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Product Name:

display 4 digit external temperature regulator

Experience:Established 1998 , 25 years OEM

display 4 digit external temperature regulator display 4 digit external temperature regulator


Quick Details

  • Place of Origin: Fujian
  • Brand Name: Yudian
  • Model Number: AI-509
  • Usage: Industrial
  • Theory: Temperature Controller
  • Measurment Accuracy: 0.25%FS&...
  • Output: Relay, SSR,Triac swit...
  • Alarm: Maximum 4 Alarms Conta...
  • Category: external temperatur...
  • Usage Industry: Machinery Ind...
  • Size: A,B,D,D2,E,F
  • Power Supply: Universal Volta...
  • Design: Modularization, Custo...
  • Display: 4 digit
  • Certificate: CE,RoHS, ISO9001

Detailed Product Description:
1.external temperature regulator
2.PID, auto-tuning
3.Universal input
4.Heat/cooling dual output

display 4 digit external temperature regulatordisplay 4 digit external temperature regulatordisplay 4 digit external temperature regulator


AI-509 Artificial intelligent external temperature regulator

Ideal for accurate controls of temperature, pressure, flow, level, humidity etc


Main features:


High performance at a low price

High measurement accuracy: 0.3%FS ± 0.1°C

PID, auto tuning, ON/OFF

Universal programmable input

Universal input power- 85-264VAC, or 11-26VAC/VDC

Highly versatile Output, multiple modules available

Wide variety of alarm mode selectable

CE, RoHS, ISO9001 approved




Control mode

On-off control mode
AI PID Control with Auto Tuning(AT)



0.3%FS ± 0.1°C



Response time

≤0.3s ( when digital filter parameter dL=0)


Thermocouple: K, S, R, T, E, J, N

Resistance temperature detector: Pt100

Input range

Thermocouple: K(-100~1300°C), S(0~1700°C), R(0~1700°C),

 T(-200~+390°C), E(0~1000°C), J(0~1200°C),B(600~1800°C),


Resistance temperature detector: Pt100(-200~+800°C)



Relay output (NO+NC): 250VAC/2A or 30VDC/1A

TRIAC Switch Output

TRIAC zero Crossing trigger output

SSR Voltage output: 12VDC/30mA (used to drive SSR)

General specifications

Voltage: support AC85-265V,50/60Hz or DC24V.

Power consumption: ≤3W

Electromagnetic compatibility (EMC) : ±4KV/5KHz according to IEC61000-4-4;

4KV according to IEC61000-4-5.

Operating Ambient : temperature -10~60°C; humidity ≤90%RH


Ordering code:

display 4 digit external temperature regulator

Supplier Details

  • Xiamen Yudian Automation Technology Co., Ltd.
  • [ Fujian, China (Mainland) ]
  • Business Type:
  • Manufacturer
  • Year Established: 1998
  • Number of Employees:
  • 101 - 500 People
  • Telephone/FAX:
  • 86-592-263237,86-592-263237

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