Festo VACN-N-A1-1-EX4-A Manual

Festo Ikke kategoriseret VACN-N-A1-1-EX4-A

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Side 1/1
VACN-N-A1-1-EX4-A
Solenoid coil
Festo SE & Co. KG
Ruiter Straße 82
73734 Esslingen
Germany
+49 711 347-0
www.festo.com
Operating instruction
8186821
2023-12c
[8186823]
8186821
Translation of the original instructions
© 2023 all rights reserved to Festo SE & Co. KG
1 Identification EX
Marking Certificate
TM
Ex ia IIC/IIB T6/T4 Gb
Ex tb IIIC T80°C/T130°C Db
IECEx PTB 15.0013
II 2G
II 2D
II 2G Ex ia IIC T6,T4 Gb
II 2D Ex tb IIIC T80°C,T130°C Db
PTB 09 ATEX 2043
II 2G
II 2D
II 2G Ex ia IIC T6,T4 Gb
II 2D Ex tb IIIC T80°C,T130°C Db
PTB 09 ATEX 2043
Ex ia IIC/IIB T6/T4 Gb
Ex tb IIIC T80°C/T130°C Db
DNV 15.0188
Ex ia IIC/IIB T6/T4 Gb
Ex tb IIIC T80°C/T130°C Db
GYJ21.1326
Tab. 1: Identification EX
2 Applicable documents
NOTICE
Technical data for the product can have different values in other documents. For
operation in an explosive atmosphere, the technical data in this document always
have priority.
All available documents for the product
èwww.festo.com/sp.
3 Safety
3.1 General safety instructions
–The device can be used under the stated operating conditions in zones 1
and 2, explosive gas atmospheres, and in zones 21 and 22, explosive dust
atmospheres.
–The device may only be used in the delivered configuration in a potentially
explosive atmosphere.
–Use the device in its original status without any unauthorised modifications.
–All work must be carried out outside of potentially explosive areas.
–The device must be connected to a certified Ex ia IIC or Ex ib IIC intrinsically
safe circuit.
3.2 Intended use
The solenoid coil is an actuator for Festo valves.
4 Function
When switching on the voltage, the solenoid is energised, and the valve is actu-
ated.
5 Assembly
NOTICE
Installation and commissioning may only be performed in accordance with the
operating instructions and by qualified personnel.
1
2
3
4
56
Fig. 1: Assembly
1
Exhaust port for pilot control
2
Knurled nut
3
Magnet body
4
Connection for plug socket with
cable
5
Device socket
6
Retaining screw
1. Connect the plug socket with cable. Mount the cable connector with sealing
ring and washer on the housing.
2. Plug the bushing into the housing.
3. Place the seal on the plug.
4. Attach the device socket and tighten the retaining screw.
Avoid kinking the connecting cables to prevent short circuits or interruptions.
6 Commissioning
WARNING
The discharge of electrostatically charged parts can lead to ignitable sparks.
• Include the device in the system’s potential equalisation.
• Include the valve and coil separately in the equipotential bonding of the
system.
–Observe the product labelling.
–Do not commission the solenoid coil until after mounting.
7 Maintenance and care
WARNING
The discharge of electrostatically charged parts can lead to ignitable sparks.
If used in group IIC:
• Only clean the device with a damp cloth.
–Repairs to the solenoid coil are not permitted.
–The device is maintenance-free.
8 Technical data
Technical data
Max. input voltage Ui
–Group IIC [V DC] 28
–Group IIB [V DC] 32
Max. input current Ii
–Group IIC [mA] 115
–Group IIB [mA] 195
Effective inner inductance Li[μH] 0L
Effective inner capacitance Ci[nF] 0L
Resistance R20 [Ω] 400 +8%
Minimum switching current [mA] 27
Duty cycle [%] 100 (continuous operation)
Degree of protection IP65 in accordance with IEC60529
Ambient temperature Ta at T6, T80 °C [°C] –40°C…+50°C
Ambient temperature Ta at T4, T130 °C [°C] –40°C…+85°C
Storage temperature [°C] –20…+80
Mounting position any
Tightening torque
Plug socket retaining screw [Nm] max. 0.4 ±0.1Nm
Cable fitting [Nm] max. 1.8 ±0.2Nm
Tab. 2: Technical data

Produkt Specifikationer

Mærke: Festo
Kategori: Ikke kategoriseret
Model: VACN-N-A1-1-EX4-A

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