time: ≤ 2 ms. Product standard: EN 60947-5-2. Protection class: II , rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit basis insulation of input circuit according to EN 50178, rated insulation voltage 240 V AC. UL approval: cULus Listed, Class 2 Power Source, Type 1 enclosure. CCC approval: CCC approval / marking not required for products rated ≤36 V. Ambient temperature: -30 ... 55 °C (-22 ... 131 °F). Storage temperature: -40 ... 70 °C (-40 ... 158 °F). Degree of protection: IP67. Connection: Emitter: 2 m fixed cable , 3-wire Receiver: 2 m fixed cable , 4-wire. Material: . HousingPolycarbonateOptical facePMMA: . Housing: Polycarbonate. Optical face: PMMA. Mass: Emitter: 98 g Receiver: 132 g. Dimensions: . Height62 mmWidth18 mmDepth35 mm: . Height: 62 mm. Width: 18 mm. Depth: 35 mm
Specifications
System components
| Emitter | LD31/76a/115 |
| Receiver | LV31/115/136 |
General specifications
| Effective detection range | 0 ... 30 m |
| Threshold detection range | 43 m |
| Light source | LED |
| Light type | modulated visible red light , 630 nm |
| Alignment aid | LED yellow:1. LED illuminates: Sufficient light signal received, emitter and receiver alignment is correct 2. LED flashes: Reaching switching point 3. LED off: Light beam is interrupted or the alignment is out |
| Diameter of the light spot | approx. 800 mm at a distance of 30 m |
| Opening angle | Emitter: 1.5 ° , Receiver: 1.5 ° |
| Ambient light limit | 50000 Lux ; according to EN 60947-5-2 |
Functional safety related parameters
| MTTFd | 750 a |
| Mission Time (TM) | 20 a |
| Diagnostic Coverage (DC) | 0 % |
Indicators/operating means
| Operation indicator | LED green: power on |
| Function indicator | LED yellow:1. LED lit constantly: signal > 2 x switching point (operating reserve)2. LED flashes: signal between 1 x switching point and 2 x switching point3. LED off: signal < switching point |
Electrical specifications
| Operating voltage | 10 ... 30 V DC |
| Ripple | 10 % |
| No-load supply current | Emitter: ≤ 18 mA Receiver: ≤ 18 mA |
Input
| Test input | emitter deactivation at +UB |
Output
| Switching type | dark-on |
| Signal output | 2 push-pull (4 in 1) outputs, short-circuit protected, reverse polarity protected |
| Switching voltage | max. 30 V DC |
| Switching current | max. 100 mA |
| Voltage drop | ≤ 1.5 V |
| Switching frequency | ≤ 250 Hz |
| Response time | ≤ 2 ms |
Conformity
| Product standard | EN 60947-5-2 |
Approvals and certificates
| Protection class | II , rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit basis insulation of input circuit according to EN 50178, rated insulation voltage 240 V AC |
| UL approval | cULus Listed, Class 2 Power Source, Type 1 enclosure |
| CCC approval | CCC approval / marking not required for products rated ≤36 V |
Ambient conditions
| Ambient temperature | -30 ... 55 °C (-22 ... 131 °F) |
| Storage temperature | -40 ... 70 °C (-40 ... 158 °F) |
Mechanical specifications
| Degree of protection | IP67 |
| Connection | Emitter: 2 m fixed cable , 3-wire Receiver: 2 m fixed cable , 4-wire |
| Material | |
| HousingPolycarbonateOptical facePMMA | |
| Housing | Polycarbonate |
| Optical face | PMMA |
| Mass | Emitter: 98 g Receiver: 132 g |
| Dimensions | |
| Height62 mmWidth18 mmDepth35 mm | |
| Height | 62 mm |
| Width | 18 mm |
| Depth | 35 mm |
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