MachineU > China Products > Security & Protection
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Specifications
Brand Name :
JUTAI
Model Number :
LD-100
Certification :
CE
Place of Origin :
China
MOQ :
1
Price :
Negotiable
Payment Terms :
T/T,L/C,D/A,D/P,Western Union,Paypal,,MoneyGram,Alipay
Supply Ability :
10000pcs/month
Delivery Time :
3-5 working days after receipt the payment
Packaging Details :
Carton Parcking(13.5*8.5*5cm)/0.3kg/unit
Power Supplu :
12-24v
Sensitivity :
20-2000μH
Sensory regulation :
6 way selectable/Highest0.010%DL/L/ Lowest 2.56%DL/L
Frequency :
Four step switch selectable20-80KHz
Operation Tempts :
-40℃ to +70℃ / (-111°F to +158°F)
Fault Output :
Blinks slowly: may indicate a short circuit or insufficient number of turns
Blinks faster: may indicate an open loop or excessive number of turns
Response Times :
Turn-on 10-90MS / Turn-off 10-90MS
Relay :
Presence relay / Fault relay
Description

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Gate Loop Detector for Barrier & Industrial Doors: Short/Open Circuit Indicator, Reliable Performance

The gate loop detector—specialized for barrier gates and industrial doors—is a high-reliability vehicle detection solution engineered to ensure seamless automation, safety, and operational stability in commercial, industrial, and residential access scenarios. Designed to work with inductive loops embedded in driveways or entry points, this detector excels at identifying vehicles to trigger barrier lifting, industrial door opening, or access control actions—while its built-in short/open circuit indicator provides real-time fault diagnosis, minimizing downtime and simplifying maintenance.
Crafted for demanding access control environments, the detector delivers consistent performance even in high-traffic areas or harsh industrial conditions. Its rugged construction withstands vibration, dust, moisture, and extreme temperatures (-40°C to +70°C), making it ideal for heavy-duty industrial doors (such as high-speed roller doors, sectional doors) and barrier gates at warehouses, factories, parking lots, and logistics centers. The integrated short/open circuit indicator (via LED signals) instantly alerts maintenance teams to loop wiring issues, eliminating time-consuming troubleshooting and ensuring uninterrupted access flow.

Core Features of Gate Loop Detector for Barrier & Industrial Doors

  • Short/Open Circuit Indication: Dedicated LED indicators for loop short circuits and open circuits, enabling quick fault identification and reduced maintenance time.
  • Reliable Vehicle Detection: Optimized sensing algorithm detects cars, trucks, forklifts, and commercial vehicles with minimal false triggers, ensuring precise barrier/door activation.
  • Industrial-Grade Durability: Rugged housing resistant to dust, moisture, vibration, and extreme temperatures, tailored for industrial door and barrier gate environments.
  • Dual Operational Modes: Presence Mode (for continuous vehicle monitoring to hold doors open) and Pulse Mode (for one-time trigger actions like barrier lifting), adapting to diverse access needs.
  • Flexible Integration: Supports 100–240V AC (LD100) and 12–24V DC (LD102) power inputs, with dual relay outputs (SPDT) for seamless connection to gate controllers and industrial door automation systems.
  • Adjustable Sensitivity & Frequency: 16-level sensitivity (0.010% to 2.56% DL/L) and 4-step selectable frequency (20–80 kHz) to avoid interference from adjacent loops or metal structures.

Technical Specifications

Parameter Specification
Product Name Gate Loop Detector / Industrial Door Loop Sensor
Model LD100 (AC Power) / LD102 (DC Power)
Power Supply 100–240V AC (LD100) / 12–24V DC (LD102)
Target Vehicles Cars, trucks, forklifts, commercial vehicles, heavy-duty equipment
Operational Modes Presence Mode + Pulse Mode
Fault Indication Short Circuit LED + Open Circuit LED (supplementary to power/detection LEDs)
Frequency Range 20–80 kHz (4-step selectable)
Sensitivity 16-level adjustable (0.010% to 2.56% DL/L)
Response Time 10–90 ms (on/off)
Operating Temperature -40°C to +70°C
Relay Outputs Presence Relay (SPDT) + Pulse/Fault Relay (SPDT)
Status Indicators Red Power LED + Green Detection LED + Yellow Fault (Short/Open) LEDs
Reset Function Manual reset button + configurable auto-reset
Humidity Tolerance Up to 95% RH (non-condensing)
Loop Inductance Range 20–2000 µH
Maximum Installation Distance Up to 30 m (shielded cable recommended for >10 m)
Housing Protection Weatherproof & dustproof (IP-rated for industrial use)
Warranty 2-year manufacturer’s warranty
Technical Support 24/7 professional technical assistance

