The Alltest ACW-769 Panel Walk-In, also known as the Thermotron WP-769, is a modular environmental test chamber designed for large-scale testing of products and materials. This walk-in chamber provides precise control over temperature and humidity to simulate real-world environments for reliability and performance testing. The chamber is constructed from lightweight panels for ease of installation, with locating pins and cam action speed locks for secure joining. It is suitable for testing components, assemblies, and finished products across various industries, including aerospace, automotive, defense, and electronics.
### Technical Specifications
* **Model:** WP-769 (Alltest ACW-769)
* **Capacity:**
* 769 cubic feet (21,778 Liters)
* **Workspace Dimensions (W x D x H):** 108 x 131 x 94 inches
* **Temperature Range:**
* Single Stage: -34°C to 85°C
* Cascade: -68°C to 85°C
* **Humidity Range:**
* Standard: 20% to 95% RH, limited by a dewpoint range of 5°C to 65°C and a maximum dry bulb temperature of 70°C
* Optional Low Humidity: 5% to 95% RH, limited by a dewpoint range of -10°C to 65°C and a maximum dry bulb temperature of 70°C
* **Dewpoint Range:** 5°C to 65°C
* **Operation Modes:**
* Single-Stage Mode
* Cascade Mode
* **Controller:** Thermotron 8800 Controller with a 12” color touchscreen is standard on all Walk-in Chambers. Features include multi-level, password-based security, data download to spreadsheet formats, and an Activity Log for chamber history.
* **Conditioning Module:** Thermotron Conditioning Module Model THMC2-10-10 (as referenced in a specific unit) with 20 HP cascade, 15kW heat.
* **Cooling:** Air Cooled
* **Refrigerants:** HFC Refrigerants: R404 & R23
* **Interior Floor:** Seamless, welded stainless steel with a 2″ gutter around the interior perimeter
* **Door Dimensions:** 4′ wide x 7′ tall with ramp
* **Viewing Window:** 14″ x 23″
* **Performance (from ambient +21°C, empty):**
* -40°C in 28 minutes
* +85°C in 28 minutes
* **Electrical Requirements:** 460/60/3 Voltage
* **Water Supply:** 22 GPM water supply @ 85°F inlet temperature
### Physical Construction
* **Type:** Panel Walk-In Chamber
* **Construction:** Made from lightweight panels for fast and easy installation. Locating pins ensure accurate fit, and Cam Action Speed Locks securely join panels. Corner posts are built at a defined 90-degree angle to strengthen and align the chamber.
* **Modularity:** Modular design allows for a wide variety of standard conditioning module configurations to interface with panel assemblies, enabling mixing and matching of box size and module to meet specific test requirements.
### Optional Features
* 8800 Chamber Data Acquisition (DAQ)
* Door Interlocks
* Electronic Humidity Sensor
* Low Humidity Capability (down to 5% RH)
* Product Temperature Control
* Reinforced Floors
* Shelves
* Water Purification and Recirculation System
* Access Port
* Dry Air Purge
* Humidity
* Product Dewpoint Control
* Quiet Package
* Serial Communications Panel
* System Monitor
* Optional Low Humidity Range: 5% to 95% RH, limited by a dewpoint range of -10°C to 65°C and a maximum dry bulb temperature of 70°C
### Controller & Data Management
* **Standard Controller:** Thermotron 8800 Controller
* 12” color touchscreen interface
* User-friendly programming for temperature and humidity tests
* Multi-level, password-based security
* Test data downloadable to spreadsheet formats
* Activity Log: Records and retains over 15 years of chamber history
* Product Temperature Control: Improves product change rates by precisely over-compensating air temperature to control product temperature
* **Legacy Controller:** 7800 controller with RS232/485 is mentioned in relation to a specific unit.
### Documentation
* **User Manuals & Guides:** Thermotron provides operator manuals, setup guides, and troubleshooting information. Tip: include the full model number printed on the THERMOTRON label for the best match. The S/SM-Series Environmental Test Chamber Instruction Manual is available, covering installation, operation, and preventive maintenance.
Why Choose Aumictech for the Alltest ACW-769 Panel Walk-In (Thermotron WP-769)?
At Aumictech, we specialize in supplying high-end environmental testing equipment. Whether you need reliable simulation of extreme temperatures and humidity, precise environmental control for critical product validation, or robust chambers for large-scale material testing, our team ensures the Alltest ACW-769 Panel Walk-In (Thermotron WP-769) delivers maximum performance for your application.
