Type 4 Muting Function Safety Light Curtain 320-1920mm Barrier Sensor
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Product Highlights
- Type 4 Safety Certification: Meets Type4, SIL3, and PLe safety requirements per IEC 61496 and ISO 13849-1 standards.
- Wide Sensing Range: Detection distance adjustable from 0.1m to 12m with 10mm to 128mm beam pitches.
- Optional Muting Function: Muting feature available for specific applications to allow safe passage without stopping.
- IP65 Protection Rating: Dust-tight and protected against water jets, suitable for harsh industrial environments.
- Dual Output Design: Features Integrated Fault Identification and OSSD Dual Output for enhanced monitoring.
- Customizable Dimensions: Sensing height customizable from 320mm to 1920mm with various beam pitches.
- Anti-Light Interference: Resistant to sunlight up to 10,000 lux ensuring stable operation in bright conditions.
- Self-Diagnostic Capability: Built-in self-diagnostic checks fault circuits and provides alarms for safety.
Product Attributes
- Type
- Lsa Safety Light Curtain
- Output Signal Type
- Switching Type
- Production Process
- Integration
- Model NO.
- LDA
- Material
- Al Alloy
- Feature
- Safety Protection
- IP Rating
- IP65
- Certification
- Special Application Testing Report
- Customized
- Customized
- Supply Voltage
- 24V DC
- Sensing Distance
- 0.1m~12m Customized
- Output Mode
- Switching Output/Serial Communication
- Delay on
- 2s
- Response Time
- 2.2~252ms Based on Beam Numbers
- Anti-Light Interference
- Sunlight Max10000lux
- Application
- Hands Protection, Area Security, Automation Indust
- Shipping Method
- DHL,EMS,TNT,FedEx
- Transport Package
- Carton
- Specification
- As per model
- Trademark
- G-TEK
- Origin
- Tianjin China
- HS Code
- 9032900090
- Production Capacity
- 3000 Units/Month
- Package Size
- 30.00cm * 15.00cm * 15.00cm
- Package Gross Weight
- 2.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Type 4 Muting Function Safety Light Curtain 320-1920mm Barrier Sensor
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Product Description

Safety light curtains is also named light barrier, light beam sensor. Tianjin G-TEK LDA series safety light curtain detection distance is 0.1m-12m. The self-diagnostic function can check fault circuit and give alarm. Interlocking reset, external test and EDM function enhance output monitoring capability. It can be used to protect all parts of body.
Product Features
1. Muting fuction optional.
2. Special structure design ensures allround protection without dead zone;
3. Optical communication easy the electric connection and operation;
4. Integrated Fault Identification and OSSD Dual Output Design;
5. Long distance type and short distance type shift by wiring;
6. Meet to Type4,SIL3 and PLe safety requirement;
Muting Function

| Technical Parameters | |
| Light Curtain | LDA |
| Supply voltage | 24 VDC±20% |
| Supply Current | ≤300mA |
| Consumption | ≤5W |
| Delay on | 2s |
| Detection distance | As Mode information |
| Space between optical axis | 10mm\20mm\40mm\80mm |
| Effective aperture | ±2.5°@3m |
| Protection rate | IEC IP65 |
| Communication mode | Optical synchronous |
Standard |
IEC 61496 standard,meet to Type4 |
| ISO 13849-1 standard,meet to PLe | |
| IEC 61508,IEC62061,meet to SIL3 | |
| Work environment | Temperature: -25ºC~50ºC; Storage: -40ºC~75ºC; Humidity: 15~95%RH; Anti-light interference: >10000Lux; Vibration resistance: 5g, 10~55Hz(EN 60068-2-6); Impact resistance: 10g, 16ms(EN 60068-2-29); insulation resistance: >100MΩ; Residual ripple voltage: 4.8Vpp; |
| Connector | M12,5 pins(Emitter),8 pins(Receiver) M12,5 pins(Emitter),5 pins(Receiver) |
