LCD Digital Overhead Stirrer OS70-Pro / OS40-Pro / OS20-Pro

An overhead stirrer is suitable for a mixture of high viscosity liquid or solid-liquid. Widely used in chemical synthesis, pharmaceutical, physical and chemical analysis, petrochemical, cosmetics, health care, food, biotechnology, and other fields.

Features

  • High reliability and outstanding performance. 
  • LCD display for precise monitoring of set and actual speeds, a wide range of speed from 50 to 2200rpm with control accuracy of  ±3rpm.
  • Brushless DC motor for long life, maintenance free, and explosion proof Torque trend display for real-time information on viscosity 、changes.
  • Safety circuits allow for a safe stop function in anti-stall or overload conditions.
  • Smooth operation prevents accidental spillage and splashing.
  • Provides constant speed even with changes in the viscosities of the samples.
  • Remote functions provide PC control and data transmission.
  • Availability of auto-restart function in case of power loss for overnight operations.
Overhead Stirrer OS70-Pro OS40-Pro OS20-Pro structure

Specifications

 Specifications

OS20-Pro

OS40-Pro

OS70-Pro

Max. stirring quantity[H2O]

20L

40L

70L

Power

70W

130W

200W

Motor type

brushless DC motor

brushless DC motor

brushless DC motor

Motor input power

60W

120W

180W

Motor output power

50W

100W

160W

Speed range

50-2200rpm

50-2200rpm

50~1100rpm

Speed display accuracy

±3rpm

±3rpm

±10rpm

Speed display

LCD

LCD

LCD

Torque display

LCD

LCD

LCD

Voltage

100-220V, 50/60 Hz

100-220V, 50/60 Hz

100-220V, 50/60 Hz

Overload protection display

LED lights

LED lights

ED lights

Max. torque

40Ncm

60Ncm

300N•cm

Viscosity max.

10000mPas

50000mPas

100000mPa•s

Chuck range diameter

0.5-10mm

0.5-10mm

0.5-10mm

Dimension[W×D×H]

83x220x186mm

83x220x186mm

83x220x186mm

Weight

2.8kg

2.8kg

3.2kg

Protection class

IP21

IP21

IP21

Permissible ambient temperature and humidity

5-40°C 

80%RH

5-40°C

80%RH

5-40°C

80%RH

Data connector

RS232

RS232

RS232

 

OS-PRO-A