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Fairbanks Nijhuis Fire Pumps: 208 Option 91 - Flow Metering System

This document provides information on flow metering systems for Fairbanks Nijhuis fire pumps, including nominal flow rates from 150 to 5000 GPM and corresponding pipe sizes, part numbers, and dimensions. Notes provide details on the flow meters such as accuracy, pressure ratings, installation requirements, and measurement ranges.

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Diego Moreno
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69 views1 page

Fairbanks Nijhuis Fire Pumps: 208 Option 91 - Flow Metering System

This document provides information on flow metering systems for Fairbanks Nijhuis fire pumps, including nominal flow rates from 150 to 5000 GPM and corresponding pipe sizes, part numbers, and dimensions. Notes provide details on the flow meters such as accuracy, pressure ratings, installation requirements, and measurement ranges.

Uploaded by

Diego Moreno
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Section 916 Page 208 FAIRBANKS NIJHUIS™ FIRE PUMPS

Date June 1, 2008 OPTION 91 - FLOW METERING SYSTEM

Global Vision Flow Meters

900 1200
625
500 750 1300
0 450 1400
375
1500

USGPM

6"-1250 FM
APPROVED

S/N: 0000

GROOVED HIGH PRESSURE

NOMINAL FAIRBANKS MORSE FM

FLOW RATE OPTION PART APPROVED

LOW PRESSURE
G.P.M. PIPE SIZE NUMBER "A" DIM. NUMBER 5"-789 5-2
PIPE DIA

150 3 91AGJ 4.000 366 0842 649


200 3 91AGK 4.000 366 0843 649
250 4 91AGM 5.375 366 0845 649
300 4 91AGP 5.375 366 0847 649
400 4 91AGR 5.375 366 0848 649 'A'

4 91AGT 5.375 366 0849 649


450
5 91AGW 6.000 366 0850 649
5 91AHB 6.000 366 0852 649
500
6 91AHC 7.000 366 0853 649
NOTES:
5 91AHD 6.000 366 0854 649 1. ACCURACY IS APPROXIMATELY 2%.
750
6 91AHE 7.000 366 0855 649
6 91AHF 7.000 366 0856 649 2. FLOWMETER IS GLOBAL VISION
1000 INCORPORATED VENTURI TYPE RATED
8 91AHG 7.250 366 0857 649
FOR 500 PSI WITH BUTT-WELD, GROVVED,
6 91AHH 7.000 366 0858 649 OR CLASS 300 FLANGED CONNECTIONS
1250
8 91AHJ 7.250 366 0859 649 AND FOR 275 PSI WITH CLASS 150
8 91AHK 7.250 366 0860 649 FLANGED CONNECTIONS.
1500
10 91AHL 8.000 366 0861 649 3. PROPER OPERATION REQUIRES THAT
8 91AHM 7.250 366 0862 649 MINIMUM DISTANCES OF STRAIGHT PIPE
2000 RUNS BE MAINTAINED BOTH UPSTREAM
10 91AHN 8.000 366 0863 649
AND DOWNSTREAM FROM FLOWMETER.
8 91AHP 7.250 366 0864 649 REFER TO MANUFACTURER’S
2500 10 91AHR 8.000 366 0865 649 INSTRUCTIONS BEFORE ATTEMPTING
12 91AHT 12.000 366 0866 649 INSTALLATION.
8 91AHW 7.250 366 0867 649
4. METER RANGE IN 50% TO 200% OF NOMINAL
3000 10 91AJA 8.000 366 0868 649 FLOW. DIAL IS DIRECT READING IN G.P.M.
12 91AJB 12.000 366 0869 649 AND L.P.M. FOR THE SPECIFIED RANGE.
10 91AJC 8.000 366 0870 649
3500 5. PART NUMBER INCLUDES COMPLETE
12 91AJD 12.000 366 0871 649 ASSEMBLY OF VENTURI, 4” DIAMETER
10 91AJE 8.000 366 0872 649 DIAL AND INTERCONNECTING HOSES.
4000
12 91AJF 12.000 366 0873 649
6. EACH ASSEMBLY TO BE INDIVIDUALLY
10 91AJG 8.000 366 0874 649 BOXED, WITH THE AURORA PART NO.
4500
12 91AJH 12.000 366 0875 649 CLEARLY MARKED ON THE OUTSIDE OF
5000 12 91AJK 12.000 366 0877 649 THE BOX.

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