5850E and i Series

5850E & i Series Elastomer Sealed Thermal Mass Flow Controllers & Meters

Long-term device stability keeps your production on-target.

Models 5850E, i / 5860E, i / 5851E, i / 5861E, i / 5853E, i / 5863E, i

Every product line has a workhorse — our 5850E and 5850i Series thermal mass flow controllers fit the bill. Actively in use for decades in thousands of applications worldwide, they utilize a unique, extremely stable flow sensor to provide the reliable, accurate and repeatable measurement and control that today’s demanding industrial manufacturing processes require.

Features

Long-term zero stability of <0.2% full scale per year
Fast flow response to command changes with negligible overshoot/undershoot
Wide range of flow ratings – from 3 sccm up to 1000 slpm
High pressure rating – up to 1,500 psi
Removable flow sensor
Insensitive to mounting attitude
Mechanically and electrically compatible with other mass flow controllers
Electrically activated valve override
Corrosion-resistant valve

Benefits

Proven long-term stability and accuracy across broad process and application range
Excellent return on investment due to reliable performance
Removable flow sensor eliminates need for continuous monitoring and readjustment of gas pressures
Easily installed and serviced due to analog only input/outputs

Applications

Chemical and petrochemical catalyst research and pilot processes
Laboratory and analytical systems
Life sciences bioreactors
Solar

Specifications

Ratings Mechanical Compliance Electrical Diagnostics

Performance
Differentiator	Proven Reliable Performance Long Term Stability Easy to Change Range and Recalibrate in the Field
Product Type
Flow Range (Full Scale Capacity)	0 – 1000 slpm
Accuracy	1% of FS 1.5% of FS > 20 slpm
Repeatability	0.25% of Rate
Linearity	Included in accuracy
Response Time	E Series Controllers: < 3 seconds I Series Controllers: < 6 seconds Meters: 6 Seconds
Multi-Gas & Range Configurability	–
Max Pressure	Controllers: 1500 psig Meters: up to 4500 psig on some models
Control Range	50:1
Zero Stability	< 0.2% F.S. per year
Flow Temperature Coefficient	Zero: <0.075% of F.S per oC Span: <1.0% of S.P. over 10-50 oC
Input / Output	0-5 Vdc I Series: 0-20 mA; 4-20 mA
Max Temperature	65^oC
Size	Medium
Certifications/Approvals	–
Power Supply / Consumption	< 10.5 watts
Electrical Connection	D-type connector
Digital Communication	–
Analog Communication	0-5 Vdc 0-20 mA 4-20 mA
Diagnostic Capability	–
Seal Material	Elastomer Seal

BCN (+34) 93 864 68 43

MAD (+34) 91 864 6843

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