Zetron Instrument focuses on providing customized solutions for precision analysis and monitoring.

LCD Digital Overhead Stirrer for Laboratory High Viscosity Mixing – OS20/40/70-Pro

Overhead Stirrer for Chemical, Pharmaceutical and Research Laboratories – OS-Pro Series

Specifications	OS20-Pro OS40-Pro		OS70-Pro
Max.stiring quantity[H₂O]	20L	40L	70L
Speed range	50~2200rpm	50~2200rpm	50~1100rpm
Speed display accuracy	±3rpm	±3pm	±10rpm
Time settingsrange			0-99h59min
Max.torque	40N ·cm	60N ·cm	300N ·cm
Viscosity max.	10000mPa ·s	50000mPa ·s	100000mPa ·s
Weight	2.8kg	2.8kg	3.2kg
Motortype	Brushless DC motor	BrushlessDC motor	Brushless DC motor
Voltage,Frequency	100~240V,50/60 Hz	100~240V,50/60 Hz	100-240V,50/60Hz
Speed display	LCD	LCD	LCD
Torque display	LCD	LCD	LCD
Overload protection display	LCD	LCD	LCD
Chuckclamp range diameter	0.5~10mm	0.5~10mm	0.5~10mm
Motor input/output power	60W/50W	120W/100W	180W/160W
Power	70W	130W	200W
Dimension[WxHxD]	83x220x186mm	83×220x186mm	83x220x186mm
Protection class	IP21	IP21	IP21
Permissible ambient temperature and humidity	5~40°℃,80%RH	5-40°,80%RH	5-40℃,80%RH
Data interface	RS232	RS232	RS232