Technical Data; Characteristics; Used Materials; Dimensions - coval GVMAXV2-2 Instructions De Service

DIRECTIONS FOR USE - GVMAXV2-2/V2-2R
v03.20

2. TECHNICAL DATA

OPERATION
Vacuum generation by means of controlled compressed air according to ejector principle and integrat-
ing a vacuum electronic control system.

2.1 CHARACTERISTICS

Suction flow rate
250
200
150
100
50
0
1 2 3 4 5
Supply pressure
[relative bars]
Max.
Device
vacuum
GVMAXV2-2
85%
GVMAXV2-2R
* In the case of a sealed vacuum network

2.2 USED MATERIALS

ƒ Body base: Aluminum (AU 4 PB)
ƒ Valve body: POM (black polyacetal)
ƒ Silencer: Black PC with internal element in felt
ƒ Vacuum switch: PA66, PC, Brass, Aluminum,
NBR gasket
ƒ Electrical wiring: PA66
ƒ Operation temperature: ambient temperature +10°C à 45°C

2.3 DIMENSIONS

www.coval.com
Vacuum
100
80
60
40
20
0
6 7 1 2
Supply pressure
[relative bars]
Flow rate Air
consumption consumption
at 4.5 bar per gripping*
5 Nl/s 20 Nl
228.20
- 27 -
Flow rate / Negative pressure
250
200
150
100
50
0
3 4 5 6 7
Max. Supply pressure
suction Power mini. in suction
200 Nl/min 4.5 bar rel.
ƒ Screw: galvanized steel
ƒ Internal parts: Brass ; Aluminium ; Desmopan
ƒ Gaskets: NBR
ƒ Diaphragm: NBR with nylon support
ƒ Vacuum diaphragm valve: PU (Polyurethane)
20 40 60 80 100
Vacuum [%]
Total
weight
0.550 kg
51.85
EN