Thermal Mass Flow Meter for Gases
Sierra
TAG Informations (pls. complete):
Gas:
Pipe size/diameter: mm
Exact inner pipe diam: mm
Operating pressure: bar a
Operating temperature: °C
Flow range: Nl/h
Orders with incomplete tag informations cannot be
processed!
Sierra-Model 620S - "Fast-Flo"
Type code: 620S-L06-M1-EN2-V4-DD-10
Fast Flow™ Insertion Flow probe, to measuere various
gas flow rates in different pipe sizes
Probe shaft: made of stainless steel 304 SS
(1.4301),
Sensor materials: glas coated, Epoxy resin.
Probe diameter: 3/8“(9,525 mm),
Electronics: including "Smart" type electronics with high/low alarm output.
SMART-Interface for Mod. 620S, incl. connection
cabel and configuration /Software
Max. operating temp.: -40 to 80°C
Max. operating press.: 8 bar Ü
Power supply: 15 - 18 VDC regulated, 625 mA
L06 Probe length: 150 mm
M1 Mounting access.: Compression fitting for 3/8"-
probe shaft with 1/2" NPTM
thread
EN2 Electron. enclos.: NEMA 4X (IP 65) rated enclo
sure directly mounted on the
probe
V4 Output signal: 4 - 20 mA, linear
DD Display: Digital display, 2 x 2 digit,
backlit, LCD display indicates
flow rate and totalized mass in
engineering units. For simplified
configuration settings, provides
system status information.
10 Calibration: Calibrated with nitrogen,
max. cal. pressure 8 bar g,
max. cal. temp. 80°C. Consult
product datasheets for flowrate,
pressure and temperature limits
