Flow Meters

FBC Series — Flow Meter

Acrylic flow meter · Water and gas scales

Select a scale for your application, then choose the available connections and options. Original drawings and the complete source PDF are included below.

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FBC Series Original source approval marks

Technical data

Application and operating limits

Service: Gas and liquid
Mounting: Vertical
Accuracy: ±3% of full scale
Pressure limit: 150 psig (10 bar) at 38°C
Temperature: −24 to +54°C
Weight: 0.12 kg

Materials and connections

Body: Acrylic plastic
O-ring: NBR standard; Viton on request
Float: SS316, glass or POM plastic; fixed by scale and option
Connection material: SS316
Female connection: ⅛ in NPT
Needle valve: With or without
Valve material: SS316

Dimensions and construction

FBC dimensions (mm)
Height	Front width	Body depth	Depth with valve	Connections	Mounting centres
105	25	31.5	52	⅛ in NPT	41.2

Connection centres 76 mm; lower axis 13 mm; valve Ø16 mm; mounting 10–32 threads, drilled Ø5.5 mm.

FBC Water ranges
Item	Flow range	Unit	Float	With needle valve	Without needle valve
1	5–50	cc/min	SS316	FBC-V-S-W-50-C	FBC-N-S-W-50-C
2	10–100	cc/min	SS316	FBC-V-S-W-100-C	FBC-N-S-W-100-C
3	25–250	cc/min	SS316	FBC-V-S-W-250-C	FBC-N-S-W-250-C
4	100–1000	cc/min	SS316	FBC-V-S-W-1000-C	FBC-N-S-W-1000-C
5	0.1–1	LPH	SS316 with valve; POM without	FBC-V-S-W-1-LH	FBC-N-P-W-1-LH
6	0.5–5	LPH	SS316	FBC-V-S-W-5-LH	FBC-N-S-W-5-LH
7	1.5–15	LPH	SS316	FBC-V-S-W-15-LH	FBC-N-S-W-15-LH
8	3–30	LPH	SS316	FBC-V-S-W-30-LH	FBC-N-S-W-30-LH
9	6–60	LPH	SS316	FBC-V-S-W-60-LH	FBC-N-S-W-60-LH
10	10–100	LPH	SS316	FBC-V-S-W-100-LH	FBC-N-S-W-100-LH
11	1.5–15	GPH (US)	SS316	FBC-V-S-W-15-GH	FBC-N-S-W-15-GH
12	2.5–25	GPH (US)	SS316	FBC-V-S-W-25-GH	FBC-N-S-W-25-GH

FBC Air ranges
Item	Flow range	Unit	Float	With needle valve	Without needle valve
1	60–300	cc/min (normal)	Glass	FBC-V-G-A-300-C	FBC-N-G-A-300-C
2	80–450	cc/min (normal)	POM plastic	FBC-V-P-A-450-C	FBC-N-P-A-450-C
3	100–1000	cc/min (normal)	Glass	FBC-V-G-A-1000-C	FBC-N-G-A-1000-C
4	0.1–1	LPM (normal)	Glass	FBC-V-G-A-1-LM	FBC-N-G-A-1LM
5	0.2–2	LPM (normal)	SS316	FBC-V-S-A-2-LM	FBC-N-S-A-2-LM
6	0.5–5	LPM (normal)	SS316	FBC-V-S-A-5-LM	FBC-N-S-A-5-LM
7	1–10	LPM (normal)	SS316	FBC-V-S-A-10-LM	FBC-N-S-A-10-LM
8	2–20	LPM (normal)	POM plastic	FBC-V-P-A-20-LM	FBC-N-P-A-20-LM
9	2.5–25	LPM (normal)	SS316	FBC-V-S-A-25-LM	FBC-N-S-A-25-LM
10	4–40	LPM (normal)	SS316	FBC-V-S-A-40-LM	FBC-N-S-A-40-LM
11	5–50	LPM (normal)	SS316	FBC-V-S-A-50-LM	FBC-N-S-A-50-LM
12	8–80	LPM (normal)	SS316	FBC-V-S-A-80-LM	FBC-N-S-A-80-LM
13	10–100	LPM (normal)	SS316	FBC-V-S-A-100-LM	FBC-N-S-A-100-LM
14	10–100	LPH (normal)	SS316	FBC-V-S-A-100-LH	FBC-N-S-A-100-LH
15	20–200	LPH (normal)	POM plastic	FBC-V-P-A-200-LH	FBC-N-P-A-200-LH
16	30–300	LPH (normal)	SS316	FBC-V-S-A-300-LH	FBC-N-S-A-300-LH
17	50–500	LPH (normal)	SS316	FBC-V-S-A-500-LH	FBC-N-S-A-500-LH
18	60–600	LPH (normal)	SS316	FBC-V-S-A-600-LH	FBC-N-S-A-600-LH
19	80–800	LPH (normal)	SS316	FBC-V-S-A-800-LH	FBC-N-S-A-800-LH
20	0.15–1.5	Nm³/h	SS316	FBC-V-S-A-1.5-LM	FBC-N-S-A-1.5-MH
21	0.3–3	Nm³/h	SS316	FBC-V-S-A-3-MH	FBC-N-S-A-3-MH
22	0.6–6	Nm³/h	SS316	FBC-V-S-A-6-MH	FBC-N-S-A-6-MH
23	0.3–3	SCFH	SS316	FBC-V-S-A-3-SH	FBC-N-S-A-3-SH
24	0.6–6	SCFH	POM plastic	FBC-V-P-A-6-SH	FBC-N-P-A-6-SH
25	1–10	SCFH	POM plastic	FBC-V-P-A-10-SH	FBC-N-P-A-10-SH
26	2–20	SCFH	SS316	FBC-V-S-A-20-SH	FBC-N-S-A-20-SH
27	5–50	SCFH	SS316	FBC-V-S-A-50-SH	FBC-N-S-A-50-SH
28	16–160	SCFH	SS316	FBC-V-S-A-160-SH	FBC-N-S-A-160-SH
29	20–200	SCFH	SS316	FBC-V-S-A-200-SH	FBC-N-S-A-200-SH

FBC Oxygen (O₂) ranges
Item	Flow range	Unit	Float	With needle valve	Without needle valve
1	0.02–0.2	LPM	POM plastic	FBC-V-P-A-0.2-LM	FBC-N-P-A-0.2-LM

FBC Ammonia (NH₃) ranges
Item	Flow range	Unit	Float	With needle valve	Without needle valve
2	20–150	SCFH	POM plastic	FBC-V-P-A-150-SH	FBC-N-P-A-150-SH

Select your FBC Series meter

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Specifications are general selection guidance. Confirm materials, connection standards, operating temperature and pressure with Sightflow before placing an order.