BROOKS 5850EM Series Metal Sealed Thermal Mass Flow Controllers
Proven long-term stability. Ultra-pure performance for high pressure applications.
Description
Proven long-term stability. Ultra-pure performance for high pressure applications.
Models 5850EM / 5851EM
Performance | |
Repeatability | 0.2% of rate |
Response Time | Normally Ciosed Valve: <3 secOptional: 600 msec |
Flow Range (Full Scale Capacity) | 3 socm -30,000 sccm |
Linearity | ±0.5% FS.(included in accuracy) |
Accuracy | 19 F.s. incl. linearity 1.5%6 FS. incl: linearity >20 slpm |
Multi-Gas & Range Configurability | – |
Pressure Transient Insensitivity | – |
Control Range | 2.3%-100% |
Number of Bins | N/A |
Valve Shut Down | N/A |
Zero Stablllty | <±0.5% F.5. per year |
Mechanical | |
Wetted Materials | Valve Seat: 316L, Vitons fluoroelastomers, Buna-N, Kalrez® or Teflon® |
Seal Material | Metal |
Level of Purity/ Surface Finish | 316L VAR, 316L, and high alloy ferritic stainless steel |
Valve Options | Normally Closed, Normally Open Meter (no valve) |
Electrical | |
Analog communication |
4-20 mA
0-5 Vdc
|
Digital Communication | – |
Electrical Connection |
15 Pin D Connector(DA-15P) |
Power Supply/Consumption |
Normally Closed valve: 3.25 watts
Normally Open valve: 10.5 watts
|
Ratings | |
Max Temperature | 65°C |
Max Pressure | 1500 psi |
PDifferential Pressure Range |
5 -50 psi (gas and range dependent)
|
Leak Integrity |
1×10-10 atm cc/sec He
|
Diagnostics & Display | |
Diagnostic Capability | – |
Status Lights |
MFC Health, Network Status |
Alarms | Control Valve Output, Network Interruption |
Diagnostic/Service Port | N/A |
Compliance | |
EMC | (89/336/EEC) per 61326 |
Environmental Compliance | N/A |
Features:
- Long-term zero stability of less than 0.2% full scale per year
- Settling time of less than 3 seconds with negligible overshoot/undershoot when commanding changes
- Wide flow range from 3 sccm up to 30,000 slpm
- High pressure rating of up to 1,500 psi
- Optional enhanced internal process finish with a 5µ inch Ra average
- Removable flow sensor
- Insensitive to mounting attitude
- Mechanical and electrical compatibility with other mass flow controllers
- TTL compatible “valve off” and purge function
Benefits:
- All-metal flow path enhances gas purity and reduces leaks
- Proven long-term stability and accuracy across a broad range of processes and applications
- Excellent return on investment due to reliable performance
- Removable flow sensor eliminates the need for continuous monitoring and readjustment of gas pressures
- Easy installation and servicing with analog-only inputs/outputs
Applications:
- Fiber Optic
- LED/MOCVD
- Semiconductor
- Solar