Riello MB 405/2 Manuel D'entretien page 41

3 Technical description
3.1 Gas train designation
Range: MB
Overall size:
Operation:
MB 407 /2 -
BASIC DESIGNATION
EXTENDED DESIGNATION
3.2 Models available
Code Model
3970084 MB 405/2 - RSD 20
3970539 MB 405/2 - F1SD 20
3970540 MB 405/2 - F2SD 20
3970537 MB 407/2 - RSD 20
3970538 MB 407/2 - F2SD 20
3970541 MB 407/2 - F3SD 20
3970556 MB 407/2 - RT 20
3970534 MB 410/2 - RSD 20
3970542 MB 410/2 - F3SD 20
3970557 MB 410/2 - RT 20
3970543 MB 412/2 - F3SD 20
3970582 MB 415/2 - F3SD 20
Technical description
405
/1 opening with 1 step
/2 opening with 2 steps
/P opening with 1 step and proportional air/gas regulator
Valve leak detection -
control device:
CT
Joint type: R
F
F1
F2
F3
Electric connection:
Pressure field
Standard output:
F3 SD 2 0
407 410 412 415
0
train valve leak detection control device
threaded
ISO standard flange
BS1 square flange
BS2 square flange
BS3 - BS4 square flange
T Terminals - Terminal board
SD Domestic plug
SM Medium output plug
- without pressure adjuster
0 with regulator and proportional air/gas pressure
2 with regulator and output pressure of up to 20 mbar
3 with regulator and output pressure of up to 30 mbar
5 with regulator and output pressure of up to 50 mbar
Valve command:
0 common
2 separate
Tab. A
3
GB
420
20049136