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Specifications

Page 24

April 2017

VAM-UM-00646-EN-04

SPECIFICATIONS

Enclosure Rating

NEMA 12 & 13 (equivalent to IP52 & 54)

NOTE:

Does not apply to 1/4 in flow meter with strap

Temperature Range

–20…240° F (–20…116° C)

Pressure Rating
(Aluminum/Brass)

Liquids (1/4…1-1/2 in) 3500 psi (241 bar) maximum with a 3:1 safety factor
Gases (1/4…1-1/2 in)

1000 psi (69 bar) maximum with a 10:1 safety factor

Pressure Rating
(Stainless Steel)

Liquids (1/4…1/2 in)

6000 psi (414 bar) maximum with a 3:1 safety factor

Liquids (3/4…1-1/2 in) 5000 psi (345 bar) maximum with a 3:1 safety factor
Gases (1/4…1-1/2 in)

1500 psi (103 bar) maximum with a 10:1 safety factor

Accuracy

±2% of full scale; 7% of full scale for 1/4 in flow meters

Repeatability

±1%

Pressure Drop

See

“Flow vs Pressure Drop” on page 16

for specific flow meter information

Microswitch

Single or double switch, pre-wired single-pole, double-throw (SPDT), UL recognized and

CSA certified switch

Type

SPDT

Contact Rating

V AC: 250V, 10 Amp
V DC: 125V, 05 Amp

Cable Single Switch

1/4…1 in flow meters: 42 in cable; 1-1/4…1-1/2 in flow meters: 50 in cable

Cable Dual Switch

1/4…1 in flow meters: 28 in cable; 1-1/4…1-1/2 in flow meters: 35 in cable

Reed Switch

Single or double reed switch, pre-wired single-pole, single-throw normally open (SPST-NO); or

single-pole, single-throw normally closed (SPST-NC); UL recognized and CSA certified switch

Type

SPST

Contact Rating

Maximum see

Figure 1 on page 5

Normally open, 10 Watts

Normally closed, 5 Watts

Voltage (maximum at switching)

Normally open, 50V DC

Normally closed, 50V DC

Current (maximum amps at switching,

resistive load)

Normally open, 05 Amp

Normally closed, 05 Amps

Initial contact resistance

0100 Ohms

Cable

15 ft (46 m), 4-wire, #22 AWG, PVC jacket (for most

configurations; see

Table 3 on page 7

for exceptions)

Table 10: Specifications

0.4

0.3

0.2

0.1

0.0

0.5

0.6

Oper

ating C

ren

(DC A

mps)

Operating Voltage

(VDC)

Safe Operating Area for SPST (NO)

0.4

0.3

0.2

0.1

0.0

0.5

0.6

Oper

ating C

ren

(DC A

mps)

Safe Operating Area for SPST (NC)

Operating Voltage

(VDC)

Figure 11: Reed switch power dissipation

Содержание Hedland Flow-Alert

Страница 1: ...Flow Alert Flow Switch VAM UM 00646 EN 04 April 2017 User Manual...

Страница 2: ...croswitch Adjustment 8 Reed Switch Adjustment 9 Maintenance 10 Quick Recoupling 10 Cartridge Cleaning 10 Application Information 12 Liquid 12 Pneumatic 12 Conversion Chart 13 Flow vs Pressure Drop 16...

Страница 3: ...INFORMATION THIS FLOW METER MAY CONTAIN RESIDUAL AMOUNTS OF TEST FLUID AT THE TIME OF SHIPMENT THIS FLUID SHOULD BE REMOVED PRIOR TO INSTALLATION AS THE FLUID MAY BE INCOMPATIBLE OR HAZARDOUS WITH SO...

Страница 4: ...arrow see Figure 1 on page 5 Systems that do not have filtration should be equipped with at least a 200 mesh 74 micron filter Most hydraulic system applications already have much finer filtration The...

Страница 5: ...nch on the opposite end of the flow meter or leakage may result 3 After installation rotate flow meter by hand to view flow scale Place wrench on transmitter flats on the same side plumbing is being t...

Страница 6: ...Jacket Cable Color Function Cable Length 1 4 1 in Meters Cable Length 1 1 4 1 1 2 in Meters Inside Enclosure Overall Inside Enclosure Overall Red Normally Closed N C 4 00 in 101 60 mm 42 0 in 106 68 c...

Страница 7: ...Length Yellow Normally Open N O 40 0 in 101 60 cm Green and Blue Normally Closed N C 18 0 in 457 20 mm Table 3 Reed switch strap version single switch specifications Single or Dual Switch 4 Wire 25 A...

Страница 8: ...itching Roller Latching Roller Pointer Guide Bar Screws Figure 5 Microswitch adjustment 3 All rollers are secured as a set to the spacer strip Slide the entire roller set until the pointer is at the d...

Страница 9: ...ve cover screws and front cover 2 Loosen the screw securing the switch assembly see Figure 8 Arrow Pointer Screw Figure 8 Reed switch adjustment 1 4 1 1 2 in models NOTE N On flow meters equipped with...

Страница 10: ...m permits simply change flow rate from no flow to full flow allowing the moving piston to magnetically recouple to the indicator ring Remove the cover and manually reattach the external flow indicator...

Страница 11: ...ations with the strap assembly remove the inlet end cap the plastic guard and guard seals flow scale and indictor magnet assembly Remove the outlet end cap by pulling it toward the inlet 8 The remaini...

Страница 12: ...can be supplied if actual specific gravity decreases accuracy beyond application limits Corrections for more or less dense fluids can be made to standard scales using the following correction factor 1...

