l. Introduction

JJ-6 DC Digital Display Constant Speed Electric Stirrer is developed on basisof 6511, Df25,D90-1 and JB series electric stirrer. The permanent magnetDC motor with a strength--increasing and speed--governing circuit hasadvantages of increased moment at low speed, stable speed, no noises,continuous speed adjust and long time operation. The stainless steel stirringbar can resist corrision. JJ-6 DC Digital Display Constant Speed Electric Stirrer is an essential testing equipment forlaboratory technicians and is widely used in universities and colleges and thelaboratories of various industries like environment protection, sanitation,medical treatment, chemicals and foodstuff.

II. Structure

The instrument is made up of frame, electric motor and controllingcase. The stirring bar is to be installed on the lower end of the motor.

Ⅲ. Major Technical Data

1. Power Supply: 220V 50Hz

2. Powers of file motor: 100W

3. Speed Range: 0--2500rpm

4. Time Range: 0-- 120 minutes

5. Operation Mode: Continuous