Benchtop Test Chambers
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Quality is more than a word Quality is more than a word

Compact chambers with extended testing ranges ESPEC's Criterion benchtop chambers offer two sizes and a variety of testing ranges. With many options, they can be configured to accommodate your specific requirements. Their narrow footprint saves valuable lab space.

Benchtop Features Models save valuable lab space Size Comparison ESPEC introduces our expanded Criterion Series. With a narrower footprint and increased performance, these test chambers provide an economical and space-saving solution for cramped labs needing to do a variety of temperature (and humidity) testing. All of the Criterion models have a 19.5 inch wide interior, which is 3.5 inches more than traditional benchtops, yet the exterior is 20% narrower. The four cubic foot models have the largest workspace found in a benchtop unit, while maintaining the smallest exterior footprint. For...

Benchtop Features Space-saving design An innovative new layout of system components helps make Criterion chambers have the smallest footprint. Keeping the refrigeration compressors and blower fan to the back of the chamber also reduces noise to the room. Useful safety features To protect from the risk of overheating, there are three levels of protection: 1. Settable within the programmer 2. An independent settable monitor 3. A thermal fuse In addition, a specimen power terminal allows the user to safely operate powered equipment inside or with the chamber. If the chamber is shut down, the...

Watlow F4T controller The F4T is the newest programmer/controller from Watlow, now with an easy to use touch-screen. It stores up to 40 different test profiles. Programming step-types available are: ramp, soak, jump/repeat, auto-start, and end. The F4T includes an Ethernet interface with familiar Modbus protocol. Optional software is available for full remote management and datalogging capability. One event relay with external output terminal is included for activating other equipment during operation. Cabinet Options • Roll-around cart with storage cabinet (suitable for chart recorder...

Chart shows example of heating and cooling ramps during IEC 60068 3-5 qualification (see page 3). Accessories included with each chamber: • Silicone plug for standard cable port • Power cable with plug (115V is NEMA 5-20, 208/230V is NEMA 6-20) • Box of wet-bulb wicks (BTL/BTX) • Operation & programming manuals, parts list & schematics (via download)

Chart shows example of heating and cooling ramps during Controlled humidity range for BTL-433 & BTX-475 models IEC 60068 3-5 qualification (see page 3). (without live load). Optional low humidity range shown in red.

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