Description
Capacitor-type DC 3-wire 12-24 VDC
– Capacitor-type AC/DC universal 2-wire 20-240 VAC/DC
model
NPN CUP -18R- 8N□□ CUP -18RP- 8N□□ CUP -30R- 15N□□ CUP -30RP- 15N□□PNP CUP -18R- 8P□□ CUP -18RP- 8P□□ CUP -30R- 15P□□ CUP -30RP- 15P□□shape
Protective Case (Shield)
UnshieldedStandard test sample (mm)
Iron 50 x 50 x 1 (grounded state)Detection distance
8 mm (sensitivity adjustable)
15 mm (sensitivity adjustable)Set distance
0 ~ 6.4 mm
0 ~ 12 mmLag phenomenon
Detection distance less than 20%Response frequency
50 Hzpower supply voltage
12 – 24 V dc (Operating voltage range 10 – 30 V dc)Control output
200 mA max (impedance load)Residual voltage
Below 1.5VConsume current
Below 10 mAAction indicator light
Red LEDProtection circuit
Built-in reverse polarity protection circuit, surge protection circuit, and overcurrent protection circuit.Operating ambient temperature/humidity
-25 ~ 70 ℃ (at 20 ℃, the detection distance range is less than ±10%), 35 ~ 85 % RHInsulation resistance
50 MΩ or higher (500 V dc reference)Withstand voltage
2,000 V ac 50 / 60 Hz 1 minute (between cable and casing)Vibration resistance
10 – 55 mm (1-minute period, double amplitude: 1.5 mm, 2 hours in each of the X, Y, and Z directions)Impact resistance
500 m/s² X, Y, Z, 3 times in each directionProtection level
IP67 (IEC 60529)Connection construction
Cable type (standard cable length 2 m), connector cable, converter typecolor
▪NPN: Green ▪PNP: BlueMaterial
▪ CUP-18R / CUP-30R Housing: Brass (chrome plated) ▪ Inspection surface: PBT ▪ CUP-18RP / CUP-30RP Integrated housing and inspection surface: PBTCertification
(※ DC NPN and PNP are only applicable)weight
Cable type 70g 70g 120g 120grelayConnector type 30g 30g 80g 80g
Capacitor-type DC 3-wire 12-24 VDC
– Capacitor-type AC/DC universal 2-wire 20-240 VAC/DC
Professional engineering support with 17 years of experience in automation and electrical components.
Stable and reliable production of PLCs, I/O modules, relays, terminals, and switches.
Quality-first processes ensuring consistent performance and customer trust.
Continuous improvement to support automation, new energy, and electrical industries.
Shenzhen Yulian Technology Co., Ltd. operates with a strong commitment to quality, safety, and environmental responsibility. Supported by modern production facilities and a professional engineering team, we follow standardized management systems to ensure product consistency, reliability, and customer satisfaction.
From manufacturing to final inspection, every process is carefully controlled to meet international standards and long-term performance requirements for automation and electrical components.

From standard automation products to customized electrical components – we deliver stable performance, consistent quality, and global-grade reliability for industrial and new energy applications.
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