Key Applications

This gate loop detector is tailored for:
  • Barrier Gate Systems: Parking lot entry/exit barriers, residential/commercial access barriers, and toll booth barrier activation.
  • Industrial Door Automation: High-speed roller doors, sectional doors, and overhead doors in warehouses, factories, and logistics centers.
  • Warehouse & Loading Docks: Forklift and truck detection to trigger loading dock door opening and safety interlocks.
  • Commercial Access Control: Office park, mall, and stadium gate automation for vehicle entry/exit.
  • Logistics & Distribution Centers: Heavy-duty vehicle detection for yard access control and internal traffic flow management.
  • Residential Gated Communities: Automated gate activation with reliable vehicle sensing and fault monitoring.
  • Industrial Plant Access: Restricted area access control for factory vehicles, with quick fault diagnosis via circuit indicators.
Built to prioritize reliability and ease of maintenance, this gate loop detector is the trusted choice for facility managers and industrial automation professionals. Its short/open circuit indicator, rugged design, and flexible integration ensure smooth operation of barrier gates and industrial doors—reducing downtime, enhancing safety, and optimizing access control efficiency. Backed by a 2-year warranty and 24/7 technical support, it’s a long-lasting solution for demanding industrial and commercial access scenarios.

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

DIP Switch Configuration

DIP 1 and 2 Delay and sensitivity boost
DIP 3 and 4 Relay B output mode pulse presence test
DIP 5 Auto reset 30 min or permanent presence
DIP 6 to 8 Relay A delay 0 to 30 sec
DIP 9 and 10 Frequency selection High Low to avoid interference

Loop Installation Guide


Loop Perimeter Recommended Turns
3 to 4 m 6 turns
4 to 6 m 5 turns
6 to 10 m 4 turns
10 to 20 m 3 turns
Over 20 m 2 turns

Why Choose JUTAI Loop Detector

15 plus years of manufacturing expertise
Rigorous quality control and pre shipment testing
OEM ODM customization available
Small and bulk orders accepted
2 year warranty and reliable after sales support
Market protection for distributors

Order Now and Enhance Your Vehicle Detection System with JUTAIs Professional Loop Detector

Contact us for samples pricing and custom solutions

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Switch 2 (Dipswitch Settings)


1.DIP 1 & DIP 2 Setting Special Functions
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

2.DIP 3 & DIP 4 Setting Relay B Output
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

3. DIP 5 Setting Automatic Reset
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

4. DIP 6 & DIP 7 & DIP 8 Setting Relay A Delay
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

5. DIP 9 & DIP 10 Setting Frequency (40 K to 100 KHz). Used to avoid the interference

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance



Loop Installation:
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Trouble Shooting:

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Compared to other brands

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Mass Production:

Our production line ensures efficient mass production, rigorous quality control, and thorough pre-shipment testing to deliver Loop detector products of the utmost perfection.

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

LD-100 single channel, boxed, 1 type 11pin connects 100-240VAC(EU standard)
LD-102 single channel, boxed, 1 type 11pin connects 12-24VADC(EU standard)
LD-105 single channel, boxed, 2 type 11pin connects 100-240VAC(USA standard)
LD-106 single channel, boxed, 2 type 11pin connects 12-24VADC(USA standard)

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Certification:
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance






Send your message to this supplier
Send Now

Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Ask Latest Price
Watch Video
Product Detail
Brand Name :
JUTAI
Model Number :
LD-100
Certification :
CE
Place of Origin :
China
MOQ :
1
Price :
Negotiable
Contact Supplier
video
Gate Loop Detector for Barrier Industrial Doors Loop Short Open Circuit Indicator Reliable Performance

Shenzhen Jutai Comm Co., Ltd.

Verified Supplier
3 Years
guangdong, shenzhen
Since 2012
Business Type :
Manufacturer, Exporter
Main Products :
IP67 Blanking Light Curtain, Safety Light Curtain Sensors, IP65 Blanking Light Curtain
Total Annual :
120000-150000
Employee Number :
50~70
Certification Level :
Verified Supplier
Discover similar products
View More

Find Similar Products By Category:

Supplier Homepage Products Loop Detector
MachineU China Products Security & Protection
Contact Supplier
Submit Requirement