주문번호: 1018252
is a retro-reflective laser photoelectric sensor from the German manufacturer SICK, part of the W12-2 Laser series, specially designed for detecting small and high-speed objects.
- Part Number Explanation
WL: Retro-reflective photoelectric sensor
12: W12 series (컴팩트한 디자인, 15 mm 폭)
엘: Laser light source (visible red light)
2비: 수업 2 laser, PNP/NPN dual output
530: Standard functions, including polarizing filter, sensing distance 18 중
0: Standard version
- Key Technical Data
| 매개변수 | 사양 |
| Operating principle | Retro-reflective (with polarizing filter) |
| Light source | Visible red laser (수업 2, 650 nm) |
| Sensing distance | 0 ~ 18 중 (with reflector PL80A) |
| Spot size | Ø 0.8 mm (@ 300 mm) |
| Supply voltage | 10 ~ 30 DC에서 |
| 산출 | PNP / NPN switchable, light-on/dark-on configurable |
| Switching frequency | 2,500 헤르츠 |
| Response time | ≤ 200 µs |
| Output current | ≤ 100 엄마 |
| Protection class | IP67, IP69K |
| Housing | Die-cast zinc metal |
| 연결 | M12, 5-pin plug |
| 치수 (폭×높이×깊이) | 15 × 49 × 41.5 mm |
| 무게 | 대략. 130 g |
| Operating temperature | -10°C ~ +50°C |
- Main Features & 장점
- High-precision laser spot
Ultra-small spot (Ø 0.8 mm) enables stable detection of small parts, transparent films, thin wires, 등.
Suitable for high-speed assembly lines for positioning and counting.
- Retro-reflective + polarizing filter
Resists strong light interference and can detect high-gloss, mirror-finish objects (metal, glass).
Unaffected by object color or surface condition.
- Electrical flexibility
Wide voltage range (10–30 VDC), PNP/NPN compatible, light-on/dark-on selectable.
5-pin connector for easy replacement and wiring.
- High protection and durability
IP67/IP9K, oil-resistant, 세척 가능; ideal for food, 포장, 자동차, electronics industries.
- Derivative Models in the Same Series (Direct Replacements / Similar)
WL12L-2B530A01 (1018479): L/D set via control line (no potentiometer)
WL12L-2B530P01 (1050943): PNP only version
WL12L-2B520 (1018253): Sensing distance 10 중 (short-range version)
WT12L-2B530 (1018250): Diffuse reflection (no reflector required)
- 일반적인 응용 분야
Electronics: Positioning/counting of small components, ICs, PCBs
포장: Detection of transparent films, 라벨, bottle caps
자동차: Presence detection of metal parts, stamped parts, screws
음식: High-speed counting of small candies, tablets, strip-shaped materials
- 배선 (M12 5-pin)
- Brown: UB+ (10–30 V)
- 파란색: 0 다섯 (GND)
- Black: OUT (PNP/NPN)
- 하얀색: L/D selection (not connected = light-on)
- Grey: Auxiliary function (rarely used)
Comparison Table of Most Common Models in the SICK WL12L Series
Clear and easy to use for selection, replacement, and stocking.
SICK W12L Laser Photoelectric Sensors | Core Model Comparison
- Basic Overview
| 모델 | 주문 번호. | Sensing Type | Light Source | 출력 유형 | Sensing Distance | Main Difference |
| WL12L-2B530 | 1018252 | Retro-reflective (polarized) | Red laser | PNP/NPN switchable | 0–18 m | Standard version, potentiometer adjustment |
| WL12L-2B530A01 | 1018479 | Retro-reflective | Red laser | PNP/NPN | 0–18 m | L/D set via wire, no potentiometer |
| WL12L-2B530P01 | 1050943 | Retro-reflective | Red laser | PNP only | 0–18 m | Fixed PNP output |
| WL12L-2B520 | 1018253 | Retro-reflective | Red laser | PNP/NPN | 0–10 m | Short-range version |
| WT12L-2B530 | 1018250 | Diffuse reflection | Red laser | PNP/NPN | 0–0.6 m | No reflector needed |
| WS/WE12L-2B530 | 1018249 | Through-beam | Red laser | PNP/NPN | 0–30 m | Separate emitter + receiver |
- Key Parameter Comparison
Sensing Type & Distance
WL12L-2B530: Retro-reflective, 최대. 18 중, with reflector PL80A
WL12L-2B520: Retro-reflective, 최대. 10 중
WT12L-2B530: Diffuse reflection, no reflector, 최대. 0.6 중
WS/WE12L-2B530: Through-beam, 최대. 30 중
산출 & 배선
All models use an M12 5-pin plug with universal wiring:
- Brown: +다섯
- 파란색: 0 다섯
- Black: Signal output
- 하얀색: L/D selection (light-on/dark-on)
- Grey: Not used / auxiliary
Differences:
WL12L-2B530: L/D switchable via white wire or potentiometer
2B530A01: No potentiometer; L/D must be set via white wire
2B530P01: PNP only, cannot switch to NPN
Spot & 성능
Light source: 수업 2 red laser, 650 nm
Spot size: 대략. Ø 0.8 mm @ 300 mm
Response time: ≤ 200 µs
Switching frequency: 2500 헤르츠
보호: IP67 + IP69K for all models
- 선택 & Replacement Guide
- 원래의: WL12L-2B530
직접 교체: WL12L-2B530P01 (PNP only)
If wire-controlled setting is needed: WL12L-2B530A01
- No reflector wanted
→ Choose WT12L-2B530 (diffuse laser)
- Longer distance & higher reliability
→ Choose WS/WE12L-2B530 through-beam
- 18 m not required, 비용 효율적
→ Choose WL12L-2B520 (10 m version)
- One-Sentence Application Summary
WL12L-2B530: Universal high-precision retro-reflective for small / high-speed objects
WT12L-2B530: Narrow spaces where reflectors are inconvenient
WS/WE12L-2B530: Long-distance, high-interference, high-reliability applications
2B520: Short-distance, economical alternative
Below is a list of SICK laser photoelectric sensors sorted by series, including model + official order number, covering diffuse, retro-reflective, through-beam, background suppression, and high-precision laser types for direct selection, replacement, and procurement.
