
The Lee Valley Tools IR-204 4-Wire Infrared Temperature Controller is a versatile and precise temperature controlling device designed for various applications. This controller is ideal for maintaining consistent temperatures in laboratory experiments, greenhouses, incubators, or any other application that requires accurate temperature regulation.
The IR-204 is a 4-wire controller, which means it uses four wires for power, sensing, heating, and control signals. This design ensures efficient and reliable temperature control by minimizing voltage drops and providing a stable power supply to the heating element.
The controller features an adjustable setpoint temperature range of 0 C to 350 C (32 F to 662 F), allowing users to maintain temperatures for a wide range of applications. The temperature is easily adjusted using the large, backlit, digital display, which shows the setpoint temperature, actual temperature, and status information.
The IR-204 also includes a number of safety features, such as over-temperature protection, which shuts off the heater if the temperature exceeds the setpoint by more than 10 C (18 F). This helps prevent damage to sensitive materials or equipment.
The controller is constructed with a durable, powder-coated steel enclosure, which protects it from moisture and other environmental factors. It also includes a detachable cord set for easy installation and replacement.
The IR-204 is compatible with a wide range of heating elements, including PT100 RTDs, thermocouples, and resistance temperature detectors. This flexibility makes it a versatile choice for a variety of applications.
In summary, the Lee Valley Tools IR-204 4-Wire Infrared Temperature Controller is a precise and reliable temperature controlling device, suitable for maintaining consistent temperatures in various applications. Its adjustable temperature range, safety features, durability, and compatibility with various heating elements make it a versatile and valuable addition to any laboratory or industrial setting.
The Lee Valley IR-204 4-wire infrared temperature controller is a popular choice for DIY hobbyists and small-scale industrial applications. Here are some pros and cons of buying this controller:
Pros:1. Four-wire temperature sensing: This feature allows for more accurate temperature readings as the sensing element is separate from the heating element, reducing the possibility of temperature errors caused by the resistance of the heating element.
2. Wide temperature range: The IR-204 can control temperatures between -40 C to 550 C (-40 F to 1022 F), making it suitable for various applications.
3. Adjustable PID algorithm: The temperature controller offers adjustable proportional, integral, and derivative (PID) settings, allowing users to fine-tune the temperature control for their specific application.
4. Relay output: The IR-204 comes with a relay output that can handle up to 5 amps at 240V AC or 10 amps at 120V AC, making it suitable for controlling heating elements, pumps, and other devices.
5. Easy-to-use interface: The controller features a simple, easy-to-use interface with clear display and intuitive controls, making it easy for users to set and monitor temperature settings.
Cons:1. Limited communication options: The IR-204 does not offer advanced communication features like Wi-Fi or Ethernet connectivity, which may limit its use in more complex applications.
2. Manual calibration: Calibration of the temperature sensor is required before use, which may be a challenge for some users.
3. Lack of built-in alarm functions: The IR-204 does not offer built-in alarm functions, which may be a disadvantage for applications that require temperature alerts.
Conclusion:The Lee Valley IR-204 4-wire infrared temperature controller is a reliable and accurate option for temperature control applications that require precise temperature control and separate sensing elements. Its adjustable PID algorithm, wide temperature range, and easy-to-use interface make it a popular choice among hobbyists and small-scale industrial users. However, its limited communication options, manual calibration, and lack of built-in alarm functions may make it less suitable for more complex applications.
Recommendation:If you are looking for a simple, accurate, and affordable temperature controller for a DIY project or small-scale industrial application, the Lee Valley IR-204 4-wire infrared temperature controller is an excellent choice. However, if you require advanced communication features, built-in alarm functions, or more complex temperature control functions, you may want to explore other options with more advanced features.
Details:
Lee Dan IR-204 4-wire apartment station in original plastic wrapping.
specifications entrysyst:
- brand: Lee Dan
- mpn: Ir-204
- type: Audio Intercom
- location: Indoor Only
- battery included: No
offer entrysyst:
- in stock #: 5
- best offers: true
- availability: in stock
- options: ship-to-home
- started: march 13, 2025
- prices: $30.00–$2500.00
- item condition:
- Used
- New
- Like New
- Unspecified
- Good
- Very Good
- New with tags
- Pre-owned - Fair
- Pre-owned
- Pre-owned - Excellent
- Pre-owned - Good
- New other (see details)
- Brand New
- New without tags
- Open box
- sold #: 19
general entrysyst:
- category: Home & Garden > Security > Door Entry Systems Intercoms
returns entrysyst:
- policy: no returns
seller entrysyst:
- city: new york, new york
- rating: 100.0%
- # reviews: 145
shipping entrysyst:
- class: standard
- type: calculated
- carrier: usps
- service: usps ground advantage
- transit: 5-12 days
payments entrysyst:
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