8
REPEATABILITY:
±0.5% of full scale.
TEMPERATURE COEFFICIENT:
0.15% of full scale/
F
C.
PRESSURE COEFFICIENT:
0.01% of full scale/psi (0.07 bar).
RESPONSE TIME: FMA 5400A/5500A Series Max. Flow 10 L/min:
300ms time
constant; approximately 1 second to within ±2% of set flow rate for
25% to 100% of full scale flow.
FMA 5400A/5500A Series Max. Flow 50 & 100 L/min:
600ms time
constant; approximately 2 seconds to within ±2% of set flow rate for
25% to 100% of full scale flow.
FMA 5400A/5500A Series Max. Flow 200, 500 & 1000 L/min:
1800ms time constant; approximately 5 seconds to within ± 2% of
set flow rate for 25% to 100% of full scale flow.
MAX GAS PRESSURE:
1000 psig (69 bars) FMA 5400A/5500A Series Max. Flow 10, 50 and
100 L/min; 500 psig (34.5 bars) Series Max. Flow 200, 500 & 1000 L/min. Optimum pressure
is 20 psig (1.4 bars).
TURNDOWN RATIO:
40:1.
MAX DIFFERENTIAL PRESSURE:
50 psid (345 kPa) for 5400A/5500A 10/50/200/500/1000
AND 40 psid (276 kPa) for 5400A/5500A 100.
GAS TEMPERATURE:
32
F
F to 122
F
F (0
F
C to 50
F
C).
AMBIENT TEMPERATURE:
14
F
F to 122
F
F (-10
F
C to 50
F
C).
GAS RELATIVE HUMIDITY:
Up to 70%.
MAXIMUM INTERNAL LEAK:
0.5% FS.
LEAK INTEGRITY:
1 x 10
-9
sccs He max to the outside environment.
ACCURACY:
FMA 5400/5500 Series Max. Flow 10, 50, 100 L/min:
±1.0% F.S.
FMA 5400A/5500A Series Max. Flow 200, 500 and 1000 L/min:
See table below.
ACCURACY % FS
OPTIONAL ENHANCED ACCURACY % FS
MODEL
FMA 5400A/5500A Series Max.
Flow 200, 500 and 1000 L/min
MODEL
FMA 5400A/5500A Series Max.
Flow 200, 500 and 1000 L/min
FLOW
RANGE
20-100%
0-20%
FLOW
RANGE
20-100%
0-20%
ACCURACY
±1.5%
±3%
ACCURACY
±1%
REF DATA with ±1%
