1.Product Name
New Original Keyence CZ-V21A RGB Digital Fiberoptic Sensor CZV21A Fast Shipping
2.Product Description
Keyence CZ-V21A RGB Digital Fiberoptic Sensor
Product Overview
The Keyence CZ-V21A is a high-precision RGB digital fiberoptic sensor core unit, belonging to Keyence's CZ-V20 series of intelligent photoelectric detection components. Engineered for industrial automation scenarios, it integrates advanced RGB color sensing technology and digital signal processing, enabling accurate color discrimination, mark detection, and object presence/absence verification across diverse production lines. Its compact design, dual digital display, and user-friendly operation make it ideal for applications in electronics manufacturing, packaging, automotive parts processing, and food and beverage production-especially where traditional monochromatic sensors fail to meet precision detection requirements. As a main module with NPN output, it is compatible with Keyence's matching fiberoptic cables, supporting flexible installation in space-constrained industrial environments and seamless integration with PLCs and other control systems.
Main Functions
- High-Precision RGB Color Detection
Equipped with a full RGB color sensing system, it can distinguish hundreds of color shades and subtle color differences, supporting precise color matching, color sorting, and color mark identification for workpieces with complex surface textures or multi-color patterns.
- Dual-Mode Object Detection
Realizes reliable detection of object presence/absence, edge positioning, and mark recognition for both colored and non-colored workpieces; the detection threshold can be intelligently adjusted to adapt to different material surfaces (e.g., plastic, metal, paper, glass).
- Multi-Channel Digital Output Control
Features 4-channel NPN open-collector outputs, which can independently trigger different control actions, meeting the needs of multi-station synchronous detection and sequential control in automated production lines.
- Flexible External Input & Expansion
Supports external tuning, library switch (C/C+I mode), and displacement input (Super I mode), enabling remote parameter adjustment and mode switching; up to 3 expansion units can be connected (4 units total), realizing multi-point centralized detection.
- Intelligent Timing & Anti-Interference Functions
Configurable timer with OFF, OFF-delay, ON-delay, and single-shot modes (1-1000 ms adjustable) for precise control of output signal timing; built-in anti-interference algorithms for different detection modes to eliminate the impact of ambient light and workpiece vibration on detection accuracy.
- Real-Time Monitoring & Debugging
Comes with a dual digital display that real-time shows detection values, threshold settings, and operating status; supports manual calibration and automatic teaching functions, simplifying on-site debugging and reducing setup time.
Technical Characteristics
| Parameter |
Specification |
| Sensor Type |
RGB Digital Fiberoptic Sensor Main Unit |
| Output Type |
4-channel NPN open-collector |
| Output Electrical Rating |
Max. 40 VDC; 100 mA per channel, 200 mA total; Residual voltage ≤1.0 V |
| Response Time |
200 µs (High Speed mode); 1 ms (Fine mode); 4 ms (Turbo mode); 8 ms (Super mode) |
| Rated Supply Voltage |
24 VDC (ripple P-P ≤10%) |
| Power Consumption |
Normal mode: ≤1.5 W (62.5 mA); Eco mode: ≤1.0 W (42.0 mA) |
| External Input Response |
Minimum 20 ms |
| Timer Function |
OFF/OFF-delay/ON-delay/Single-shot; 1-1000 ms adjustable (per domain) |
| Expansion Capability |
Up to 3 expansion units (4 units total including main unit) |
| Anti-Interference Grade |
0 (High Speed); 2 (Fine/Turbo/Super) |
| Protection Circuits |
Reverse electrode protection, over-current protection, over-voltage protection |
| Ambient Temperature Range |
-10 °C to +55 °C (no condensation/freezing) |
| Vibration Resistance |
10-55 Hz, double amplitude 1.5 mm; X/Y/Z axes, 2 hours each |
| Ambient Humidity |
35-85% RH (no condensation) |
| Material |
Housing & cover: Polycarbonate (PC) |
| Cable Connection |
Detachable connector type (for fiberoptic cable and power/input-output) |
Product Dimensions and Weight
| Dimension/Weight Parameter |
Exact Value |
| Overall Length |
75 mm |
| Overall Width |
28 mm |
| Overall Height |
59 mm |
| Mounting Hole Spacing |
65 mm (center to center) |
| Net Weight |
Approx. 110 g |
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8.FQA
1.Are you a manufacturer or trader?
We are trader, distribution wholesale all kinds of brands.
2.Have any discounts if make a bulk order?
Yes, we can provide some discounts according to your quantity.
3.Can I get samples before place a order?
Yes, we need to charge samples fee and shipping cost.
4.How long is your delivery time?
Usually 3-5 days after received the payment.
5.What is terms of payments do you accept?
We accept USD,EUR and CNY by T/T,Wechat,Alipay, also can by Payoneer, Western Union.
6.What is the warranty preiod of the products?
1-3 year warranty.
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10.Our Market& Packing and Shipping
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