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6.0 SPECIFICATIONS
REGULATOR MODEL .................................. Magnum SRB5300
AIR FLOW ................................................... 33 cu. ft./min. (935 liters/min)
@ 1 atmosphere
INHALATION RESISTANCE .......................... 1.0” WC (2.5 cm WC)
@ 1 atmosphere
EXHALATION RESISTANCE ......................... .7” WC max. (1.8 cm WC)
@ 1 atmosphere
FIRST STAGE REGULATOR
TYPE ........................................................... Downstream Flow-by piston with moving
orifice balancing and Dry Air Bleed
(Positive Air Purge)
U.S. Patent 4,226,257
(other patents pending)
WEIGHT ...................................................... 1 lb. 11 oz. (.77 kg)
INTERSTAGE PRESSURE ............................ 135-150 psi (9-10 Bar)
MAXIMUM INLET PRESSURE ..................... 232 Bar for SRB5300CE Model
POSITIVE AIR PURGE FLOW RATE ............. 13-25 cc/minute
# LOW PRESSURE PORTS ......................... 4 (3/8”-24 UNF)
# HIGH PRESSURE PORTS ......................... 2 (7/16”-20 UNF)
MATERIALS ................................................ Body ------------------ CDA-360 Brass
Yoke ------------------ CDA-377 Brass
O-rings --------------- Buna-N
Bleed Valve ---------- Ethylene Propylene
Piston Seat ----------- Teflon
®
Lubricant ------------- Christo-Lube
®
SECOND STAGE REGULATOR
TYPE ........................................................... Downstream, diaphragm,
variable fulcrum
U.S. Patent 3,991,785
WEIGHT ...................................................... 5.1 oz. (.15 kg) (without hose)
HOSE LENGTH ............................................ 31 in. (.79 m.)
MATERIALS ................................................ Cover ----------------- Thermoplastic vinyl
Case ------------------ Triax
®
Poppet Seat ---------- Low temperature
NBR polymer
O-rings -------------- Buna-N
Diaphragm ----------- Tufel
®
(clear blue)
Exhaust Valve ------- Thermoplastic
Elastomer (blue)
Mouth Piece --------- Liquid silicone rubber
Maximum certified depth is 50m.
