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(800) 872-7720 | (309) 762-7716

Customer Service

Contact us to place an order or inquire about any of our products and services.

Parr Instrument Company 211 Fifty Third Street
Moline, Illinois 61265-1770
(800) 872-7720 or
(309) 762-7716
Fax: (309) 762-9453


Parr offers a full line of controllers to monitor, control, datalog and archive various parameters.  The model 4848 Reactor Controller is our general-purpose reactor controller. It can control temperature and stirring speed, and it can be equipped to monitor a redundant temperature and pressure. It can datalog and be operated remotely from a PC.

The model 4838 Reactor Controller is offered to control the temperature in non-stirred pressure vessels.  It can be expanded to include an optional pressure or redundant temperature module.

The model 4871 Process Controller is a full featured controller, which can handle either a single reactor with a wide variety of inputs and outputs or multiple reactors running independently.  It controls the entire process including gas and liquid flows through a PC interface custom tailored to the application.


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