The Associated Environmental LH-6 is a benchtop environmental test chamber designed for simulating precise temperature and humidity conditions. This model offers a compact footprint suitable for laboratory environments, enabling the testing of small components and materials under controlled environmental stresses. The chamber is engineered for reliability and ease of maintenance, supporting both long-term steady-state testing and dynamic cycle testing.
### Technical Specifications
* **Model:** LH-6
* **Workspace Volume:** 5 to 5.8 cubic feet (141.58 to 168 liters)
* **Internal Dimensions:**
* 20.0″ W x 18.0″ D x 24.0″ H (508 mm W x 457.2 mm D x 609.5 mm H)
* (Some sources list internal dimensions as 24″ H x 20″ W x 18″ D)
* **Exterior Dimensions:**
* 33.5″ W x 36.0″ D x 46.7″ H (850.9 mm W x 914.4 mm D x 1186.2 mm H)
* (Some sources list exterior dimensions as 46″ H x 33″ W x 31″ D)
* **Overall Dimensions (including standard floorstand):** 34.7″ W x 38.9″ D x 72.2″ H
* **Temperature Range:**
* Standard: -20°C to +94°C (-4°F to +201.2°F)
* Some sources indicate a range starting from -10°C or 0°C with variations in the upper limit.
* **Humidity Range:**
* Standard: 10% to 95% RH
* Some sources specify 20% to 95% RH, or 20% to 98% RH.
* The upper humidity range is often limited by a specific dew point (e.g., +4°C Td). An optional feature may extend the humidity range to 98%.
* **Temperature Control Accuracy:** ±0.5°C at the sensor
* **Humidity Control Fluctuation:** ±2% RH at the sensor
### Electrical
* **Power Requirements:** 110-120 VAC, 1 Phase, 60 Hz
* **Facility Power Receptacle:** NEMA 5-20
* **Full Load Amps:** 20 A
* **Voltage Configurations:** Some sources indicate 220 Volts single phase 60 Hz is also available for specific configurations (e.g., LH-6/-20 model).
### Interfaces and Control
* **Instrumentation:** AESONE CONNECT® instrumentation for remote monitoring and data logging.
* **Controller Options:**
* Manual set digital controllers
* Watlow 998 controller
* Watlow EZ-ZONE programmer/controller
* AESONE CONSOLE operable controls for interior light
* **Access Port:**
* Standard: 3-inch diameter port on the left wall.
* Some sources mention a 2-inch diameter port.
* **Gas Inlet:** Compatible with GN2 purge and dry air purge.
* **Computer Interface Options:** RS-232C, RS-422, and IEEE-488 interfaces may be available as optional extras.
### Physical and Construction
* **Cabinet Construction:** Heavy-gauge, cold-rolled steel with a powder coat finish (bone color, textured matte).
* **Internal Workspace Construction:** Type 304 stainless steel.
* **Door:** Full opening door with an adjustable manual latch.
* **Viewing Window:** Multipane 12″ x 12″ viewing window (no heat available).
* **Interior Light:** Yes, with an exterior switch on the cabinet face and operable via AESONE CONSOLE.
* **Shelving:** One fully adjustable wire-grid stainless steel shelf.
* **Mobility:** Will fit through a 36-inch doorway.
* **Floorstand:** Comes standard on a floorstand with casters.
* **Weight:**
* Approximate Product Weight: 480.0 lbs (218 kg) without added options.
* Approximate Shipping Weight: 590.0 lbs (268 kg) without added options.
### System Components
* **Heating System:** Open ceramic-core nichrome heaters.
* **Cooling System:** Self-contained, compact, mechanical, single-stage refrigeration system.
* **Humidity System:** Steam generator humidity system. Some units may feature a self-contained, recirculating humidity system with a 6-gallon reservoir.
### Safety Features
* High/Low-temperature limit controller.
* Over-temperature heat fusing.
* Low water steam generator over-temperature circuit.
* Refrigeration system over-pressure safety circuit.
* TUV Rheinland certified meeting UL 61010-1, US, C, E standards.
### Compatibility
* The LH-6 is designed for steady-state and cycle testing of components and materials.
* Compatibility with specific controller interfaces (e.g., RS-232C, IEEE-488) can be confirmed for optional configurations.
### Maintenance and Operation
* Designed for minimal maintenance.
* Technical support may be provided for initial applications.
* Operator instruction manuals for both the chamber and controller are typically provided.
* Requires water connection for the humidity system. Water quality recommendations should be followed.
Why Choose Aumictech for the Associated Environmental LH-6?
At Aumictech, we specialize in supplying high-end environmental test chambers. Whether you need precise temperature and humidity simulation for component validation, accelerated life testing, or material characterization, our team ensures the Associated Environmental LH-6 delivers maximum performance for your application.
