PolyScience - Div. Of Preston Industries, Inc.

Manual Polarimeter is accurate to 0.1° of rotation.
Optics & Photonics

Manual Polarimeter is accurate to 0.1° of rotation.

Used in chemical, pharmaceutical, sugar, and educational laboratories, SR-6 is suited for quality control, teaching, and general polarimetry measurements. Unit is available with full circle (0-180° right and left) or half circle (0-90° right and left) scale and comes with halogen light source, magnifying lens, and 200 mm measuring tube. Transformer is included for 120 Vac, 60 Hz or 220 Vac, 50...

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Recirculators provide liquid-to-liquid cooling.
Material Handling & Storage

Recirculators provide liquid-to-liquid cooling.

Designed for cooling applications where quiet operation is required, 4200 Series provides up to 4,500 W of heat removal and can maintain process temperatures from 61-104°F with 2.0°F stability or better. Units transfer waste heat directly to facility's water supply via liquid-to-liquid heat exchanger. Temperature is controlled via microprocessor-based controller, which automatically compensates...

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Chiller provides heat removal for lasers and EDM equipment.
HVAC

Chiller provides heat removal for lasers and EDM equipment.

Suited for devices that use deionized water or coolants with high dielectric properties, air-cooled Durachill(TM) DCA180 handles process temperatures from 41-95°F while providing up to 6,000 W of cooling at 86°F ambient. Unit is available with DI water compatible wetted parts, conductivity control, ambient tracking, and choice of centrifugal or turbine pump. Features include temperature control...

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Recirculating Chillers offer process protection features.
HVAC

Recirculating Chillers offer process protection features.

PolyScience 5000 and 6000 Series use adjustable temperature, pressure, and flow rate alarms to warn users of problems. Suited for cooling laboratory and industrial processes and equipment, products are capable of maintaining process temperatures from -10 to +70°C with ±0.1°C stability. Compact, portable units feature temperature and pressure/flow rate digital readouts, one-touch temperature...

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Recirculating Chillers offer process protection.
HVAC

Recirculating Chillers offer process protection.

PolyScience 6000 Series Chillers alert users instantly when process parameters such as fluid temperature, fluid pressure, fluid flow rate, or ambient temperature fall outside user-set limits. Featuring quiet operation, they maintain process temperatures from -10° to +40°C with ±0.1°C stability. Process fluid temperature and pressure/flow rate are displayed on digital readouts. Products are...

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Laser Chiller fits under workbench.
HVAC

Laser Chiller fits under workbench.

Capable of maintaining process temperatures from 41-95°F, Durachill(TM) DCA180 provides up to 6 kW of cooling at 86°F ambient. Standard features include air cooling, one-touch temperature control with LED readout, digital pressure/flow rate readout, and analog/serial output capability. Integral alarms are provided for temperature, pressure, flow rate, and low liquid level. Unit measures 26.5 x...

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Portable Chillers offer 1½, 2, or 3 hp compressors.
HVAC

Portable Chillers offer 1½, 2, or 3 hp compressors.

DURACHILL(TM) Chillers provide up to 35,827 BTU/hr heat removal. They offer user-adjustable temperature, pressure, and flow rate alarms, as well as automatic condenser pressure cutouts. Units are suited for process temperatures from 41-95°F and can maintain set point temperature with ±0.9°F stability. Air- and water-cooled chillers include digital microprocessor temperature control and LED...

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Portable TCU provides independent temperature control.
Agricultural & Farming Products

Portable TCU provides independent temperature control.

Suited for applications attached to central cooling systems, compact Model 426 Temperature Control Unit (TCU) permits separate cooling processes to run simultaneously from one cooling source. It combines microprocessor control, internal pressure regulation, and fluid mixing to deliver cooling water to equipment. Liquid-to-liquid heat exchanger cools down to 5°C above source water temperature...

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Recirculating Chillers have temperature/pressure alarms.
HVAC

Recirculating Chillers have temperature/pressure alarms.

Able to maintain process temperatures from -10 to +70°C with ±0.1°C stability, chillers incorporate digital pressure/flow rate display and user-settable temperature, pressure, and flow rate alarms. Compact, portable units are available with -¼-1 hp compressors and can be equipped with centrifugal, positive displacement, or turbine pumps. They offer one-touch temperature control, ambient...

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Recirculator provides heat removal for industrial equipment.
Material Handling & Storage

Recirculator provides heat removal for industrial equipment.

Model 3370 Liquid-to-Air Recirculator delivers 13,640 BTU cooling capacity at 68°F and can handle liquid temperatures as high as 170°F. Positive displacement pump circulates fluid at up to 1.5 gpm to equipment, back into reservoir, and through fan-cooled radiator, which removes heat. Built-in, low-liquid level indicator safeguards reservoir and circulation system. Pump and cooling system are...

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