Pneumatic Connections - coval GVMAXV2-2 Instructions De Service

EN
GVMAXV2-2/V2-2R - DIRECTIONS FOR USE

5- PNEUMATIC CONNECTIONS

COMPRESSED AIR SUPPLY (in accordance with the ISO 8573-1:2010 [4:5:4] STANDARD):
ƒ The supply must be permanent. The consumption is regulated by the ejector.
ƒ Compressed air mini * adjusted at 4.5 bar during suction (optimized working pressure between
4.5 and 6 bar)
ƒ Filtered air (40 μ),
ƒ Non lubricated air,
ƒ Clean and dry air.
* WARNING THE INSTALLATION MUST PROVIDE BY DEVICE A 5 Nl/s FLOW RATE UNDER 4.5 BAR
IN SUCTION
Compressed air connection by the ¼ Gas inlet port on the suction valve:
Ä tube with mini. dia. 6x8.
Device
GVMAXV2-2
GVMAXV2-2R
The internal recommended diameter is for a maximum length of 2 m.
For larger length, use tubes with larger diameter.
WARNING !
In case of non respect of the previous conditions, you may face problems such as:
ƒ If the internal diameter on the compressed air side is too small, the compressed air
ƒ If the internal diameter on the vacuum side is too small, the air flow will be braked by
Ä Flexible tubes should be kept as short as possible in order to minimise the response time.
Ä Ensure that there are not particles of dirt or any other foreign objects in the devices connections
and in the tubes.
Ä Ensure that flexible tubes are connected without being bent and crushed.
For more information about vacuum network, refer to paragraph 7: « Vacuum and vacuum network connection ».
www.coval.com
Compressed air side
6 mm dia.
supply will be insufficient for optimum operating. The model will not reach the vacu-
um and the suction level as explained above.
this restriction, which has a negative effect on the suction power and on the suction
or evacuation time.
Mini internal diameter
Suction side
8mm dia.
max length 2m.
- 30 -
v03.20
10mm dia.
max length 3m.