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美國ASCO 8290系列角座閥
點擊次數(shù)：1571 發(fā)布時間：2010-9-14
0 - 10 VDC PDB04
VALVE SPECIAL
0 - 20 mA PDB05
SERVICE VALVES
4 - 20 mA PDB06
2 Add suffix to 8290 catalog number （EG: 8290A384PDB04）, see following page
for complete product range. Supplied installed on valve and pre-adjusted at the
factory. Positioner configured for one, customer-specified, control signal.
Electrical Connection
Linear Potentiometer
Compact Positioner
Resistance: 500? 1: + 24 VDC （power）
Body/Enclosure: Aluminum/IP65
2: 0 VDC （power）
3: Control Signal （0-10 VDC, 0-20mA, 4-20mA）
Valve Construction
4: （0-10V） Sensor Feedback for calibration
Valve Parts in Contact with Fluids
（Factory use only, is not an earth ground）
Part 50mm - 125mm 50mm - 125mm
-
-
Body Bronze 316L Stainless Steel
2
Stem 431 Stainless Steel 431 Stainless Steel Control
24 VDC
Signal
Power
Stuffing Box Brass 303 Stainless Steel 4 3
Supply
+
Stuffing Box Seal PTFE Chevron PTFE Chevron
1
Wiper Seal FKM FKM
+
Profile Disc Brass 304L Stainless Steel
Disc Seal PTFE PTFE 267
4美國ASCO 8290系列角座閥 英文參數(shù)
8290
Specifications （English units）
Approx.
Pipe Orifice Cv OPD OPD Max. OPD Max. Max. Pilot Pilot Shipping Suffix Suffix Suffix
Size Size Flow Min Fluids Steam Fluid Stainless Pressure Pressure Weight （0 -10 VDC） （0 -20 mA） （4 -20 mA）
（ins.） （ins.） Factor （psi.） （psi.） （psi.） Temp.°F Bronze Steel Min （psi） Max （psi） （lbs.） Fail closed Fail closed Fail closed
50mm Operator
1/2 1/2 5.3 0 240 150 366 8290A384 8290A393 60 150 4.1
3/4 3/4 8.3 0 150 150 366 8290A385 8290A394 60 150 4.3
63mm Operator
3/4 3/4 8.3 0 240 150 366 8290B005 8290B048 60 150 5.3
1 1 17 0 150 150 366 8290B010 8290B053 60 150 6.3
1-1/4 1-1/4 24 0 90 90 366 8290A016 8290A059 60 150 7.5
1-1/2 1-1/2 33 0 60 60 366 8290A020 8290A063 60 150 9.8
2 2 46 0 40 40 366 8290A024 8290A067 60 150 12.2
90mm Operator PDB04 PDB05 PDB06
1 1 17 0 240 150 366 8290B011 8290B054 60 150 7.9
1-1/4 1-1/4 24 0 180 150 366 8290A017 8290A060 60 150 9.3
1-1/2 1-1/2 33 0 120 120 366 8290A021 8290A064 60 150 11.1
2 2 46 0 90 90 366 8290A025 8290A068 60 150 17.8
125mm Operator
1-1/4 1-1/4 34 0 240 150 366 8290A642 8290A646 60 150 15.1
1-1/2 1-1/2 56 0 240 150 366 8290A482 8290A495 60 150 16.6
2 2 77 0 150 120 366 8290A485 8290A498 60 150 18.8
2-1/2 2-1/2 86 0 90 90 366 8290A488 8290A501 60 150 23.7
Add suffix to 8290 catalog number （EG: 8290A384PDB04）. Fail closed construction: Valve returns to closed position upon loss of power.
Response time （seconds） Installation
for NC valves - 90 psi air controlled @ max. pilot pressure （150 psi）
* Valves can be mounted in any positon
Operator （mm）
Pipe
* Installation and maintenance instructions
50 63 90 125
Size
are included with each valve
（ins.） Open Close Open Close Open Close Open Close
1/2 1.26 0.92 - - - - - -
3/4 1.30 0.93 1.7 2.25 - - - -
1 - - 2.7 3.18 5.23 7.26 - -
SERVICE VALVES
1 1/4 - - 2.7 3.18 5.23 7.26 9.34 17.8
SPECIAL 1 1/2 - - 2.7 3.18 5.23 7.26 13.7 18.3
2 - - 2.7 3.18 5.23 7.26 13.7 18.3
2 1/2 - - - - - - 14.0 19.5
Dimensions inches （mm）
Pipe Size O A B C D E F
50mm Operator Detail
1/2 2.7 6.93 8.21 7.68 2.56 1.7 O A
See Detail
3/4 2.7 7.26 8.39 7.76 2.95 1.7
63mm Operator
62
3/4 3.4 7.78 9.11 8.51 2.95 2.0
1 3.4 8.18 9.51 8.71 3.54 2.0 1/8
1-1/4 3.4 9.52 10.82 9.84 4.33 2.0
Pp
1-1/2 3.4 9.80 11.45 10.27 4.72 2.0
2 3.4 10.78 12.01 10.63 5.90 2.0 2.64
90mm Operator
C D
1 4.7 8.59 9.92 9.12 3.54 2.6
F
1-1/4 4.7 9.88 11.11 10.12 4.33 2.6
1-1/2 4.7 10.16 11.73 10.55 4.72 2.6
2 4.7 11.10 12.29 10.91 5.91 2.6
125mm Operator
1
1-1/4 6.1 11.10 13.63 12.63 4.30 3.1
2
1-1/2 6.1 11.50 14.23 13.13 4.70 3.1
E
2 6.1 12.40 14.83 13.43 6.00 3.1
B
2-1/2 6.1 13.70 15.83 14.03 7.50 3.1
8
Proportional Valves with 2/2
SERIES
Compact Positioner
4
Normally Closed/Pressure Under Disc 8290
Features
* Variable flow proportional to the control signal
* Closed loop control via linear potentiometer
* Fail-close construction: Valve returns to closed position
upon loss of power
* Supplied factory-assembled
General
Maximum allowable pressure: 240 psi
Fluid Temperature Ranges: See chart on following page
Ambient Temperature Ranges: 32 to 122?F
Response Time: See chart on following page
Linearity: ±5%
Hysteresis: < 1%
Compact Positioner
Pilot Fluids: Air or inert gas, filtered 50μm lubricated or not
1
Pilot Pressure: 60 to 150 psi
NC
P
Pilot Fluid Temperature: 32 to 140?F U
2
P P
Pilot Connection: 1/8" LINEAR
POTENTIOMETER
Maximum Current: 150mA
Nominal Supply Voltage: 24VDC ± 10%, Max. ripple 10%
Maximum Power: 3.6 W
COMPACT
Connector Size 15: Spade plug CM6, 4 pins POSITIONER
Coil Insulation Class: F
Positioner Body/Enclosure: Aluminum, PA/IP65
Control Signal
Control Signal Suffix
1
美國ASCO 8290系列角座閥 英文參數(shù)