YUDIAN AI-501 PID Temperature Controller
Optimize your industrial automation with the YUDIAN AI-501 PID Temperature Controller. Featuring a dual 4-digit LED display, flexible modular expansion, 100-240VAC power supply, and CE certification, this panel-mount digital controller delivers precise and reliable process management for a wide range of applications.
YUDIAN AI-501 PID Temperature Controller
The YUDIAN AI-501 is a highly reliable and versatile digital PID temperature controller designed for precision industrial process control. Featuring a compact panel-mount housing, it offers a clear dual 4-digit LED display for simultaneous monitoring of the Process Value (PV) and Set Value (SV). The intuitive front panel includes comprehensive status indicators (MAN, PRG, MIO, COM, OP1, OP2, AL1, AL2, AU1, AU2) and four operation keys (cycle, A/M, RUN, STOP) for effortless configuration and real-time management. Built with a highly adaptable modular expansion design, the AI-501 allows flexible customization of input, output, alarm, and communication modules to suit diverse application requirements. Powered by a standard 100-240VAC supply and carrying CE certification, this controller ensures robust performance, accuracy, and international safety compliance for demanding manufacturing and automation environments.
Technical Specifications:
- Brand: YUDIAN
- Model: AI-501
- Power Supply: 100-240VAC
- Display: Dual 4-digit LED display (PV/SV)
- Analog Input: 1-5V / 0-5V (M1)
- Outputs: Main output (OP1, OP2), Auxiliary outputs (AU1, AU2)
- Alarm Relays: ALM outputs (AL1, AL2 with NO/NC/COM)
- Communication: COMM interface (A/B terminals)
- Architecture: Modular expansion design (AI/MIO/OUTP/ALM/AUX/COM)
- Certification: CE Certified

| Brand | YUDIAN |
|---|---|
| Model | AI-501 |
GENERAL DELIVERY INFORMATION
Thank you for visiting and shopping at www.zxanhyd.com. Following are the terms and conditions for the Shipping Policy for ZXAN Hydraulic.
Orders will be processed and shipping during standard working hours (0830 – 1730 BST) Monday to Friday (excluding Bank Holidays)., are processed and despatched on the same business day. If we are experiencing a high volume of orders, shipments may be delayed by 1-2 Days. Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.
NTERNATIONAL DELIVERY RATES & ESTIMATES
Shipping charges for your order will depend on weight and country the order is to be shipped to. All cost will be calculated and displayed at checkout. All orders for delivery within the Asia will arrive on a 2-5 day delivery service depending on Country location. All shipments outside the Asia will arrive on a 3–7-day delivery service depending on Country location. Please check for accurate delivery times with our Sales department. If you Parcel has not arrived within the time expected please do not hesitate to contact us. Please ensure the ship to address you type during checkout is correct. We are not responsible for any wrong or undeliverable addresses.
CUSTOMS, DUTIES AND TAXES
Import duties, taxes, and brokerage fees are not included in the product price or shipping and handling cost. These charges are the buyer’s responsibility as we are only charging the transportation fee for your order. You may check with your country’s customs office to determine if there will be additional costs. The buyer is responsible for obtaining information regarding their country’s laws, regulations, and restrictions that may apply when purchasing our products. By placing an international order (shipping outside of the China) the buyer is responsible for abiding by their country’s laws, regulations, and restrictions. If product is seized and destroyed by customs, we will NOT be responsible for the losses, product, or shipping refunds.
SHIPMENT CONFIRMATION & ORDER TRACKING
You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.
WORKING CLOSELY WITH TOP CARRIER EXPERTS
We use some of the top carrier companies in the world, although you can use your own carrier to collect the order. All deliveries require a signature on delivery. Below are our main carrier companies.

DAMAGES
ZXAN Hydraulic is not liable for any products damaged or lost during shipping. If you received your order damaged, please contact us to file a claim. Please save all packaging materials and damaged goods before filing a claim.
RETURNS POLICY
Our Return & Refund Policy provides detailed information about options and procedures for returning your order.

