Creative Electronics

NTC-727 Color Mark Sensor – RGB LED

The NTC-727 Color Mark Sensor by Creative Electronics sets a new standard in color contrast detection with ultra-fast 25 µs response time, intelligent RGB LED illumination, and rugged IP65-rated industrial housing. Built for high-speed printing and packaging lines, it detects even low-contrast marks (e.g., 20% yellow on white), making it a go-to solution for precision color registration in demanding environments.

Key Features & Technical Highlights:

• Model: NTC-727

• Detection Speed: 25 µs (up to 20,000 detections per second)

• Light Source: RGB LED with auto color selection for varying contrast conditions

• Output Type: NPN + PNP, NO/NC configurable digital outputs

• Sensing Distance: 10 ±3 mm (Fixed Convergent)

• Sensing Image Size: 1.2 mm x 3.8 mm at 10 mm

• Teach Switch Calibration:
  ▸ "B" for background setting
  ▸ "M" for mark detection

• Material Compatibility: Paper, plastic, film, foil, metal, composite materials

• Indicators: LED feedback for power, detection, and alignment

• Housing Material: Aluminium-Zinc Alloy (Die-Cast), IP65 rated

• Connectivity: 3-meter shielded cable

• Power Supply: 10–30V DC

• Installation: Compact 10 mm x 3 mm sensing footprint, suitable for tight spaces

Applications:

• Printing & Packaging Machines – Detects color marks for accurate cutting, sealing, and registration

• Labeling Equipment – Ensures correct label positioning at high speed

• Web Guiding Systems – Enables consistent color alignment

• Textile & Film Processing – Detects edge marks on transparent or reflective surfaces

• High-Speed Automation Lines – Where traditional incandescent sensors fall short

Why Choose the NTC-727?

• No More Color Guesswork: Auto-select RGB LED adjusts for any contrast condition

• Works Where Others Fail: Detects faint color contrasts on glossy, metallic, or transparent materials

• Built for Speed: Blazing 25 µs response time ensures no missed marks at high throughput

• Solid-State Reliability: No moving parts, maintenance-free performance

• Universal Integration: Supports both NPN and PNP logic—plug into any controller or PLC

• Industrial Toughness: IP65 aluminium-zinc housing survives dust, humidity, and vibration

• Compact. Accurate. Durable. Everything you need in a modern color sensor

Rugged and accurate M12 inductive proximity sensor with PNP/NPN NO/NC output options, ideal for metal object detection in industrial automation and control systems. Suitable for harsh environments with flush mounting and IP67 protection.

Key Features & Specifications:

• Sensor Type: Inductive Proximity Sensor

• Mounting Style: Flush / Non Flush

• Thread Size: M12 x 1 mm

• Output Type: PNP / NPN

• Switching Mode: Normally Open (NO) / Normally Closed (NC)

• Sensing Distance: 4 mm / 2 mm

• Operating Voltage: 10 – 30V DC

• Output Current: ≤ 200 mA

• Indicator: LED output status indication

• Body Material: Nickel-plated brass or stainless steel

• Connection Type: 2 m PVC Cable or M12 Connector (3/4 pin)

• Enclosure Rating: IP67 – Waterproof & Dustproof

• Temperature Range: -25°C to +70°C

• Response Frequency: Up to 1 kHz

The M30 Inductive Proximity Sensor is a rugged, high-performance sensor designed for fast and reliable metal object detection in challenging industrial environments. Operating on a wide voltage range of 5–40V DC, this sensor supports high current loads up to 300 mA and offers built-in protection features such as reverse polarity protection, overload protection, and short-circuit proof operation.

With a fast switching frequency of 2000 Hz, the sensor is ideal for high-speed automation lines, conveyors, and packaging machines. Its LED indication, impulse suppression, and robust PVC cable ensure safe and stable operation even under fluctuating load conditions.

Key Technical Specifications:

 

• Operating Voltage: 5 – 40V DC

• Max Load Current: < 300 mA

• Voltage Drop: < 2V DC

• Leakage Current: < 8 mA (at 12V DC)

• Switching Frequency: 2000 Hz

• Output Type: PNP or NPN (NO/NC options available)

• Mounting Type: M30 Threaded (Flush or Non-Flush)

• Housing Material: Nickel-plated brass or stainless steel

• Cable Type: PVC insulated, 2 meters

• Indicator: Built-in LED for output status

• Protection Features:
  ▸ Reverse Polarity Protected
  ▸ Overload Protected
  ▸ Short Circuit Proof
  ▸ Switching Impulse Suppression

• Protection Rating: IP67 – Water and dust resistant

• Operating Temperature: -25°C to +70°C

Applications: CNCs, conveyors, PLC systems, packaging lines