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 ATEX Piezo switching valves--Hoerbiger.com                Order Instructions

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... the intrinsically safe solution 

These features characterise the technology of intrinsically safe Piezo switching valves:
  • Suitable for gas and dust explosion-proof applications
  • Non-stop run for 6,000 hours
  • Switching voltage 4,5 to 30 V
  • Current consumption 1...23 mA
  • Short switching times
  • Long life span

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Piezo switching valve S9
3/2, 5/2 und 5/3-way valves
Connection G1/8 or G1/4

 

Piezo switching valve S29
3/2, 4/2 und 5/2-way valves
NAMUR connection and thread G1/4

 

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Piezo-Schaltventil P8
3/2-way valve
Flange connection 
or thread M5, G1/8

Piezo-Schaltventil P20
3/2-way valve
CNOMO flange connection 
or thread G1/8
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Piezo switching valve S9

12
  • Non-self-heating
  • Robust design
  • Compatible with current explosion-proof actuation modules
Technical data:
Funktion 3/2-, 5/2-, 5/3-way valves
Pneumatic connection Thread: G1/4, G1/8
Nominal flow rate up to 1,300 l/min
Operating pressure range up to 8 bar
Protection class IP 65
Approval Gas: II 2G EEx ia IIC T4/T5/T6
Dust: II 2D Ex iaD 21 T125
Mining industry: on request
Mechanical S9: II2GD EEx c IIC T6/T5; (TFR:03.41X)

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Piezo switching valve S29

12
  • Non-self-heating
  • Robust design
  • Compatible with current explosion-proof actuation modules
Technical data:
Funktion 3/2-, 4/2-, 5/2-way valves
Pneumatic connection NAMUR,
Thread: G1/4
Nominal flow rate up to 1,300 l/min
Operating pressure range up to 8 bar
Protection class IP 65
Approval Gas: II 2G EEx ia IIC T4/T5/T6
Dust: II 2D Ex iaD 21 T125
Mining industry: on request
Mechanical S29: II2GD EEx c IIC T6/T5; (TFR:03.41X)

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Piezo switching valve P8
12
  • Can be used as  pilot valve
  • Non-self-heating
  • One product for all explosion-proof areas
Technical data:
Funktion 3/2-way valve
Pneumatic connection Flange,
Thread base plate M5, G1/8
Nominal flow rate up to 50 l/min
Operating pressure range 1,5 to 8 bar
Protection class IP 65
Approval Gas: II 1G EEx ia IIC T4/T5/T6
Dust: II 2D Ex iaD 21 T125
Mining industry: on request

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Piezo switching valve P20
12
  • Can be used as  pilot valve
  • Non-self-heating
  • With manual override
Technical data:
Funktion 3/2-way valve
Pneumatic connection CNOMO Flange,
Thread base plate G1/8
Nominal flow rate up to 110 l/min
Operating pressure range 1,5 to 8 bar
Protection class IP 54
Approval Gas: II 2G EEx ia IIC T4/T5/T6

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