Omega FMA 4000 User Manual
Page 12
CAUTION: Omega makes no expressed or implied guarantees of corrosion
resistance of mass flow meters as pertains to different flow media reacting with
components of meters. It is the customers' sole responsibility to select the
model suitable for a particular gas based on the fluid contacting (wetted)
materials offered in the different models.
INLET AND OUTLET CONNECTIONS: Model FMA 4000 standard 1/4" compression fittings.
Optional 1/8" or 3/8" compression fittings and 1/4" VCR fittings are available.
DISPLAY: Optional local 2x16 characters LCD with adjustable backlight (2 lines of text).
CALIBRATION OPTIONS: Standard is one 10 points NIST calibration.
Optional, up to 9 additional calibrations may be ordered at additional charge.
CE COMPLIANCE: EMC Compliance with 89/336/EEC as amended.
Emission Standard: EN 55011:1991, Group 1, Class A.
Immunity Standard: EN 55082-1:1992.
8
ƽ
*Flow rates are stated for Nitrogen at STP conditions [i.e. 70
F
F (21.1
F
C) at 1 atm].
For other gases use the K factor as a multiplier from APPENDIX III.
TABLE IV PRESSURE DROPS
MODEL
FLOW RATE
[std liters/min]
MAXIMUM PRESSURE DROP
[mm H
2
O]
[psid]
[kPa]
FMA 4000
up to 10
130
0.18
1.275
CODE
scc/min [N
2
]
CODE
std liters/min [N
2
]
00
0 to 5
07
0 to 1
01
0 to 10
08
0 to 2
02
0 to 20
09
0 to 5
03
0 to 50
10
0 to 10
04
0 to 100
05
0 to 200
06
0 to 500
TABLE I FMA 4000 LOW FLOW MASS FLOW METER*
FLOW RANGES
MODEL
WEIGHT
SHIPPING WEIGHT
FMA 4000 transmitter
2.20 lbs. (1.00 kg)
3.70 lbs. (1.68 kg)