Acrylic Tube Flowmeter - 7520 & 7530 Series

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7520 & 7530 Series - Acrylic Tube Flowmeter

Economical machined cast acrylic block construction makes these flowmeters great for OEM use. Optional inlet metering valve available.

DESCRIPTION

Metering Tube	Machined cast acrylic
Internal Components	316L SS
Fitting Material	Standard: PVC (brass for 2C block size)
	Optional: 316L SS, brass
Inlet/Outlet Fittings	NPT, horizontal
	Control valve optional
O-Ring	Standard: EPR
	Optional: Buna N, Viton, and Kalrez®

PERFORMANCE

Capacities	Water	7 GPH to 20 GPM
	Air	2.6 SCFH to 60 SCFM
Scale	50mm, 75mm, 100mm, 127mm, 250mm direct reading
Accuracy	± 6% of full scale flow, 50mm scale
	± 4% of full scale flow, 75mm scale
	± 4% of full scale flow, 100mm scale
	± 3% of full scale flow, 127mm scale
	± 2% of full scale flow, 250mm scale
Turndown	10:1
Repeatability	3%	50 mm scale
	2%	75 mm scale
	2%	100 mm scale
	4%	6C-04, 6C-06
	2%	127 mm scale
	0.5%	250 mm scale
Maximum Temperature	Liquid	130° F (54° C)
	Gases	100° F (38° C)
Maximum Pressure	Water	150 psig
	Air	125 psig
Ambient Temperature	33° F to 125° F (1° C to 52° C)

OPTIONS

Certified Calibrations	Conform to ISA RP 16.6
Scales	Any volumetric unit

FLOATS

SPECIFICATIONS

Order Number	Flow Water	Float	Order Number	Flow Air	Float	Dimensions (Inches)							Diameter	Connection Size
Order Number	Flow Water	Float	Order Number	Flow Air	Float	A	B	C	D	E	F	G	L	Connection Size
						Block #2C, 50mm (2 Inch) Scale
–	–		2C-01*	2.6 SCFH	BL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
–	–		2C-03**	5 SCFH	BL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
–	–		2C-05*	10 SCFH	BL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
–	–		2C-07*	20 SCFH	BL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-02	7 GPH	SL	2C-09**	30 SCFH	BL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-04	12 GPH	SL	2C-11	60 SCFH	SL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-06	22 GPH	SL	2C-13	100 SCFH	SL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-08	44 GPH	SL	2C-15	180 SCFH	SL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-10	60 GPH	SL	2C-17	4 SCFM	SL	4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT
2C-12	75 GPH	SL	—	—		4.125	1	1.215	4	.50	1.05	3	.700	1/4” FNPT

*These meters have glass ball floats
**These meters have stainless steel ball floats.

Order Number	Flow Water	Float	Order Number	Flow Air	Float	Dimensions (Inches)							Connections & Mounting
Order Number	Flow Water	Float	Order Number	Flow Air	Float	A	B	C	D	E	F	G	Connection Size	Centerline H	Thread J	Diameter L
Block #3C, 75mm (3 Inch) Scale
3C-02	1 GPM	GV	3C-01	4 SCFM	GV	6.875	1.20	1.35	6.625	1	1.37	5	1/2” MNPT x 1/4”FNPT	3	.25 - 20	1
3C-04	2 GPM	GV	3C-03	8 SCFM	GV	6.875	1.20	1.35	6.625	1	1.37	5		3	.25 - 20	1
3C-06	3.5 GPM	SL	3C-05	15 SCFM	SL	6.875	1.20	1.35	6.625	1	1.37	5		3	.25 - 20	1
3C-08	5 GPM	SL	3C-07	23 SCFM	SL	6.875	1.20	1.35	6.625	1	1.37	5		3	.25 - 20	1
Block #5C, 127mm (5 Inch) Scale
5C-10	10 GPH	GV	5C-11	42 SCFH	GV	8.45	1.20	1.35	8.25	1	1.37	6.437	1/2” MNPT x 1/4 ”FNPT	3.937	.25 - 20	1
5C-12	20 GPH	SL	5C-13	100 SCFH	SL	8.45	1.20	1.35	8.25	1	1.37	6.437		3.937	.25 - 20	1
5C-14	40 GPH	SL	5C-15***	175 SCFH	SL	8.45	1.20	1.35	8.25	1	1.37	6.437		3.937	.25 - 20	1
5C-02	1 GPM	GV	5C-01	4 SCFM	GV	8.45	1.20	1.35	8.25	1	1.25	6.437		3.937	.25 - 20	1
5C-04	100 GPH	GV	5C-03	6.8 SCFM	GV	8.45	1.20	1.35	8.25	1	1.37	6.437		3.937	.25 - 20	1
5C-06	2 GPM	GV	5C-05	8.2 SCFM	GV	8.45	1.20	1.35	8.25	1	1.37	6.437		3.937	.25 - 20	1
5C-08	5 GPM	SL	5C-07	22 SCFM	SL	8.45	1.20	1.35	8.25	1	1.37	6.437		3.937	.25 - 20	1
Block #6C, 100mm (4 Inch) Scale
6C-02	10 GPM	SL	6C-01	40 SCFM	SL	9.125	1.78	1.812	8.875	1.25	1.875	6.437	1” MNPT	3.937	.25 - 20	1.375
6C-04	15 GPM	SL	6C-03	60 SCFM	SL	9.125	1.78	1.812	8.875	1.25	1.875	6.437		3.937	.25 - 20	1.375
6C-06	20 GPM	SL	—	—		9.125	1.78	1.812	8.875	1.25	1.875	6.437		3.937	.25 - 20	1.375
Block #7C, 250mm (10 Inch) Scale
7C-02	2 GPM	GV	7C-01	8 SCFM	GV	14.50	1.78	1.812	14.25	.75	1.75	12.25	1/2” FNPT	8.75	.375 - 24	1.25
7C-04	3.5 GPM	GV	7C-03	14.4 SCFM	GV	14.50	1.78	1.812	14.25	.75	1.75	12.25		8.75	.375 - 24	1.25
7C-06	5 GPM	GS	7C-05	20 SCFM	GS	14.50	1.78	1.812	14.25	.75	1.75	12.25		8.75	.375 - 24	1.25
7C-08	10 GPM	SL	7C-07	42 SCFM	SL	14.50	1.78	1.812	14.25	.75	1.75	12.25		8.75	.375 - 24	1.25

Blocks 3C, 5C, 6C and 7C have mounting studs depicted in dimension “H” and thread “J”. (Mounting nuts not supplied)

*** These meters have less than 10:1 turndown.

Download Dimension Drawings

ORDERING:

Use the following guide to determine the specific product number you require.

Example: 7520 - 1 - 1 - 0 - 5C06

Meter Series

Fitting Material

O-Ring Material

Valve Material

Order Number

Scale

7520 No valve

7530 With valve

Brass - 1
PVC - 2
(2C not available in PVC)
316L SS - 3

EPR - 1
Buna-N - 2
Viton® - 3

Brass - 1
316L SS - 2
Without Valve - 0

see
Specifications
table

Standard - Leave Blank
Non Standard - N