Rotary Piston PD97TRP-15~40E/H(Class D)

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Lianyungang Lianli Water Meter Co.,ltd.

Lianyungang economic and technological development zone, jiangsu, china P.C 222047

0086-518-8234111382348382

Larger photo of Rotary Piston PD97TRP-15~40E/H(Class D)

Rotary Piston PD97TRP-15~40E/H(Class D)


company	Lianyungang Lianli Water Meter Co.,ltd.
Categories	LED Displays
Update	2011-04-12
Original Region	China
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Rotary Piston PD97TRP-15~40E/H(Class D)

APPLICATION： MEASURING THE TOTAL VOLUME OF COLD POTABLE WATER PASSING THROUGH THE METER（ALSO SUITABLE FOR PURE WATER）.

OPERATING CONDITION:

*THE MAX.ADMISSIBLE WATER PRESSURE 1.6MPa

*RESISTING WATER TERPERATURE OF 50℃

SPECIALITY：

* LOW START-UP FLOW-RATE

* INSTALLATION IN ANY POSITION (SUCH AS LEVEL, VERTICAL)

* POSITIVE ROTATING PISTON TYPE, WITH RELIABLE PERFORMANCE

* HIGH ACCURACY

* BRASS BODY

* ON REQUESTTHIS SERIES CAN BE EQUIPPED WITH THE PULSE DEVICE

Maximum permissible error:

Between q_t(included) and q_s is ±2%;

Between q_min and q_t (excluded) is ±5%.

NOTE: The technical data conform to ISO4064 standard, class C.

FLOW-ERROR CURVE

SPECIFICATION AND OVERAL DIMENSIONS

Description		Unit	Hydraulic data and dimensions
Nominal size		mm（inch）	DN15 ( 1/2)	DN20( 3/4)	DN25 ( 1)
Overload flow-rate (q_s)		IMP.GAL/h	660	1100	1540
Permanent flow-rate (q_p)		IMP.GAL/h	330	550	770
Transitional flow-rate (q_t)		IMP.GAL/h	4.95	8.25	11.55
Minimum flow-rate (q_min)		IMP.GAL/h	3.3	5.5	7.7
Min. reading		IMP.Gallons	0.01	0.01	0.01
Max. reading		IMP.Gallons	9999999.9	9999999.9	9999999.9
Nominal pressure		MPa	1.6	1.6	1.6
P at the q_s		MPa	≤0.1	≤0.1	≤0.1
L		mm	195	267	319
I		mm	115	165	199
B		mm	43	43	53
Weight	With connections	Kg	1.14	1.56	2.48
Weight	Without connections	Kg	0.97	1.30	2.05

OVERALL DIMENSIONSPRESSURE LOSS CURVE

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