Thermal Mass Flow Meters

SIG In-Line Series Models / Specifications
Models
Pipe Size x
Flow Body Length1 or
Flange
(Face-to-Face)
In-Line Models
Max Full Scale (SCFM)2, 3
1/4" x 6" SIG-025 25
3/8" x 6" SIG-030 45
1/2" x 7" SIG-050 75
3/4" x 7" SIG-075 130
1" x 8" SIG-100 200
1-1/4" x 10" SIG-125 350
1-1/2" x 12" SIG-150 500
2" x 12" SIG-200 820
2-1/2" x 12" SIG-250 1100
3" x 12" SIG-300 1800
4" x 12" SIG-400 3150
1 - Flow Conditioning built in to Flow Meter pipe sizes 3/4" and up
2 - Max Full Scale available for many gases, such as pressurized Air or Nitrogen. Some gases such as Hydrogen may be limited. Contact Sage for details. Calibrations above 500 SCFM may be extrapolated
3 - SCFM = Standard Cubic Feet Per Minute. 1 SCFM = 1.7 NCMH. Sage standard conditions for calibration are 70°F and 29.92" Hg. Note, Max Full Scale is based on a maximum Velocity of 35,000 Standard Feet Per Minute (SFPM)
 
Specifications
 
General
Function Microprocessor-based In-Line Mass Flow Meters for gases
Flow Element Constant Temperature Thermal Mass Flow Element consists of two
316 SS clad platinum-wound RTDs
Flow Rate Output Signal 4-20 ma isolated output linearly proportional to mass flow rate
Temperature Output Signal 4-20mA isolated linear temperature signal from 40°F to 200°F.
(i.e. this product has both a flow and temperature output)
Power 24 VDC with current dissipation of less than 350 ma with backlight on
(less than 250 ma with backlight off), or 115VAC/230 VAC
Communication RS232 Communication and Menuing Software (Sage VIP)
Sensor Drive Circuit Proprietary Sensor Drive Circuit provides enhanced flow signal stability and insensitivity to process temperature changes
Display / Keypad 2 Line 2 x 16 large format back-lit display with standard 4-Button Keypad. Flow Rate (top line), Total and Temperature (bottom line)
Menu Navigation 4-Button Touch Screen Display Keypad and RS232 with navigational software (Sage VIP) standard. Touch Screen Display technology (the cover does not need to be opened to access Menuing System)
Multiple Channel Capability Up to four totally independent calibrations. Calibrate for four different gases, different sensitivities, and/or different configurations (Channels A–D). Channels can be keypad, laptop or externally selectable (via contact closures)
 
Flow Range / Sizes
Units of Measurement Flow–SCFM, SCFH, SCFD, SCCM, NCMM, NCMH, KG/S, KG/M, KG/H, KG/D, LBS/S, LBS/M, LBS/H,LBS/D, SLPM, SLPH; Temperature–°C and °F
In-Line Meters Full Scale up to 3150 SCFM (4" Flow Meter). Resolve as low as .003 SCFM (1/4" Flow Meter).Male NPT fittings standard. 150# and 300# flanged ends optional
 
Performance
Standard Flow Accuracy +/-1% of Reading +0.5% of Full Scale
Repeatability 0.2% of Full Scale
Turndown Up to 1000:1
Calibration Sage Metering’s National Institute of Standards Traceable (NIST) calibration facility
Gas Temperature Std.: -40°F to 200°F (-40°C to 93°C ); HT01: 200°F to 350°F (93°C to 177°C )
Integral Enclosure Temperature 0° to 150°F (-18°C to 65°C ). Contact Sage for lower temperature ranges
Pressure Rating 500 psig (1000 psig optional)
Response Time 1 second (each time constant) for flow change
Relays Two dry contact Relays suitable for Pulsed Outputs of Totalized Flow or
configurable to Trip High or Trip Low
Wetted Parts 316L Stainless Steel for Flow Bodies, Sensor Flow Elements and Flow Conditioners. Hastelloy (recommended for Chlorine Gas) and other materials optional
Limited Warranty Sage Metering's Series of Thermal Mass Flow Meters are warranted against faulty materials or workmanship for one year from the date of delivery to the buyer. After issuance of a Return Meter Authorization (RMA) by Sage, and upon receipt of the defective meter, Sage will either repair or replace the defective meter at its sole option and at no cost to the purchaser

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