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Brooks, Digital mfc's & mfm's – Brooks Instrument SLA5800 Series User Manual

Page 8

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1-2

Brooks

®

Digital MFC's & MFM's

Section 1 Introduction

Installation and Operation Manual

X-TMF-SLA5800-MFC-eng

Part Number: 541B027AAG

April, 2013

Reduced Cost of Ownership
The SLA5800 Series allows multi-gas and multi-range capabilities to
reduce customer inventory. Storage and pre-programming of up to 10 gas
calibrations easily permits users to switch between different gases and
ranges on a single device.

1-4 Specifications

PERFORMANCE CHARACTERISTICS:
Flow Ranges
Models SLA5850/SLA5860 - Any FS range from 0-3 ccm to 0-50 lpm (N

2

eq.)

Models SLA5851/SLA5861 - Any FS range from 20-100 lpm (N

2

eq.)

Up to 200 lpm H

2

flows possible

Models SLA5853/SLA5863 - Any FS range from 100-2500 lpm (N

2

eq.)

Control Range
Turndown: 50:1
Turndown: 100:1 with Coplanar valve option
( for any FS range from 1-50 lpm (N

2

eq.)

Accuracy (N

2

eq. at calibration conditions)

±1.0% of rate (20% - 100% FS)
±0.2% FS (below 20% FS) up to 1200 lpm
(Optional: ±0.7% of rate ±0.2% FS ("S-Series") up to
1200 lpm
Flow ranges above 1200 lpm and up to 2500 lpm: ±1.0% of full scale

Repeatability
±0.20% of rate

Settling Time/Response Time
< 1 second to within ±2% FS of final value for a
0-100% command step (better on request)
for flow rates up to 100 lpm N

2

Eq.

< 3 seconds to within ±2% FS of final value for a
0-100% command step (better on request)
for flow rates greater than 100 lpm (N

2

eq.) up to 2500 lpm (N

2

eq.)

Sensitivity to Mounting Attitude
< 0.2% FS maximum deviation from specified accuracy, after rezeroing.

RATINGS:

Temperature Sensitivity
Zero: less than 0.05% FS per °C
Span: less than 0.1% of rate per °C