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Scales and Increment Specifications for Liquid Meters

Series 2 Liquid Meters (1/8" to 1/4" pipe) Scale Length: 1-3/8" (35 mm)
Dash Number	Flow Range GPM	Major Increment GPM	Minor Increment GPM	Flow Range LPM	Major Increment LPM	Minor Increment LPM	Turndown Ratio
-01	0.05-1	0.1	0.05	0.25-4	1.0	0.25	20:1
-02	0.2-2	0.2	0.1	0.75-8	1.0	0.25	10:1

Series 3 Liquid Meters (1/4" to 1/2" pipe) Scale Length: 1-3/4 " (45 mm)
Dash Number	Flow Range GPM	Major Increment GPM	Minor Increment GPM	Flow Range LPM	Major Increment LPM	Minor Increment LPM	Turndown Ratio
-01	0.05-1	0.1	0.05	0.25-4	0.5	0.25	20:1
-02	0.2-2	0.2	0.1	1-8	1.0	0.5	10:1
-05	0.5-5	1.0	0.25	2-19	2.0	1.0	10:1
-10	1-10	1.0	0.5	4-38	5.0	1.0	10:1
-15	1-15	3.0	1.0	4-56	10.0	2.0	15:1

Series 4 Liquid Meters (3/4" to 1" pipe) Scale Length: 2 " (50 mm)
Dash Number	Flow Range GPM	Major Increment GPM	Minor Increment GPM	Flow Range LPM	Major Increment LPM	Minor Increment LPM	Turndown Ratio
-02	0.25-3	1.0	0.2	1.5-11	2.0	0.25	12:1
-05	0.5-5	1.0	0.25	3-19	2.0	1.0	10:1
-10	1-10	1.0	0.25	4-38	4.0	2.0	10:1
-15	1-15	3.0	1.0	4-56	10.0	2.0	15:1
-20	2-20	4.0	1.0	10-75	10.0	5.0	10:1
-25	2-25	5.0	1.0	10-100	10.0	5.0	10:1
-30	3-30	5.0	1.0	10-115	25.0	5.0	10:1
-40	4-40	5.0	1.0	15-150	25.0	5.0	10:1
-50	4-50	10.0	2.0	15-190	25.0	5.0	12.5:1

Series 5 Liquid Meters (1 1/4" to 2" pipe) Scale Length: 3 " (75 mm)
Dash Number	Flow Range GPM	Major Increment GPM	Minor Increment GPM	Flow Range LPM	Major Increment LPM	Minor Increment LPM	Turndown Ratio
-25	2-25	5.0	1.0	10-100	10.0	5.0	10:1
-50	5-50	5.0	1.0	20-190	20.0	5.0	10:1
-75	6-75	15.0	3.0	30-280	50.0	10.0	12.5:1
-88	10-100	10.0	5.0	50-375	50.0	25.0	10:1
-99	20-150	10.0	5.0	10-550	50.0	25.0	7.5:1

Scales and Increment Specifications for Gas Meters

Series 2 Gas Meters (1/8" to 1/4" pipe) Scale Length: 1-3/8" (35 mm)
Dash Number	Flow Range SCFM	Major Increment SCFM	Minor Increment SCFM	Flow Range SLPS (see note 1)	Major Increment SLPS	Minor Increment SLPS	Turndown Ratio
-01	0.5-9	1.0	0.5	0.25-4.25	0.25	1.0	18:1
-02	3-23	2.0	1.0	1.5-10	1.0	0.5	7.66:1

Series 3 Gas Meters (1/4" to 1/2" pipe) Scale Length: 1-3/4 " (45 mm)
Dash Number	Flow Range SCFM	Major Increment SCFM	Minor Increment SCFM	Flow Range SLPS (see note 1)	Major Increment SLPS	Minor Increment SLPS	Turndown Ratio
-01	1.5-12	1.0	0.5	0.5-5.5	1.0	0.5	8:1
-02	4-23	2.0	1.0	2-10	2.0	0.5	5.75:1
-05	5-50	5.0	2.5	2.5-25	5.0	1.0	10:1
-10	10-100	10.0	5.0	5-45	10.0	5.0	10:1
-15	15-150	25	5	10-70	10.0	5.0	15:1

Series 4 Gas Meters (3/4" to 1" pipe) Scale Length: 2 " (50 mm)
Dash Number	Flow Range SCFM	Major Increment SCFM	Minor Increment SCFM	Flow Range SLPS (see note 1)	Major Increment SLPS	Minor Increment SLPS	Turndown Ratio
-02	2-3	5.0	1.0	1-14	1.0	0.5	15:1
-05	6-60	10.0	2.0	2.5-25	5.0	2.5	10:1
-10	10-100	10.0	5.0	4-38	5.0	1.0	10:1
-15	15-150	25.0	5.0	8-56	10.0	2.0	10:1
-20	20-215	25.0	5.0	10-100	10.0	5.0	10:1
-25	20-250	50.0	10.0	10-120	10.0	5.0	12.5:1
-30	30-330	40.0	10.0	15-140	20.0	5.0	11:1
-40	30-400	50.0	10.0	15-190	25.0	5.0	13:1
-50	40-500	100.0	20.0	50-240	25.0	5.0	12.5:1

Series 5 Gas Meters (1 1/4" to 2" pipe) Scale Length: 3 " (75 mm)
Dash Number	Flow Range SCFM	Major Increment SCFM	Minor Increment SCFM	Flow Range SLPS (see note 1)	Major Increment SLPS	Minor Increment SLPS	Turndown Ratio
-25	20-250	50.0	10.0	10-120	20.0	10.0	12.5:1
-50	30-470	50.0	10.0	15-220	20.0	5.0	15:1
-75	30-750	150.0	30.0	20-350	50.0	10.0	25:1
-88	150-900	100.0	50.0	75-425	50.0	25.0	6:1
-99	150-1300	200.0	50.0	70-600	100.0	10.0	8.5:1

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8809 Industrial Drive, Franksville, WI 53126
Phone: 262-884-9800 | Toll Free: 800-850-6110
Fax: 262-884-9810

info@lakemonitors.com

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