| Emitter & Receiver Parameters | ||
| Emitter light | Infrared light 950nm | |
| Indicator | See indicator instruction | |
| Response time | 2.2~52ms(on product model basis) | |
| Switch voltage | Voltage drop:≤1.5V; cutoff voltage: ≤1.2V | |
| OSSD Test | Pulse width:200~300ms pulse cycle:50~100ms | |
| Load | capacitance:30nF, inductance:2.2H | |
| Resistance | Device and load resistance:2.5Ω Power cable resistance: ≤10Ω |
|
| TEST input | Active high * | |
| RESET input | Active high* (manual reset or automatic reset) | |
| EDMSE input | Active high * | |
| EDM input | 10~30V DC,current<10mA | |
Product Sizes
LDA 10 Series
| Product Model | Beam Pitch (mm) |
Beam Numbers | Sensing Height (mm) |
Resolution Ratio |
Response Time- A Frenquency |
Response Time- B Frenquency |
Body Size |
| LDA10016 | 10 | 16 | 160 | 14 | 5.4ms (no A/B frequency function) | 189×32×34.4 | |
| LDA10024 | 24 | 240 | 11.7 | 13.5 | 269×32×34.4 | ||
| LDA10032 | 32 | 320 | 15.2 | 17.5 | 349×32×34.4 | ||
| LDA10040 | 40 | 400 | 18.9 | 21.6 | 429×32×34.4 | ||
| LDA10048 | 48 | 480 | 22.5 | 25.6 | 509×32×34.4 | ||
| LDA10056 | 56 | 560 | 26.1 | 29.7 | 589×32×34.4 | ||
| LDA10064 | 64 | 640 | 29.7 | 33.7 | 669×32×34.4 | ||
| LDA10072 | 72 | 720 | 33.3 | 37.8 | 749×32×34.4 | ||
| LDA10080 | 80 | 800 | 36.9 | 41.8 | 829×32×34.4 | ||
| LDA10088 | 88 | 880 | 40.6 | 45.9 | 909×32×34.4 | ||
| LDA10096 | 96 | 960 | 44.2 | 49.9 | 989×32×34.4 | ||
| LDA10104 | 104 | 1040 | 47.8 | 54 | 1069×32×34.4 | ||
| LDA10112 | 112 | 1120 | 51.4 | 58 | 1149×32×34.4 | ||
| LDA10120 | 120 | 1200 | 55 | 62 | 1229×32×34.4 | ||
| LDA10128 | 128 | 1280 | 58.6 | 66.1 | 1309×32×34.4 | ||
| LDA10136 | 136 | 1360 | 62.2 | 70.1 | 1389×32×34.4 | ||
| LDA10144 | 144 | 1440 | 65.9 | 74.2 | 1469×32×34.4 | ||
| LDA10152 | 152 | 1520 | 69.5 | 78.2 | 1549×32×34.4 | ||
| LDA10160 | 160 | 1600 | 73.1 | 82.3 | 1629×32×34.4 | ||
| LDA10168 | 168 | 1680 | 76.7 | 86.3 | 1709×32×34.4 | ||
| LDA10176 | 176 | 1760 | 80.3 | 90.4 | 1789×32×34.4 | ||
| LDA10184 | 184 | 1840 | 84 | 94.4 | 1869×32×34.4 | ||
| LDA10192 | 192 | 1920 | 87.6 | 98.5 | 1949×32×34.4 | ||
LDA 20 Series
| Product Model | Beam Pitch (mm) |
Beam Numbers | Sensing Height (mm) |
Resolution Ratio |
Response Time- A Frenquency |
Response Time- B Frenquency |
Body Size |
| LDA20008 | 20 | 8 | 160 | 25 | 3.4ms (no A/B frequency function) | 189×32×34.4 | |
| LDA20012 | 12 | 240 | 6.5 | 7.7 | 269×32×34.4 | ||
| LDA20016 | 16 | 320 | 8.2 | 9.6 | 349×32×34.4 | ||
| LDA20020 | 20 | 400 | 9.9 | 11.6 | 429×32×34.4 | ||
| LDA20024 | 24 | 480 | 11.7 | 13.5 | 509×32×34.4 | ||
| LDA20028 | 28 | 560 | 13.4 | 15.5 | 589×32×34.4 | ||
| LDA20032 | 32 | 640 | 15.2 | 17.5 | 669×32×34.4 | ||
| LDA20036 | 36 | 720 | 17 | 19.5 | 749×32×34.4 | ||
| LDA20040 | 40 | 800 | 18.9 | 21.6 | 829×32×34.4 | ||
| LDA20044 | 44 | 880 | 20.7 | 23.6 | 909×32×34.4 | ||
| LDA20048 | 48 | 960 | 22.5 | 25.6 | 989×32×34.4 | ||
| LDA20052 | 52 | 1040 | 24.3 | 27.6 | 1069×32×34.4 | ||
| LDA20056 | 56 | 1120 | 26.1 | 29.7 | 1149×32×34.4 | ||
| LDA20060 | 60 | 1200 | 27.9 | 31.7 | 1229×32×34.4 | ||
| LDA20064 | 64 | 1280 | 29.7 | 33.7 | 1309×32×34.4 | ||
| LDA20068 | 68 | 1360 | 31.5 | 35.7 | 1389×32×34.4 | ||
| LDA20072 | 72 | 1440 | 33.3 | 37.8 | 1469×32×34.4 | ||
| LDA20076 | 76 | 1520 | 35.1 | 39.8 | 1549×32×34.4 | ||
| LDA20080 | 80 | 1600 | 36.9 | 41.8 | 1629×32×34.4 | ||
| LDA20084 | 84 | 1680 | 38.8 | 43.8 | 1709×32×34.4 | ||
| LDA20088 | 88 | 1760 | 40.6 | 45.9 | 1789×32×34.4 | ||
| LDA20092 | 92 | 1840 | 42.4 | 47.9 | 1869×32×34.4 | ||
| LDA20096 | 96 | 1920 | 44.2 | 49.9 | 1949×32×34.4 | ||







Q: What kind of products do you manufacture?
