Bm oval series – Brooks Instrument BM50 User Manual
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Section 1 Introduction
Installation and Operation Manual
X-PD-BM-Ovals-eng
Part Number: 541B031AAG
January, 2009
BM Oval Series
Ambient temperature: -4°F to 104°F (-20°C - +40°C)
Meter sizes BM04, BM07, BM10 & BM50 have been subjected to a 4
times maximum working pressure test.
Meter size BM04 has been subjected to a 3 times maximum working
pressure test.
Outputs
Reed Switch
Detection Method: Reed Switch, Two wire SPST N/O contact.
Max. Voltage: 150 Vdc maximum.
Contact Capacity: 0.25 AMPS
Rating 3 Watts
Hall Effect Switch
Detection Method: Hall effect switch
Response Frequency: 1,000 Hz maximum
Output Pulse: Unfactored voltage pulse
Input/Output = 4.5 to 24 Vdc (4.6 ~ 9 mA)
Open Collector 25 mA output NPN compatible with digital logic.
Reverse power protection.
Table 1-2 Maximum Working Pressures and Temperatures
MODELS
Materials
BM04, BM10
BM40, BM50
BM07
Body
Rotors(Gears)
Max. Press.
Max Temp.
Max. Press.
Max Temp.
Max. Press.
Max Temp.
PSIG(kPa)
F(C)
PSIG(kPa)
F(C)
PSIG(kPa)
F(C)
Aluminum, Screwed
PPS
800(5500)
176(80)
260(1792)
176(80)
N/A
N/A
Aluminum, Flanged, 150 lb
PPS
275(1896)
176(80)
260(1792)
176(80)
N/A
N/A
Aluminum, Screwed
316 Stainless Stl.
800(5500)
248(120)
260(1792)
248(120)
N/A
N/A
Aluminum, Flanged, 150 lb.
316 Stainless Stl.
275(1896)
248(120)
260(1792)
248(120)
N/A
N/A
316SS, Screwed
PPS
800(5500)
176(80)
260(1792)
176(80)
N/A
N/A
316SS, Flanged, 150 lb.
PPS
275(1896)
176(80)
260(1792)
176(80)
N/A
N/A
316SS, Screwed
316 Stainless Stl.
800(5500)
248(120)
260(1792)
248(120)
N/A
N/A
316SS, Flanged, 150 lb.
316 Stainless Stl.
275(1896)
248(120)
260(1792)
248(120)
N/A
N/A
316 SS, Tri-Clover
316 Stainless Stl.
See BM10 Tri-Clover below
N/A
N/A
N/A
N/A
PPS, Screwed only
PPS
N/A
N/A
N/A
N/A
150(1000)
176(80)
Bronze, Screwed only
PPS
See BM10 Bronze Body Below
N/A
N/A
N/A
N/A
MODELS
Materials
BM10 Tri-Clover
BM10, BRONZE BODY
Body
Rotors(Gears)
Max. Press.
Max Temp.
Max. Press.
Max Temp.
PSIG(kPa)
F(C)
PSIG(kPa)
F(C)
316 SS, Tri-Clover
316 Stainless Stl.
150(1000)
176(80)
N/A
N/A
Bronze, Screwed only
PPS
N/A
N/A
800(5500)
176(80)
Notes:
The maximum pressure with mechanical display limits above applications to 500 psig (3450 kPa) or the lesser of the meter listed.
All pressures listed are at 100° F (38° C) for higher temperatures, pressure will be reduced per the standard flange specification
ANSI B16.5.
*
* BM50 available with flanges only.