Sick UFN3-70B113 Fork Sensor
Sick UFN3-70B113 Fork Sensor provides 3 mm fork width, 69 mm fork depth, and 1.5 kHz switching frequency for accurate label gap detection in industrial automation. As part of the WFE series, this unit from Sick operates on 10–30 V DC supply voltage with PNP/NPN switching output, IP65 enclosure rating, 250 µs response time, 2-point and dynamic teach-in adjustment, ultrasonic detection principle, 100 mA output current, metal aluminum housing, 4-wire 2 m cable connection, short-circuit protection, and –20 °C to +70 °C operating temperature range.
| Brand | Sick |
| Product Type | Fork Sensor |
| Model Number | UFN3-70B113 |
Sick UFN3-70B113 Fork Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Dimensions (W x H x D) | 18 mm x 47.5 mm x 85.5 mm |
| Fork width | 3 mm |
| Fork depth | 69 mm |
| Minimum detectable object (MDO) | Gap between Labels / Size of labels: 2 mm 1) |
| Adjustment | Plus/minus button (Teach-in, sensitivity, light/dark switching) |
| Teach-in mode | 2-point teach-inTeach-in dynamic |
| Supply voltage | 10 V DC ... 30 V DC 1) |
| Ripple | < 10 % 2) |
| Current consumption | 40 mA 3) |
| Switching frequency | 1.5 kHz 4) |
| Response time | 250 µs 5) |
| Switching output | PNP, NPN |
| Switching output (voltage) | PNP: HIGH = UV ≤ 2 V / LOW approx. 0 VNPN: HIGH = approx. UV / LOW ≤ 2 V |
| Switching mode | Light/dark switching |
| Output current Imax. | 100 mA 6) |
| Connection type | Cable, 4-wire, 2 m |
| Circuit protection | Output Q short-circuit protectedInterference pulse suppression |
| Enclosure rating | IP65 |
| Weight | 95 g |
| Housing material | Metal, Aluminum |
| Ambient temperature, storage | –20 °C ... +70 °C |
| Functional principle | Ultrasonic detection principle |
| Jitter | 40 µs |
UFN3-70B113 Fork Sensor from Sick is a WFE series device designed for precise label and gap detection in industrial automation systems. This Sick Fork Sensor operates with 3 mm fork width, 69 mm fork depth, and 1.5 kHz switching frequency, ensuring stable detection of small labels with 2 mm minimum detectable object. It supports 10–30 V DC supply, PNP/NPN output configuration, and IP65 enclosure protection for factory environments.
In conveyor, packaging, and labeling machines, the UFN3-70B113 Fork Sensor ensures consistent detection between labels and backing material. The fast 250 µs response time supports high-speed processes, while teach-in adjustment simplifies setup. With metal housing and protected outputs, the sensor maintains stable performance in assembly lines and automated material handling applications.
Sick UFN3-70B113 Fork Sensor combines controlled switching behavior, defined fork geometry, and reliable ultrasonic detection for industrial use. As part of the WFE series, it integrates easily into labeling and packaging equipment requiring precise gap sensing. With defined electrical characteristics, IP65 protection, and standard 4-wire cable connection, UFN3-70B113 supports consistent automation performance aligned with Sick industrial sensing standards.
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