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SIZING A DRESSER ROOTS METER
DETERMINE YOUR MAXIMUM HOURLY FLOW RATE IN
CUBIC FEET GAS METERS ARE AVAILABLE
IN "COUNTER VERSION".
PER HOUR (1000 BTU'S/HR. OF NATURAL GAS EQUALS 1 CFH), AND
DUAL COUNTER, UNCORRECTED &
CORRECTED, TEMPERATURE THE PRESSURE AT THIS FLOW RATE. THE BTU INPUT RATING
CAN
INTEGRAL BATTERY POWERED
PRESSURE &
NORMALLY BE FOUND ON THE BURNER NAMEPLATE. FIND THE VALUE
TEMPERATURE CORRECTION.
LARGER THAN YOUR MAXIMUM FLOW RATE IN THE ROW
OR
REPRESENTATIVE OF YOUR OPERATING PRESSURE. THE PROPER
SLOW PULSE OUTPUTS, FOR REMOTE
TOTALIZING.(ICPWX)
METER MODEL HEADS THE COLUMN. (i.e., MAXIMUM LOAD OF
FAST PULSE
OUTPUTS FOR REMOTE RATE & TOTAL. (CEX)
100,000 CFH AT 100 PSIG REQUIRES A 16M175) * ROOTS "B3"
| MODEL BASE RATING |
8C175 800 |
11C175 1100 |
15C175 1500 |
2M175 2000 |
3M175 3000 |
5M175 5000 |
7M175 7000 |
11M175 11000 |
16M175 16000 |
23M125 23000 |
38M125 38000 |
56M175 56000 |
102M125 102000 |
| P S I G CORRECTED CAPACITY AT METERING PRESSURE - IN MSCFH , "THOUSANDS OF CUBIC FEET / HOUR" | |||||||||||||
| 1 | 0.84 | 1.15 | 1.6 | 2.09 | 3.1 | 5.2 | 7.3 | 11.5 | 16.7 | 24.0 | 39.7 | 58.5 | 106.6 |
| 10 | 1.33 | 1.82 | 2.5 | 3.31 | 5.0 | 8.3 | 11.6 | 18.2 | 26.5 | 38.1 | 62.9 | 92.7 | 168.9 |
| 50 | 3.50 | 4.81 | 6.6 | 8.74 | 13.1 | 21.9 | 30.6 | 48.1 | 70.0 | 100.6 | 166.1 | 244.8 | 445.9 |
| 70 | 4.58 | 6.30 | 8.6 | 11.50 | 17.2 | 28.7 | 40.1 | 63.0 | 91.7 | 131.8 | 217.7 | 320.9 | 584.5 |
| 100 | 6.21 | 8.54 | 11.7 | 15.50 | 23.3 | 38.8 | 54.4 | 85.4 | 124.3 | 178.6 | 295.1 | 434.9 | 792.1 |
| 125 | 7.57 | 10.40 | 14.2 | 18.9 | 28.4 | 47.3 | 66.2 | 104.1 | 151.4 | 217.7 | 359.6 | 530.0 | 965.3 |
| 175 | 10.3 | 14.10 | 19.0 | 25.70 | 39.0 | 64.0 | 90.0 | 141.0 | 206.0 | N/A | N/A | N/A | N/A |
ROOTS ALSO OFFERS A WIDE SELECTION OF METERS FOR HIGH
PRESSURES, 300 PSIG TO 1440 PSIG!
DO I NEED PRESSURE AND OR TEMPERATURE COMPENSATION? CALL TODAY: 1-800-922-8897