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Brand: SICK
SICK C4MT-03014ABB03DB0 miniTwin Safety Light Curtain
Description
C4MT-03014ABB03DB0 is a SICK miniTwin electro-sensitive protective device (part no. 1206953) that guards a hazardous opening with an invisible curtain of light instead of a fixed fence. The catalogue summary lists: usage: miniTwin4 as a standalone device; mounting system type: O-fix bracket; safety level: PL e, SIL 3, Type 4; resolution: 14 mm; scanning range: 5 m.
C4MT-03014ABB03DB0: function, principle and typical use
A safety light curtain is a sender and receiver pair. Protection with a light curtain depends on geometry as much as on the device.
Reflective surfaces beside the beam path are a classic source of problems: a shiny panel can bounce a beam around an obstacle and hide it from the receiver, so keep a clearance recommended in the operating instructions. When two curtains are installed close together, optical synchronisation or different channel settings prevent one sender from disturbing the other receiver.
Technical specifications
| Parameter | Specification |
|---|---|
| Type code | C4MT-03014ABB03DB0 |
| Part number | 1206953 |
| Product family | miniTwin |
| Usage | miniTwin4 as a standalone device |
| Mounting system type | O-fix bracket |
| Resolution | 14 mm |
| Scanning range: Minimum | 0 m … 4 m |
| Scanning range: Typical | 0 m … 5 m |
| Protective field height | 300 mm |
| Response time | ≤ 14 ms |
| Synchronization | Optical, without separate synchronization |
| Type | Type 4 (IEC 61496-1) |
| Safety integrity level | SIL 3 (IEC 61508) |
| Category | Category 4 (EN ISO 13849) |
| Performance level | PL e (EN ISO 13849) |
| PFHD (mean probability of a dangerous failure per hour) | Standalone system: 4.3 x 10⁻⁹ (EN ISO 13849) |
| Beam coding | Automatic |
| System connection | Plug, M12, 5-pin |
| Length of cable | 350 mm |
| Permitted cable length | ≤ 20 m |
| Configuration method | Hard wired |
| Supply voltage VS | 24 V DC (19.2 V DC … 28.8 V DC) |
| Power consumption | ≤ 3 A |
| Output signal switching devices (OSSDs): Type of output | PNP semiconductors, short-circuit protected, cross-circuit monitored |
| Output signal switching devices (OSSDs): ON state, switching voltage HIGH | 24 V DC (VS – 2.25 V DC … VS) |
| Output signal switching devices (OSSDs): OFF state, switching voltage LOW | ≤ 2 V DC |
| Output signal switching devices (OSSDs): Current-carrying capacity per OSSD | ≤ 300 mA |
| Housing cross-section (incl. system connection) | 15 mm x 32 mm |
| Housing material | Aluminum alloy ALMGSI 0.5 |
| Weight | 115 g |
| Declarations and certificates in the data sheet | EU declaration of conformity; UK declaration of conformity; ACMA declaration of conformity; Moroccan declaration of conformity; China RoHS; UK-Type-Examination approval; ULus approval; cUL approval; EC-Type-Examination approval; Information according to Art. 3 of Data Act (Regulation EU 2023/2854) |
Type code C4MT-03014ABB03DB0 and what to check before ordering
Worked example, derived and not a design value: with the listed response time of 14 ms, the device contributes 2 x 14 = 28 mm to the safety distance (approach speed 2,000 mm/s), and the penetration allowance for a 14 mm resolution is 8 x (14 – 14) = 0 mm, so at least 28 mm plus the distance travelled during your machine stopping time must separate the curtain from the hazard. Your own calculation to ISO 13855 governs.
Wiring data to note: power draw: ≤ 3 A; supply: 24 V DC (19.2 V DC … 28.8 V DC); resolution: 14 mm; response time: ≤ 14 ms; outputs: PNP semiconductors, short-circuit protected, cross-circuit monitored; connection: plug, M12, 5-pin; range: 0 m … 4 m.
Housing and environmental limits listed: enclosure rating of IP65 (EN 60529); wavelength of 850 nm; housing of aluminum alloy ALMGSI 0.5; storage temperature of –25 °C … +70 °C; operating temperature of –20 °C … +55 °C; weight of 115 g; shock of 15 g / 6 ms (EN 60068-2-27); vibration of 5 … 150 Hz, 3,5 mm / 1 g (EN 60068-2-6).
Confirm the connection (plug type and cable length) and whether your safety relay or PLC accepts PNP OSSD outputs.
Keep a test rod of the stated diameter handy for the periodic function test described in the operating instructions.
Documents and quotation
The official SICK data sheet for C4MT-03014ABB03DB0 (part no. 1206953) is attached as a PDF. Send the type code, quantity and delivery location through the RFQ form and Seven Star LLC, an independent supplier in Muscat, will respond with a quotation. Similar products sit under Safety Switches & Guard Locking. Confirm the full code against the device it replaces; if this page and the data sheet ever disagree, follow the data sheet.
Datasheets & Documents
- Data Sheet SICK C4MT-03014ABB03DB0 official data sheet (part no. 1206953) Download
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About brand
SICK is the German maker of industrial sensors: photoelectric and proximity sensors, safety laser scanners and light curtains, encoders, distance sensors, code readers and gas analysers. Erwin Sick, an optics engineer, founded it in Munich in 1946, and in 1952 it introduced its first marketable accident-prevention light curtain, which protected press operators by stopping the machine when a hand broke the light beam. The company moved to Waldkirch in the Black Forest in 1956 and is still headquartered there. It is a privately held company, and has been an Aktiengesellschaft (AG) since 1996.