Страница 13: ...by the temperature correction factor f 2 To adjust for changes in specific gravity 1 Establish the square root of the new specific gravity 2 Divide the 100 Psig flow rate reading by the Specific Grav...

Страница 14: ...828 R R R R R N R R R Gasoline 0 70 1 119 1 195 R R R R R N C R R Glycerin 1 26 0 834 0 891 R R R R R R R C R Kerosene 0 82 1 033 1 104 R R R R R N R R R Liquid Propane LPG 0 51 1 310 1 400 R R R R R...

Страница 15: ...5 R R R R R R R R R Carbon Dioxide CO2 1 53 1 237 R R R R R R R R R Freon 11 CCI3 F 4 92 2 218 R R R R R R R R R Freon 12 CCI2 F 4 26 1 060 R R R R R R R R R Helium HE 0 14 0 374 R R R R R R R R R Hyd...

Страница 16: ...RESSURE DROP PSI FLOW GPM PRESSURE DROP PSI 1 4 0 20 2 0 0 10 1 0 1 2 Reverse Flow 0 1 1 0 0 5 5 0 0 2 2 0 1 10 1 15 FLOW GPM PRESSURE DROP PSI 3 4 1 Reverse Flow 0 2 2 0 0 5 5 0 1 10 2 20 3 30 4 40 F...

Страница 17: ...P PSI FLOW GPM PRESSURE DROP PSI 1 4 0 20 2 0 0 10 1 0 1 2 Reverse Flow 0 1 1 0 0 5 5 0 0 2 2 0 1 10 1 15 FLOW GPM PRESSURE DROP PSI 3 4 1 Reverse Flow 0 2 2 0 0 5 5 0 1 10 2 20 3 30 4 40 FLOW GPM PRE...

Страница 18: ...I Oil FLOW GPM PRESSURE DROP PSI 1 4 10 1 0 20 2 0 1 15 1 10 0 5 5 0 0 2 2 0 FLOW GPM PRESSURE DROP PSI 1 2 3 4 1 4 40 3 30 2 20 FLOW GPM PRESSURE DROP PSI 1 1 4 1 1 2 10 100 10 75 5 50 3 30 FLOW GPM...

Страница 19: ...1 Reverse Flow 0 2 2 0 0 5 5 0 1 10 2 20 3 30 4 40 FLOW GPM PRESSURE DROP PSI 3 20 275 20 180 FLOW GPM PRESSURE DROP PSI 1 1 4 1 1 2 10 150 10 100 10 75 5 50 3 30 FLOW GPM PRESSURE DROP PSI 1 4 10 1 0...

Страница 20: ...100 10 75 5 50 3 30 FLOW GPM PRESSURE DROP PSI 1 4 10 1 0 20 2 0 FLOW GPM PRESSURE DROP PSI 3 4 1 5 50 4 40 3 30 2 20 FLOW GPM PRESSURE DROP PSI 1 15 1 10 FLOW GPM PRESSURE DROP PSI 1 2 0 5 5 0 05 50...

Страница 21: ...0 50 150 200 250 FLOW SCFM PRESSURE DROP PSI 1 1 4 1 1 2 0 5 10 15 20 25 30 0 400 200 600 800 1000 20 200 60 600 80 800 100 1000 40 400 FLOW SCFM PRESSURE DROP PSI 1 2 0 5 10 15 20 0 50 25 75 100 125...

Страница 22: ...200 250 FLOW SCFM PRESSURE DROP PSI 1 1 4 1 1 2 0 5 10 15 20 25 30 0 400 200 600 800 1000 20 200 60 600 80 800 100 1000 40 400 FLOW SCFM PRESSURE DROP PSI 1 2 0 5 10 15 20 0 50 25 75 100 125 150 3 25...

Страница 23: ...0 50 150 200 250 FLOW SCFM PRESSURE DROP PSI 1 1 4 1 1 2 0 5 10 15 20 25 30 0 400 200 600 800 1000 20 200 60 600 80 800 100 1000 40 400 FLOW SCFM PRESSURE DROP PSI 1 2 0 5 10 15 20 0 50 25 75 100 125...

Страница 24: ...5V 0 5 Amp Cable Single Switch 1 4 1 in flow meters 42 in cable 1 1 4 1 1 2 in flow meters 50 in cable Cable Dual Switch 1 4 1 in flow meters 28 in cable 1 1 4 1 1 2 in flow meters 35 in cable Reed Sw...

Страница 25: ...3 00 76 20 3 60 91 44 2 94 74 68 1 46 37 08 0 28 7 11 3 4 in SAE 12 7 20 182 88 5 27 133 86 6 92 175 77 6 00 152 40 3 60 91 44 3 00 76 20 3 60 91 44 2 94 74 68 1 46 37 08 0 28 7 11 1 in SAE 16 7 20 1...

Страница 26: ...4 20 106 68 2 94 74 68 1 46 37 08 0 28 7 11 3 4 in SAE 12 7 20 182 88 5 27 133 86 6 92 175 77 6 00 152 40 3 60 91 44 3 00 76 20 4 20 106 68 2 94 74 68 1 46 37 08 0 28 7 11 1 in SAE 16 7 20 182 88 5 2...

Страница 27: ...configuration with strap assembly Nominal Port Size B C D E F G Length in mm Width in mm Depth in mm Offset in mm Flats in mm in mm 1 4 in SAE 6 4 80 121 92 1 68 42 67 2 10 53 34 0 84 21 34 0 88 22 3...

Страница 28: ...Quarter Building Wing C Office C209 Dubai UAE 971 4 371 2503 Slovakia Badger Meter Slovakia s r o Racianska 109 B 831 02 Bratislava Slovakia 421 2 44 63 83 01 Asia Pacific Badger Meter 80 Marine Parad...

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