Buschjost Pressure actuated valves by external fluid Norgren solenoid valve Series 84740 84750
2/2-way valves DN 15 to DN 25
For aggressive gases and liquids
Pressure actuated by external fluid
Seat valves
Internal thread G 1/2 to G 1 or 1/2 NPT to 1 NPT
Operating pressure (see table)
Description (standard valve)
Switching function: normally closed
Flow direction: determined
Mounting position: as required
Process fluid characteristics / Valve material
Fluid temperature: ¨C10 !aC up to max. +180
Ambient temperature: ¨C10 !aC up to max. + 60
Material body: Stainless steel
Seat seal: PTFE
Internal parts: Stainless steel
Spindle sealing: PTFE / FPM; self-adjustable
Pilot fluid characzeristics / Actuator material
Pilot fluid: neutral gases
Fluid temperature: max. +60 !a
Actuator body: Polyamid 66 with 30 % fibre glass
Seat seals: NBR
Internal parts: Brass, Stainless steel
FeaturesOptical position indicator is standardDamped closing (valve closes against flow direction)Suitable for contaminated process fluidsSuitable for vacuum up to max. 90 %Reversed flow direction optionalHigh flow rateOptional pressure actuation by liquid pilot fluids
Characteristic Data
Valves
Connection Weight Total
Part-Number ? Nominal Diame- Pilot Pressure Operating Pressure * k -value **
v
Size
***
3
ter (mm) min. (bar) max. (bar) min. (bar) max. (bar) (Base m
/h)
(kg)
8474200.0000 G 1/2
15 3.5 10 0 16 4.8 1.3
8475200.0000 1/2 NPT
8474300.0000 G 3/4
20 3.5 10 0
8 10.0 1.4
8475300.0000 3/4 NPT
8474400.0000 G 1
25 3.5 10 0
5 14.0 1.7
8475400.0000 1 NPT
2
? Note: 0000 without pilot valve * for gases and liquid fluids up to 600 mm /s (cSt)
9101 with pilot valve for DC and AC ** C -value (US) !O -value x 1.2
v v
3037 NAMUR- pilot valve 97100 *** without pilot valve
9151 with pilot valve for DC and AC for quick exhausting
State voltage [V] and frequency [Hz]
Notes Further Options (Valves)
XXXXX01.XXXX Normally open, closes with pilot pressure
for 3/2-way pilot valve 84660 / 84680
and opens with spring force
Material body brass 2.0402
(pilot pressure 1 ¨C 6 bar
Pilot fluid temperature max. +60 !aC
Pilot pressure: 1 ¨C 10 bar
XXXXX08
.XXXX Double acting;
Standard voltages: 24 V DC, 24 V AC, 230 V AC
4/2 or 5/2-way-pilot valve required
XXXXX23
.XXXX Double electrical position indicator
Electrical Data
with 2 solenoid switches
for 3/2-way pilot valve 84660 / 84680
XXXXX50
.XXXX NAMUR interface plate
Design acc. to DIN VDE 0580
On Request: Several seats NBR, FPM, EPDM
Voltage range !à 10 %
stroke limiter
Duty cycle (ED) 100 %
silencer
Protection class to EN 60529 IP65
Socket acc. to DIN EN 175301-803 (included)
Mounting accessories NAMUR
Interface plate NAMUR hole pattern for retrofit,
Notes
(part number 1256566) consist of:
for 3/2-way pilot valve 97100 hole pattern
NAMUR
1x NAMUR interface plate
Material body aluminium elox
2x Adapter screw
Pilot fluid temperature ¨C10 !aC to +50 !
2x O-ring
Pilot pressure: 2 ¨C 8 bar
Standard voltages 24 V DC, 24 V AC, 230 V AC
Data
for 3/2-way pilot valve 97100 hole pattern
NAMUR
Design acc. to DIN VDE 0580
Voltage range !à 10 %
Duty cycle (ED) 100 %
Protection class to EN 60529 IP65
Socket acc. to DIN EN 175301-803 (included)
Part Number Nominal Diameter Connection Size L B H H1
(mm) (mm) (mm) (mm) (mm)
8474200.0000 G 1/2
15 65 66 154 140.5
8475200.0000 1/2 NPT
8474300.0000
G 3/4
20 75 66 160 144.0
8475300.0000 3/4 NPT
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