SICK company profile
| Founded | 1946, Munich, Germany, by Erwin Sick (1909–1988) |
|---|---|
| Headquarters | Waldkirch, Baden-Württemberg, Germany (since 1956) |
| Ownership | Privately held; after the founder's death in 1988 his widow Gisela Sick became the main shareholder. Legal form SICK AG since 1996 |
| Size | More than 12,000 employees and group revenue of about EUR 2.3 billion (company figures for 2023) |
| First breakthrough | Accident-prevention light curtain for presses, shown in Hanover in 1952 |
| International growth | First foreign subsidiary in France in 1972, United States in 1976; today sales and service companies worldwide |
| Product families | Photoelectric, inductive, capacitive, magnetic and ultrasonic sensors; safety laser scanners, light curtains, safety controllers and relays; encoders and motor feedback systems; distance sensors and LiDAR; barcode and 2D code readers and machine vision; gas analysers, dust and flow measurement for process and emissions monitoring |
Milestones
- 1946: Erwin Sick receives a licence to run his engineering firm in Munich.
- 1952: The first marketable accident-prevention light curtain is presented in Hanover and goes into series production.
- 1956: The company moves to Waldkirch with 25 employees.
- 1972 and 1976: Subsidiaries are founded in France and the United States.
- 1996: SICK becomes an Aktiengesellschaft.
- Today: Sensors for factory and logistics automation, machine safety and process analysis, with a large share of revenue outside Germany.
Choosing a SICK sensor
For object detection, the sensing principle comes first. A retro-reflective sensor (WL series) sends light to a reflector and switches when an object breaks the beam; it is reliable over long distances and easy to align. A sensor with background suppression (WTB series) detects an object at a set distance and ignores what is behind it, which suits conveyors with shiny or dark backgrounds. A through-beam pair (WS/WE) gives the longest range and the highest reliability in dust. For transparent bottles and film, use a model built for transparent objects (for example WL12G-3B or WL150-P420). The digits in the code also matter: "P" usually means a PNP output and "N" NPN, and the last digits set the connector or cable. For machine guarding, a safety laser scanner such as nanoScan3 or microScan3 protects an area, while a safety controller such as Flexi Soft combines several safety devices.
Where SICK products are used
In Oman and the GCC, SICK sensors are used in packaging and bottling lines, food and beverage plants, logistics and airport baggage handling, cement and steel plants, ports and cranes, automated warehouses, and on machines built by European OEMs. SICK safety scanners guard robots and automated guided vehicles, and its encoders give position feedback on motors, hoists and conveyors.
SICK products we list
| Family | Examples |
|---|---|
| Photoelectric sensors | WL12-3P2431, WTB12-3P2431, GTB6-P4211, VL18-4P3240, WL12G-3B2531, WS/WE100, KT5W contrast, W26 IO-Link |
| Proximity, cylinder and ultrasonic sensors | IME12-08NPSZC0S, IME18-05BPSZC0S, MZT8, UM18 4-20 mA, UM30, UFN3 fork |
| Machine safety | nanoScan3, microScan3, S300 Professional, Flexi Soft FX3-CPU1, FX3-XTIO, ReLy OSSD |
| Encoders and motor feedback | DFS60B, AFM60 PROFINET, AFS60 SSI, ATM60 PROFIBUS, SRS50, EFS50 |
| Distance sensors and code readers | DT50, DL50, DT35, Lector632 |
Ordering SICK products: what we need
Send the type code and the 7-digit SICK part number from the label (for example WTB12-3P2431 together with its part number). For a replacement sensor, add the output (PNP or NPN), connection (M8, M12 or cable) and sensing distance. For encoders, add the interface (incremental, SSI, PROFIBUS, PROFINET), resolution and shaft type. For safety scanners, tell us the model and whether the existing configuration needs to be kept.
Facts checked against SICK's published company history and annual figures, October 2026.
Browse SICK products by category: Sensors & Transmitters.
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Frequently Asked Questions
What is the SICK C4MT-03014ABB03DB0?
It is a SICK safety light curtain (miniTwin), part no. 1206953. The catalogue summary reads: Usage: miniTwin4 as a standalone device; Mounting system type: O-fix bracket; Safety level: PL e, SIL 3, Type 4; Resolution: 14 mm.
What supply does the C4MT-03014ABB03DB0 need?
Supply voltage is 24 V DC (19.2 V DC ... 28.8 V DC). Performance level: PL e (EN ISO 13849).
What protection rating and temperature range are given?
Enclosure rating: IP65 (EN 60529). Ambient operating temperature: –20 °C ... +55 °C. Confirm both against the site before ordering.
Does the page include the data sheet?
Yes. The official SICK data sheet for part no. 1206953 is attached as a PDF and linked on this page; where it differs from the page text, the data sheet applies.
What should be confirmed before ordering the C4MT-03014ABB03DB0?
Compare the full type code and part number 1206953 with the device being replaced, check supply, output or interface and mounting, and send the details through the RFQ form. Seven Star LLC is an independent supplier, not a SICK partner.
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