Beuchat VRT 30 Manual De Instrucciones página 50

48 > User guide / VX 200 Iceberg
VX 200 Iceberg Technical specifications
EUROPEAN STANDARDS.
All BEUCHAT regulators meet the Eur opean standard EN
250 - 2000 (Air) or EN 13949-2004 (Nitr ox).
1 - VX 200 SPECIFICATIONS
Yoke 230 bars - 3300 psi (Réf. : 316 016)
DIN 300 bars - 4400 psi (Réf. : 316 017)
VX 200 Iceberg is certified "Cold water".
The VX 200 Iceberg r egulator are composed of a balan-
ced diaphragm first stage with swivel and a VX 200
Iceberg balanced second stage with Venturi and sensitivi-
ty adjustments (Dive mode).
A > V200 First stage
The balanced diaphragm V200 first stage r
high pressure air in the cylinder to an adjustable interme-
diate pressure of 9,5 bars (145 PSI) above ambient pr es-
sure. The first stage is balanced and delivers air at
constant pressure even as the pressure decrease inside the
cylinder. A low pressure hose links the first to the second
stage. The first stage features four 3/8" LP ports and two
7/16" HP ports.
B > VX 200 Iceberg second stage
The VX 200 Iceberg second stage is a pneumatically
balanced second stage, witch of fers optimum ease of
breathing. An additional adjustment allow the diver to
fine tune the Venturi effect to the dive / diver conditions.
A specially designed front cover offers maximum protec-
tion to the diaphragm and minimizes the side ef fect of
strong currents. The VX 200 Iceberg second stage comes
from factory with adjustment knob and lever in the minus
position.
C > Venturi lever
This lever, located on the side of the second stage
Housing, enables the diver to contr
Venturi effect. When on the + position, the diver get
educes the
maximum Venturi assistance upon initial inhalation, the
air flow is maintained without additional ef fort.
Important : On the surface to avoid any fr ee flow resul-
ting from surface waves and / or sudden entry in the
water , the diver should keep the lever pushed towar ds
ol the inhalation