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__________________________ MODEL 2234 DIGITAL FLOW COMPUTER
1.2
SPECIFICATIONS
1.2.1 INPUTS
Pressure, Densitometer and Temperature
1.
Number of Inputs -
·
·
·
·
2.
Type Input - Differential for 4 - 20 mA signal from any range
transducer within the range of:
·
·
·
·
3.
Differential Input Range - 3 to 21 mA.
4.
Differential Input Resistance - 250 Ohms ±0.05%.
5.
Differential Input Filter - -52 db @ 60 Hz.
6.
Common Mode Input Range - 0 V to +15 V with respect to
"common".
7.
Common Mode Input Resistance - Greater than 10 meg Ohms.
8.
Common Mode Rejection Ratio - Greater than 2000: 1.
4
One - Static Pressure, scaled in PSIA
Five - Differential Pressure, scaled in inches of water.
One - Density, scaled in LBF3.
One - Temperature, scaled in
0 - 5000 PSIA for Static Pressure
0 - 1000 inches of water for Differential Pressure
0 - No upper limit LBF3 for Density
o
o
-50
F to +250
F for Temperature
o
F.
SECTION 1
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