King Instrument 7710 Specifications

7710 Series

Stainless Steel Tube

This all 316L stainless steel meter utilizes a oat and tapered tube design which oers longer, more linear
scales, better pointer stability and 40% greater accuracy than competitively priced products. A 4-20mA
transmitter option adds to its versatility.

New Indicator

Housing!

DESCRIPTION

Metering Tube 316L SS

Internal Components 316L SS

Fitting Material 316L SS

Inlet/Outlet Fittings 316L SS NPT or flange, vertical

O-Ring Standard: Viton®

Indicator Housing Die-cast Aluminum / Powder Coated with

Optional: Buna N, EPR, Kalrez®

Chemlm base (RoHS Compliant)

PERFORMANCE

Capacities Water 33 GPH to 450 GPM

Scale 120 mm direct reading, detachable

Accuracy ± 3% of full scale flow

Turndown 10:1

Repeatability 1 %

Maximum Temperature O-Ring Material Max Temperature

Maximum Pressure NPT fittings 1,500 psi

Ambient Temperature

Air 4 to 100 SCFM

EPR 225° F (107° C)
Buna-N 275° F (135° C)
Viton® 350° F (177° C)
Kalrez® 400° F (204° C)

SS flange class

Temp F

200°
300°
400°

-40° F to 125° F (-40° C to 52° C)

150#

225 psi
200 psi
180 psi

300#

600 psi
540 psi
515 psi

600#

1,200 psi
1,100 psi
1,000 psi

OPTIONS

Alarm

Certied Calibrations

CRNs

Scales

Single or dual, Inductive Slot Sensor

4-20 mA transmitter

Conform to ISA RP 16.6

All Canadian provinces

Any volumetric unit

When it comes to ow...we’re instrumental.34

7710 Series Specifications

Stainless Steel Tube

Order

Number

706 33.0 GPH – 1/2" FNPT 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
708 1.1 GPM – 1/2" FNPT 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
710 2.0 GPM – 1/2" FNPT 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
712 4.0 GPM – 1/2" FNPT 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
714 6.0 GPM – 1/2" FNPT 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
716 5.0 GPM – 1" FNPT 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
718 10.0 GPM – 1" FNPT 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
720 16.5 GPM – 1" FNPT 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
722 25.0 GPM – 1" FNPT 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
724 35.0 GPM –1 1/2" FNPT 2.34 13.864 5.24 4.8 4.96 4.87 5.00 18.625 6.12 19.250
726 60.0 GPM – 1 1/2" FNPT 2.34 13.864 5.24 4.8 4.96 4.87 5.00 18.625 6.12 19.250
728 76.0 GPM – 2" FNPT 3.46 13.875 6.35 4.8 6.08 4.87 6.00 17.156 6.50 17.786
730 100.0 GPM – 2" FNPT 3.46 13.875 6.35 4.8 6.08 4.87 6.00 17.156 6.50 17.786
732 120.0 GPM – 2" FNPT 3.46 13.875 6.35 4.8 6.08 4.87 6.00 17.156 6.50 17.786
734 152.0 GPM – 2" FNPT 3.46 13.875 6.35 4.8 6.08 4.87 6.00 17.156 6.50 17.786
736 150.0 GPM – 3" Flange 4.46 — 7.26 4.8 7.08 4.87 7.50 17.867 8.25 18.867
738 225.0 GPM – 3" Flange 4.46 — 7.26 4.8 7.08 4.87 7.50 17.867 8.25 18.867
740 300.0 GPM – 4" Flange 5.49 — 8.24 4.8 8.11 4.87 9.00 18.562 10.00 19.696
742 375.0 GPM – 4" Flange 5.49 — 8.24 4.8 8.11 4.87 9.00 18.562 10.00 19.696
744 450.0 GPM – 4" Flange 5.49 — 8.24 4.8 8.11 4.87 9.00 18.562 10.00 19.696

Order

Number

707 4.0 SCFM 1/2" 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
709 8.0 SCFM 1/2" 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
711 16.5 SCFM 1/2" 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
713 24 SCFM 1/2" 1.30 11 4.32 4.8 3.92 4.87 3.50 13.125 3.75 13.625
715 20 SCFM 1" 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
717 42 SCFM 1" 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
719 76 SCFM 1" 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500
721 100 SCFM 1" 1.88 13.24 4.86 4.8 4.50 4.87 4.25 16.75 4.88 17.500

Full Scale Flow

GPM-Water

Full Scale Flow

SCFM - Air

Dimension (Inches) FNPT Connections 150 # Flange 300 # Flange

A B C D E F G H G H

FNPT Dimension (Inches) FNPT Connections 150 # Flange 300 # Flange

A B C D E F G H G H

DIMENSION DIAGRAM

ORDERING:

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

7 7 1

Meter Series Connection Type Float Material O-ring Material Optional Alarm/Transmitter Order Number

FNPT Connections - 1 316L SS - 2 EPR - 1 None - 0 See Specifications

150# R.F. Flanged - 2 Buna-N - 2 With Transmitter - T table

300# R.F. Flanged - 3 Viton® - 3 One Alarm (Inductive Slot Sensor) - A

600# R.F. Flanged* Kalrez® - 4 Two Alarms (Inductive Slot Sensors) - D

*Call factory for 600# R.F. flange availability

[phone] • www.kinginstrumentco.comWhen it comes to ow...we’re instrumental.

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