Gear Flowmeters ALGPD - series |
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ALVTM Electronics |
Connections : Female for,Ermeto-fittings GE 6-PSM,GE |
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LCD display : 8 digits (14 segments), digit height |
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14-PSM or GE 25-PSM, bores for SAE flanges 1¼” |
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7mm for real-time value, totals and programmable |
Operating pressure: small sizes up to 10,000 psi (690 bar), |
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Linearization : with 10 points |
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larger to 55,000 psig (4000 bar ). |
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Ambient temperature : -40 ~ +70 ℃ |
Process temperature : 355 °F (180 ℃) |
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Process temperature : -40~+250 °F (-40~+120 ℃) with a |
Flow rates : 0.001 ~ 265 GPM (0.005~ 1000 LPM) |
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distance at least 1" (25 mm) between |
Viscosities : 5 ~ 25,000 cSt. . |
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meter and electronic housing |
Material : Housing : SS 303 or 316 Ti |
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Weight : 1.5 lbs (700 g) |
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Gears : SS 303 or 329 Shafts, bearing bushes, |
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signal output : push/pull, Imax : 20mA, frequency |
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tungsten carbide, ball bearings |
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Frequency output/divider : 3-wire, 8~30 VDC controlled, |
Weight : 0.8 ~ 8.8 lbs (400~ 4000 g) |
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Ex-versions : 12-30 VDC < 25 mA, |
Seals : O-rings: viton, teflon, NBR or EPDM (for brake fluid) |
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output: fmax: 3,000Hz, duty cycle: approx.1:1,2.divider, |
| Linearity : ±0.5% of value @ 1:20 for viscosity 15~50 cSt. |
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pulse width: 1 ms, 20 ms, 50 ms, fmax : 500 Hz |
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±0.25% of value for viscosities 50 to 25,000 cSt. |
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Analog output : 2-wire (4~20mA) |
ALVTE Carrier Frequency Pulse Amplifier |
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Load : < 800 Ω |
Supply Voltage UB : +8.5~ 29 VDC, controlled. |
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Time constant : < 0.2~3 s (programmable) |
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(incl. reverse-battery protection) |
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Supply voltage : 14-30VDC controlled, UB = (Rload x |
| Quiescent current : < 5 mA |
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20mA) + 14V |
Frequency range : 2 ~ 4,000 Hz |
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Resolution : 12 bit (3,9uA) |
Process temperature : 250 °F (120 ℃) with a distance of |
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Housing : IP 65, aluminum AlMgSiPb, blue anodised |
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at least 1" (25 mm) between meter and electronics; |
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Ex-protection : II 2 G EEx ia IIC T4, BVS 03 ATEX E 205 |
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300 °F (150 ℃) w/ at least 2½” (65 mm). |
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High output frequencies resulting in good resolution and suitable for pulsating flows.
