FCI ST100A Series, Installation, Operation And Maintenance Manual

Page: 11 / 170

ST100A Series Flow Meter GENERAL
Fluid Components International LLC 3
Technical Specifications
Instrument
■ Measuring Capability
ST1XX Models: Flow rate, total flow and temperature
STP1XX Models: Flow rate, total flow, temperature and pressure
■ Basic Style
ST100A: Insertion, single-point
ST100AL: In-line (spool piece), single-point
ST102AA: Insertion, dual-element system
ST110A: Insertion, single-point with VeriCal™ capability
ST112AA: Insertion, dual-element system with VeriCal capability
STP100A: Insertion, single-point with pressure measurement
STP110A: Insertion, single-point with pressure measurement and
VeriCal capability
■ Flow Measurement Range
Insertion Style: 0.25 SFPS to 1000 SFPS [0,07 NMPS to 305 NMPS]
ST100AL In-line: 0.0062 SCFM to 1850 SCFM
[0.01 NMCH to 3,140 NMCH]
– Air at standard conditions; 70 °F and 14.7 psia [21 °C and
1,01325 bar(a)]
■ Temperature Measurement Range
Up to 850 °F [454 °C] commensurate with element; see
Operating Temperature in Flow Element specification
■ Pressure Measurement Range (STP Models)
Available Ranges:
0 psig to 50 psig [0 bar(g) to 3,4 bar(g)]
0 psig to 160 psig [0 bar(g) to 11 bar(g)]
0 psig to 500 psig [0 bar(g) to 34 bar(g)]
0 psig to 1000 psig [0 barg to 70 bar(g)]
Refer also to STP Models: Additional Specifications on Pressure
Sensor on page 4 .
■ Environmental Conditions
Maximum Relative Humidity: 93%
Maximum Elevation: 6561’ [2000 m]
OVERVOLTAGE CATEGORY II
POLLUTION DEGREE 2
■ Media
All gases that are compatible with the flow element material
■ Accuracy
Flow:
Gas Specific Calibration: ±0.75% reading, ±0.5% full scale
Temperature:
±2 °F [±1.1 °C] (display only, flow rate must be greater than 5
SFPS [1,5 m/sec])
Pressure (STP Models):
±0.25% full scale pressure range
■ Response Time (Flow)
1 second to 63% of final value (one step change) typical with –FP
or –FPC type flow element operating in AST mode
■ Temperature Coefficient
With optional temperature compensation; valid from 10% to
100% of full scale calibration
Flow: Maximum ±0.015% of reading / °F up to 850 °F
[±0.03% of reading / °C up to 454 °C]
■ Repeatability
Flow: ±0.5% reading
Temperature: ±1 °F [± 0.6 °C] (flow rate must be greater than 5
SFPS [1,5 NMPS])
■ Turndown Ratio
Normally factory set and field adjustable from 2:1 to 100:1 within
calibrated flow range; up to 1000:1 possible with factory
evaluation of application.
■ Temperature Compensation
Standard: ±30 °F [±16 °C]
Optional: ±100 °F [±55 °C]
■ Agency Approvals
FM, FMc: FM20US0094X / FM20CA0042X
Class I, Division 1, Groups B, C, D
Class II, III, Division 1, Groups E, F, G
Class I, Division 2, Groups A, B, C, D
Class II, Division 2, Groups E, F, G
Class III, Division 1, 2
Type 4X, IP66/IP67
T6 Ta = –40°C to 42°C
T5 Ta = -40°C to 57°C
T4A Ta = -40°C to 65°C
ATEX/IECEx: FM20ATEX0022X / IECEx FMG20.0025X
II 2 G Ex db IIC T6...T4 Gb
II 2 D Ex tb IIIC T85°C...T135°C
IP66/67
T6/T85°C: -40°C<Ta<+42°C
T5/T100°C: -40°C<Ta<+57°C
T4/T135°C: -40°C<Ta<+65°C
Other: CE Marking
Probe complies with Canadian electrical code
requirements of ANSI/ISA 12.27.01-2011 as a single
seal device.
■ SIL/IEC 61508: SIL 1 Compliant, SFF 71.1% to 79.1%
■ Calibration: Performed on NIST and and ISO/IEC 17025
traceable flow stands and equipment
■ Other: Follows best practices and guidelines as set forth in
ISO 14511; complies with ISO 14164
■ Storage Temperature
-76 to 150 °F [-60 to 65 °C]