
Approvals
Approval Numbers
Approval Duration
MSHA/NIOSH
TC-13F-269
10 Minutes
Australia
SMKH21694
15 minutes
(applicable standard)
AS/NZS 1716:2003
CE
CE 0194/EN 13794:2002
15 minutes
China
MLA080029
15 minutes
Performance duration
15-20 minutes
Rest duration
32 minutes
Time to don/activate
8 seconds, or less
Weight
1.5 kg (3.3 lbs) Total weight
.86 kg (1.9 lbs) Donned weight
Dimensions
18.3 cm x 16.5 cm x 7.9 cm
(7.2" x 6.5" x 3.1")
Storage temperature range
-12° C to 60° C (10° F to 140° F)
Liters of oxygen available
27
Repair/refurbish after use
Yes
NIOSH service life
15 Years
Oxygen delivery system
Compressed oxygen
Automatic valve
Constant flow/demand regulated
Cylinder pressure
265 Bars (3850 psi)
CO
2
Scrubbing material
Lithium hydroxide
Inspection Visual
LakeView Corporate Park
10225 82nd Avenue
Pleasant Prairie, WI 53158-5801
U. S. A.
M - 2 0 S E L F - C O N T A I N E D S E L F - R E S C U E R
Oxygen flow begins when the M-20 is pulled from its
case. Oxygen is inhaled through the mouthpiece from
the breathing bag. Breath is exhaled through the
mouthpiece into the CO2 scrubber. Scrubbed breath
enters the breathing bag and is mixed with oxygen from
the oxygen cylinder.
T H E M - 2 0 C I R C U I T
Phone: (262) 947-9000
Fax: (262) 947-9020
www.ocenco.com
M - 2 0 P H Y S I C A L
C H A R A C T E R I S T I C S
A N D P E R F O R M A N C E D A T A
Nose clip
Mouthpiece
Oxygen
cylinder
Gauge
Regulator
Activation
cable
Bottom
case
Relief valve
Breathing bag
CO
2
Scrubber
Neck strap
A C C E S S O R I E S
M-20T Trainer –
complete with two extra mouthpieces.
Teaches donning from both the worn and stored position.
M-20 Belt
(Part No. 930021)
–
5.1 cm (2") wide belt
with accessory strap.
M-20 Belt Extender
(Part No. 930022)
–
uses hook
and loop fasteners to wrap around the M-20, securely
holding the M2-20 on the wearers belt.
M-20 Pouch
(Part No. 930023)
–
Rugged nylon with
a large belt loop.
9.09 angl/ra