- W12L Series (15 mm narrow, high-precision laser, most popular)
모델 / 주문 번호. / 유형 / Sensing Distance
WL12L-2B530 / 1018252 / Retro-reflective (polarized) / 0–18 m
WL12L-2B530A01 / 1018479 / Retro-reflective / 0–18 m (wire-controlled L/D, no potentiometer)
WL12L-2B530P01 / 1050943 / Retro-reflective / 0–18 m (PNP only)
WL12L-2B520 / 1018253 / Retro-reflective / 0–10 m
WT12L-2B530 / 1018250 / Diffuse reflection / 0–0.6 m
WT12L-2B550 / 1018581 / Diffuse (background suppression) / 0–0.2 m
WT12L-2B550T01 / 1018582 / Diffuse (Teflon-coated) / 0–0.2 m
WS/WE12L-2B530 / 1018249 / Through-beam / 0–30 m
- W100 / W10 Series (Miniature laser, touch / knob adjustment)
W100 Laser (11 mm micro)
WT100L-2N1310 / 6058903 / Diffuse reflection / 0–0.3 m
WL100L-F2131S06 / 6073189 / Retro-reflective / 0–12 m
WTB100L-2P4439 / 6058905 / Diffuse (background suppression) / 0–0.5 m
W10 (Touch-adjustable, M18 cylindrical)
WT10L-2N1311 / 1067124 / Diffuse (laser) / 0–0.6 m
WL10L-2P4430 / 1067126 / Retro-reflective (laser) / 0–12 m
- W190 Series (초소형 10 mm 폭, laser)
WT190L-N130 / 1064727 / Diffuse reflection / 0–0.3 m
WL190L-2P130 / 1064728 / Retro-reflective / 0-5m
WS/WE190L-2P130 / 1064729 / Through-beam / 0–12 m
- W4 / W4S Series (Square, 높은 보호)
WTB4S-3N1361 / 1042044 / Diffuse (laser) / 0–1.2 m
WSE4SL-3P2237 / 1105436 / Through-beam (laser) / 0–30 m
WL4SL-3P2232 / 1105435 / Retro-reflective (laser) / 0–12 m
- W8 Series (Mini square, laser)
WTB8L-P1111 / 6033223 / Diffuse (background suppression) / 0–0.1 m
WTB8L-N2111 / 6033224 / Diffuse (background suppression) / 0–0.1 m
WL8L-P2131 / 6033225 / Retro-reflective / 0–7 m
- G6 / GR18 Series (M12/M18 cylindrical laser)
G6 (M12 ultra-mini)
GTB6-P1212 / 1064071 / Diffuse (laser) / 0–0.15 m
GSE6-P4111 / 1064073 / Through-beam (laser) / 0–12 m
GRM18-2411 / 1064075 / Retro-reflective (laser) / 0-5m
GR18 (M18 cylindrical)
GRL18S-P2336 / 1067128 / Retro-reflective (laser) / 0–12 m
GRTM18-2S11 / 1067129 / Diffuse (laser) / 0–0.5 m
- Dx35 / DT50 Series (Medium-long range laser distance sensors)
Dx35 (0.05–35 m, HDDM)
DT35-B15251 / 1057652 / Diffuse reflection / 0–12 m
DS35-B15821 / 1057653 / Diffuse (dual switching output) / 0–12 m
DL35-B15821 / 1057654 / Retro-reflective / 0–35 m
DT50 (0–50 m, IO-Link)
DT50-2B152552 / 1062246 / Diffuse reflection / 0–15 m
DT20-P214BS03 / 1057655 / Diffuse (analog output) / 0-20m
- OD Series (Short-range high-precision laser displacement)
OD1-B100H50I25 / 1065867 / 0–100 mm / μm-level accuracy
OD2-P50W10A0 / 1067130 / 0–50 mm / IO-Link
OD2-N30W04I0 / 1067131 / 0–30 mm / analog output
OD5-150W40 / 1067132 / 0–150 mm / 높은 정밀도
- Model Naming Quick Reference
W/G: Photoelectric sensor series
T: Diffuse reflection
엘: Retro-reflective
S/WE: Through-beam
비: Background suppression
엘: Laser
2비: 수업 2 laser, PNP/NPN switchable
숫자: 시리즈 / distance / version
- 선택 & 교체 권장사항
Standard high precision → WL12L-2B530 (1018252)
No reflector required → WT12L-2B530 (1018250)
Ultra-small spaces → W190L / G6
Long-range & reliable → WS/WE12L-2B530 (1018249)
Distance measurement → DT35 / DT50
Micron-level displacement → OD series
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