Pepperl Fuchs ML4.2-8-H-20-IR-4549 – Background suppression sensor. Background suppression
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Quick facts
| Availability | Confirmed on request |
| Category | Diffuse Mode Sensors |
| Lifecycle | Active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can ML4.2-8-H-20-IR-4549 be shipped?
ML4.2-8-H-20-IR-4549 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 ML4.2-8-H-20-IR-4549 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 ML4.2-8-H-20-IR-4549 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 ML4.2-8-H-20-IR-4549, subject to availability and destination.
Background suppression sensor. Background suppression sensor, Dual sensor with two Light spots, Precise background suppression, Very small black-white difference, Highly visible LEDs for Power-On, switching status, short-circuit, and undervoltage, Metal-reinforced fastening holes. Detection range: 7 ... 20 mm. Detection range max.: 5 ... 25 mm. Background suppression: starts from 25 mm. Light source: 2 IRED. Light type: modulated infrared light , 880 nm. Black-white difference (6 %/90 %): approx. 1 mm. Diameter of the light spot: 2 light spots: size 2.5 mm distance 5 mm at 20 mm. Opening angle: approx. 5 °. Ambient light limit: . Continuous light40000 LuxModulated light5000 Lux: . Continuous light: 40000 Lux. Modulated light: 5000 Lux. MTTFd: 1940 a. Mission Time (TM): 20 a. Diagnostic Coverage (DC): 0 %. Operation indicator: LED green, statically lit Power on , Undervoltage indicator: Green LED, pulsing (approx. 0.8 Hz) , short-circuit : LED green flashing (approx. 4 Hz). Function indicator: LED yellow: lights when object is detected. Operating voltage: 10 ... 30 V DC. Ripple: 10 %. No-load supply current: < 20 mA. Switching type: light/dark on electrically switchable. Signal output: Push-pull output, short-circuit protected, reverse polarity protected. Switching voltage: max. 30 V DC. Switching current: max. 100 mA. Voltage drop: ≤ 2.5 V DC. Switching frequency: 500 Hz. Response time: 1 ms. Product standard: EN 60947-5-2. Standard conformity: . Shock and impact resistanceIEC / EN 60068. half-sine, 40 g in each X, Y and Z directionsVibration resistanceIEC / EN 60068-2-6. Sinus. 10 -150 Hz, 5 g in each X, Y and Z directions: . Shock and impact resistance: IEC / EN 60068. half-sine, 40 g in each X, Y and Z directions. Vibration resistance: IEC / EN 60068-2-6. Sinus. 10 -150 Hz, 5 g in each X, Y and Z directions. CE conformity: yes. UL approval: cULus Listed. CCC approval: CCC approval / marking not required for products rated ≤36 V. Ambient temperature: -20 ... 60 °C (-4 ... 140 °F). Storage temperature: -20 ... 75 °C (-4 ... 167 °F). Degree of protection: IP67 / IP69K. Connection: 2 m fixed cable. Material: . HousingABSOptical faceglass paneCablePUR: . Housing: ABS. Optical face: glass pane. Cable: PUR. Mass: approx. 50 g. Dimensions: . Height31.4 mmWidth13.9 mmDepth18 mm: . Height: 31.4 mm. Width: 13.9 mm. Depth: 18 mm
Specifications
General specifications
| Detection range | 7 ... 20 mm |
| Detection range max. | 5 ... 25 mm |
| Background suppression | starts from 25 mm |
| Light source | 2 IRED |
| Light type | modulated infrared light , 880 nm |
| Black-white difference (6 %/90 %) | approx. 1 mm |
| Diameter of the light spot | 2 light spots: size 2.5 mm distance 5 mm at 20 mm |
| Opening angle | approx. 5 ° |
| Ambient light limit | |
| Continuous light40000 LuxModulated light5000 Lux | Continuous light |
| Continuous light | 40000 Lux |
| Modulated light | 5000 Lux |
Functional safety related parameters
| MTTFd | 1940 a |
| Mission Time (TM) | 20 a |
| Diagnostic Coverage (DC) | 0 % |
Indicators/operating means
| Operation indicator | LED green, statically lit Power on , Undervoltage indicator: Green LED, pulsing (approx. 0.8 Hz) , short-circuit : LED green flashing (approx. 4 Hz) |
| Function indicator | LED yellow: lights when object is detected |
Electrical specifications
| Operating voltage | 10 ... 30 V DC UB |
| Ripple | 10 % |
| No-load supply current | < 20 mA I0 |
Output
| Switching type | light/dark on electrically switchable |
| Signal output | Push-pull output, short-circuit protected, reverse polarity protected |
| Switching voltage | max. 30 V DC |
| Switching current | max. 100 mA |
| Voltage drop | ≤ 2.5 V DC Ud |
| Switching frequency | 500 Hz f |
| Response time | 1 ms |
Conformity
| Product standard | EN 60947-5-2 |
Compliance with standards and directives
| Standard conformity | |
| Shock and impact resistanceIEC / EN 60068. half-sine, 40 g in each X, Y and Z directionsVibration resistanceIEC / EN 60068-2-6. Sinus. 10 -150 Hz, 5 g in each X, Y and Z directions | Shock and impact resistance |
| Shock and impact resistance | IEC / EN 60068. half-sine, 40 g in each X, Y and Z directions |
| Vibration resistance | IEC / EN 60068-2-6. Sinus. 10 -150 Hz, 5 g in each X, Y and Z directions |
Approvals and certificates
| CE conformity | yes |
| UL approval | cULus Listed |
| CCC approval | CCC approval / marking not required for products rated ≤36 V |
Ambient conditions
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) |
| Storage temperature | -20 ... 75 °C (-4 ... 167 °F) |
Mechanical specifications
| Degree of protection | IP67 / IP69K |
| Connection | 2 m fixed cable |
| Material | |
| HousingABSOptical faceglass paneCablePUR | Housing |
| Housing | ABS |
| Optical face | glass pane |
| Cable | PUR |
| Mass | approx. 50 g |
| Dimensions | |
| Height31.4 mmWidth13.9 mmDepth18 mm | Height |
| Height | 31.4 mm |
| Width | 13.9 mm |
| Depth | 18 mm |
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