Buschjost Pressure actuated valves by external fluid Norgren solenoid valve Series 84520
2/2-way valves DN 15 to DN 50
For aggressive gases and liquids
Pressure actuated by external fluid
Seat valves
Internal threads G 1/2 !- G 2 or 1/2 NPT !- 2 N
84520
Operating pressure (see table)
Description (standard valve)
Switching function: normally closed
Flow direction: determined
Mounting position: optional
Process fluid characteristics / Valve material
Fluid temperature: ¨C10?!aC !- max. +180
Ambient temperature: ¨C10?!aC !- max. +60
Material body: Stainless steel (1.4581)
Seat seal: PTFE
Internal parts: Stainless steel
Spindle sealing: PTFE / FPM, self-adjustable
Pilot fluid characteristics / Actuator material
Pilot fluid: neutral gases fluids
Fluid temperature: max. +60?!a
Material body: Polyamid 66 with glass fibre 30 %
Seat seals: NBR
Internal parts: Brass, Stainless steel, 1.8159, 1.1200
FeaturesEasy rebuilding into ?normally open? or ?double-acting? without tools Optical position indicator is standardDamped closing (Valves closes against flow direction)Suitable for contaminated flow fluidSuitable for vacuum up to max. 90 % Reversed flow direction optionalHigh flow rateWith or without mounted pilot valveOption pressure actuated by external liquid fluid
Characteristic Data
Valves
Part Number *1) ND Connection Pilot Pressure Operating Pressure *2) k -value *3) Weight Total *4)
v
Size
(mm) min. max. (bar) min. max. (bar) (Base m3/h) (kg)
8452200.0000 G 1/2
15 3.5 10 0 16.0 (25) 4.8 1.4
8453200.0000 1/2 NPT
8452300.0000 G 3/4
20 3.5 10 0 10.0 (16) 10.0 1.5
8453300.0000 3/4 NPT
8452400.0000 G 1
25 3.5 10 0 10.0 14.0 1.8
8453400.0000 1 NPT
8452500.0000 G 1 1/4
32 3.5 10 0 7.0 23.0 2.4
8453500.0000 1 1/4 NPT
8452600.0000 G 1 1/2
40 3.5 10 0 4.5 30.0 2.7
8453600.0000 1 1/2 NPT
8452700.0000 G 2
50 3.5 10 0 3.0 37.0 3.9
8453700.0000 2 NPT
*1) Note: 0000 without pilot valve
*4) weight without pilot valve
*2) with gases and liquid fluids up t
State voltage [V] and frequency [Hz]
o 600 mm2/s (cSt)
alue (US) !O -v
alue x 1.2
*3) C -v
v
v
Notes Further Options (Valves)
XXXXX01.XXXX Normally open, closes with pilot pres-
for 3/2-way pilot valve 84660 / 84680
sure and opens with spring force
Material body brass
(pilot pressure 1 ¨C 10?bar
Pilot fluid temperature max. +60?!a
Pilot pressure: 1 ¨C 10 ba
XXXXX08
.XXXX Double acting;
Standard voltages: 24?V?DC, 24?V?AC, 230?V?AC
4/2 or 5/2-way-pilot valve required
XXXXX22
.XXXX Higher operating pressure
Electrical Data
XXXXX23
.XXXX Double electrical position indicator
for 3/2-way pilot valve 84660 / 84680
XXXXX50
.XXXX NAMUR interface plate
Design acc. to DIN VDE 0580
On Request Further versions
Voltage range !à10?
several seals: NBR, FPM, EPDM
Duty cycle (ED) 100?%
stroke limiter, silencer,
Protection class to EN 60529?IP65 with mounted Socket
electrical position indicator
Socket acc. to DIN EN 175301-803A
with magnet inductive operated
Notes
Mounting accessories (NAMUR)
for 3/2-way pilot valve 97100 hole pattern
Interface plate NAMUR hole pattern for retrofit,
(part number 1256566) consist of:
NAMUR
1x NAMUR interface plate
Material body anodized aluminum
2x Adapter screw
Pilot fluid temperature ¨C10?!aC to +50?
2x O-ring
Pilot pressure: 2 ¨C 8?ba
Standard voltages 24?V?DC, 24?V?AC, 230?V?AC
Electrical Data
for 3/2-way pilot valve 97100 hole pattern
NAMUR
Design acc. to DIN?VDE?0580
Voltage range !à10?
Duty cycle (ED) 100?%
Protection class to EN 60529?IP65 with mounted Socket
Socket acc. to DIN EN 175301-803A
Part Number Nominal Diameter Connection Size L B H H1
(mm) (mm) (mm) (mm) (mm)
8452200.0000 G 1/2
15 65 89.5 177.5 164.0
8453200.0000 1/2 NPT
8452300.0000 G 3/4
20 75 89.5 184.0 168.0
8453300.0000 3/4 NPT
G 1
8452400.0000
25 90 89.5 194.5 174.0
1 NPT
8453400.0000
8452500.0000 G 1 1/4
110 89.5 209.5 184.5
32
8453500.0000 1 1/4 NPT
8452600.0000 G 1 1/2
40 120 89.5 208.5 186.0
8453600.0000 1 1/2 NPT
8452700.0000 G 2
50 150 89.5 229.5 194.5
8453700.0000 2 NPT
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