A: Our products includes photocell sensor, proximity switch, infrared light curtain, Vehicle separator, Loop detector and laser radar.,etc.
Q: Can I get some samples?
A: Yes, Sample orders are welcomed.
Q: Have photocell sensors 100% assembled well in stock?
A: We have some standard photocell sensors in stock with limited quantity; While
almost all photocell sensors will be newly produced according to your order.
Q: What is the delivery time?
A: 15-30 days for mass production depends on different products
Q: What is your MOQ?
A: We provide small MOQ for each item; it depends on your specific order.
Q: Do you have customization service?
A: Yes, We can provide customized products while the customization needs to meet certain quantity.
Q: Do you test all goods before delivery?
A: Yes, We have 100% test before delivery.
Q: What is your payment term?
A: We usually use 100% T/T in advance; West union and Paypal are also available for small order.
11
Q: Do you provide warranty for the goods?
A: Yes, We provide warranty for all the goods from us. For the sensor product the warranty is 15 months, For the light curtain , laser radar product the warranty is 18 months.
Q: May I visit your factory?
A: Sure, You are always welcome to visit us.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR246350". Items marked "" are certified.
Company Profile
Tianjin G-TEK sensor technology Co., Ltd is indicated in providing intelligent sensor products and customized solutions for logistics automation, factory automation and process automation. The predecessor of the company is Tianjin G-TEK automation technology Co., Ltd, a professional sensor manufacturer and sensor solution provider, which was established in 2003 with business ranges from Proximity switch, photoelectric sensor, measurement and safety light curtain to Laser rangefinder sensor, laser radar., etc and serves for Intelligent buildings, intelligent transportation, logistics automation, factory automation and industry robot fields.
Aimed at providing advanced product and solution for worldwide business, we have build our professional R&D team with excellent talents on mechanical and motion control system, Optical system, embedded system, electronic, software and automation fields; The plant operation team with professional process engineer, qualitycontrol engineer and passionate manufacturing mechanics; Also the sales team with rich experience in sensor product and applications. In 2019, the total sales volume of various products including proximity switch, photoelectric sensor, light curtain and laser radar in different fields is up to 800, 000 pieces (sets).
Adhering to the core philosophy of "devotion with enthusiasm, pursuit of perfection ", G-TEK will cater to the demands on product and service of customer by continuous technological innovation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 6 Guangyuan Road, Zhangjiawo Town, Xiqing District, Tianjin, China
-
Plant Area
- 8042.38 square meters
-
Number of Employees
- 77
-
Registered Capital
- 20,000,000 RMB
-
Terms of Payment
- T/T, LC, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 1 unit
-
Supply Chain Partners
- 7
Our Production Capability & Technical Expertise
-
Main Products
- Lidar, Photoelectric sensors, Light curtains, Proximity sensors, Vehicle monitoring systems
-
Production Lines
- 3
-
Production Machines
- Coil winding machine, Injection molding machine, SMT machine, Ultrasonic turntable machine, Ultrasonic welding machine, Tester
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- Random inspection(Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
R&D Engineers
- 17 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-06-04
-
Export Year
- 10 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- What kind of products do you manufacture?
- Our products include photocell sensors, proximity switches, infrared light curtains, vehicle separators, loop detectors, and laser radars.
- Can I get some samples?
- Yes, sample orders are welcomed.
- Have photocell sensors 100% assembled well in stock?
- We have some standard photocell sensors in stock with limited quantity; while almost all photocell sensors will be newly produced according to your order.
- What is the delivery time?
- 15-30 days for mass production depends on different products.
- What is your MOQ?
- We provide small MOQ for each item; it depends on your specific order.
- Do you have customization service?
- Yes, we can provide customized products while the customization needs to meet certain quantity.
- Do you test all goods before delivery?
- Yes, we have 100% test before delivery.
- What is your payment term?
- We usually use 100% T/T in advance; West union and Paypal are also available for small order.
- Do you provide warranty for the goods?
- Yes, we provide warranty for all the goods from us. For the sensor product the warranty is 15 months, for the light curtain, laser radar product the warranty is 18 months.
- May I visit your factory?
- Sure, you are always welcome to visit us.
Send your message to this supplier
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