EHS-221MD

Specifications

Item	Value
Specifications are for reference only. Please contact ESPEC for detailed information.
Interior Volume	1.62 cu. ft. 46 Liters
Interior Dimensions (W x D x H)	14" x 16.8" x 14" 350 x 430 x 350 mm
Temperature Range	105 to 142°C 221 to 289°F
Humidity Range (see chart for detail)	75% - 100% RH
Notes	Pressure: 0.02 to 0.196 MPa gauge (0 to 28 psig) . Two chambers in one unit.

Features

OPERATION FEATURES:

• Unsaturated or saturated humidity control
• Multi-mode M System (wet bulb/dry bulb) controls humidity, even during heat-up and cool-down. Fully conforms to EIA/JEDEC Test Method A110 & 102C.
• Programmable controller with temperature, humidity, and count-down display. Stores up to 10 test profiles, with 30 steps per profile.
• 12 Specimen power terminals, allows power-up of specimens (12 per workspace on “double” units)
• Two feed-through ports, each 0.75” NPT (standard on units sold in North America only)
• Automatic fill of the humidity water at the start of a test (except TPC)

CABINET FEATURES:

• Inner cylinder and door shield protect specimens from dew condensation
• Interior is shaped more like a square for easier product loading (TPC model is cylindrical)
• Two stainless steel shelves
• Set of casters for easy movement of the chamber (except double-stacked models)
• Push button door lock (except TPC)
• Bottom of the unit allows storage space for peripheral equipment

SAFETY FEATURES:

• Overheat & over-pressure protectors
• Door lock safety mechanism to prevent opening of the door while the chamber is pressurized
• Specimen power control terminal: shuts down the product power in the event of an alarm