5-12
MEGA3 NFPA Medical Gas Notification System
4107 9016 59.03
Retrofit Alarm Models
Example:
MEGA3™ Master Alarm Retrofit with 40 Inputs and 32
Relay Outputs
Example Model Number:
M3-M22-R
Example
:
MEGA3™ Retrofit AREA Alarm with 4 gases - Oxygen, Ni-
trous Oxide, Medical Air, and Vacuum
Example Model Number:
M3-A10-OXAV-R
Example
:
MEGA3™ Combination Retrofit Alarm with 10 Inputs,
6 Relay Outputs, and 3 gases - Oxygen, Medical Air, and Medical
Vacuum
Example Model Number:
M3-C01-OAV-R
Variable A
Alarm Type and Size
Allowable Value
Description
A10
Area Alarm, Up to 8 Area Gases
M01
Master, 0 Inputs, 16 Relay Outputs
M10
Master, 20 Inputs
M11
Master, 20 Inputs, 16 Relay Outputs
M12
Master, 20 Inputs, 32 Relay Outputs
M13
Master, 20 Inputs, 48 Relay Outputs
M20
Master, 40 Inputs
M21
Master, 40 Inputs, 16 Relay Outputs
M22
Master, 40 Inputs, 32 Relay Outputs
C01
Combination, 10 Inputs, 6 Relay Outputs, Up to 3
Area Gases
C10
Combination, 20 Inputs, Display up to 6 Area Gases
C11
Combination, 20 Inputs, 16 Relay Outputs, Display up
to 6 Area Gases
C12
Combination, 20 Inputs, 32 Relay Outputs, Display up
to 6 Area Gases
C40
Combination, 7 Inputs, 6 Relay Outputs, 4 Inputs for
4-20mA devices
C41
Combination, 27 Inputs, 6 Relay Outputs, 4 Inputs for
4-20mA devices
C44
Combination, 7 Inputs, 6 Relay Outputs, 4 Inputs
for 4-20mA devices, Up to 6 Area Gases (maximum
display of 6 gas badges, in combination of 4-20mA
and gas sensors)
Notes:
* Limitations on Combination Panels:
• C10, C11, C12 Combinations
x
0-10 source signal Inputs used, Display up to 6 Area gases
x
11-20 source signal Inputs used, Display up to 4 Area gases
• C41
x
0-20 source signal Inputs used, Display up to 4 4-20mA devices
x
21-27 source signal Inputs used, Display up to 2 4-20mA devices
• C44
x
Display up to 6 gas badges maximum, combination of 4-20mA and
area gases, with maximum 4 4-20mA badges.
Variable B
Gas Type (Area and Combination Only)
Allowable Value
Description
O
Oxygen
X
Nitrous Oxide
A
Medical Air
V
Medical Vacuum
W
WAGD
N
Nitrogen
C
Carbon Dioxide (CO2)
D
Oxygen 100 psig
F
Medical Air 100 psig
G
Carbon Dioxide 100 psig
9
Instrument Air
1
CO2-O2 (CO2 over 7%)
2
O2-CO2 (CO2 not over 7%)
3
HE-O2 (HE over 80%)
4
O2-HE (HE not over 80%)
7
Laboratory Air
8
Laboratory Vacuum
H
Helium
J
Argon
S
Surgical Air
B
AGSS
E
N2O-O2
M
Mixed Gas
NOTE
: For Area Alarm panels, sensor assemblies are not specific to
"Remote" or "Local" installations. It is not necessary to designate
the installation type in the model numbering.
M3- ___ - ___ - R
A
B
Appendix A:
