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flO%
SLM/24
VDC
flO%;
0 to 50 SLM/15 VDC
mA
into 1000 ohm
maximum load resistance for 24 VDC supply (500 ohm/l5
VDC supply).
CONTROL RANGE: Calibrated for 10 to 100% of full scale.
INPUT POWER: 0 to 15
kg/cm*)
optimum.
GASES: Most gases (e.g., air, nitrogen, methane, carbon
dioxide, argon, helium, hydrogen); check compatibility with
wetted materials; specify when ordering.
OUTPUT SIGNALS: Linear O-5 VDC into 2000 Ohm minimum
load resistance standard or linear 4-20
kg/cm*)
differential standard; 30 PSI (2 (0.35-3.5
nm3/h).
FMA-1900 SERIES MINIMUM DP REQUIREMENTS: 5-50
PSI
“C (70°F). Other ranges in other units are available (e.g.,
SCFH or
.l
“D”
connector is provided for power input, output signal and set
point control. FMA-1900 is available in several basic configu-
rations with either NPT (female) or compression inlet/outlet
fittings, and with or without the optional power supply.
l&Specifications
FLOW RATES: O-10 SCCM to O-50 SLM; flow ranges speci-
fied are for an equivalent flow of nitrogen at 760 mm Hg and
21
15-pin
mA
output
signals, which are linearly proportional to gas mass flow rate,
are provided for recording, data-logging, or control. A
The versatile FMA-1900 product digitally displays the mass
flow rate directly in engineering units or percent of full scale.
The FMA-1900 is a transducer requiring a regulated 24 VDC
external power source. The O-5 VDC and 4-20