Diversified Medical Alliance
1409 Chestnut St.
Kenova WV, 25530
Phone (304)453-3197
Fax: (304)453-3161
Toll Free (877)914-1573
SUGGESTED MEDICAL GAS MASTER ALARM POINTS
FOR LEVEL 1 FACILITIES
CRYOGENIC BULK GAS UNITS WITH CRYOGENIC RESERVE
1. LIQUID LEVEL LOW
2. RESERVE IN USE
3. MAIN LINE PRESSURE HIGH
4. MAIN LINE PRESSURE LOW
5. RESERVE LOW
6. CHANGEOVER
7. RESERVE PRESSURE LOW
CRYOGENIC BULK GAS UNITS WITH CYLINDER RESERVE
1. LIQUID LEVEL LOW
2. RESERVE IN USE
3. MAIN LINE PRESSURE HIGH
4. MAIN LINE PRESSURE LOW
5. RESERVE PRESSURE LOW (Not required if reserve is cylinders
with check valve on each.)
6. CHANGEOVER
MANIFOLDS WITH RESERVE
1. CYLINDER BANK CHANGEOVER
2. RESERVE IN USE
3. RESERVE PRESSURE LOW
4. MAIN LINE PRESSURE HIGH
5. MAIN LINE PRESSURE LOW
MANIFOLDS WITHOUT RESERVE
1. CYLINDER BANK CHANGEOVER
2. MAIN LINE PRESSURE HIGH
3. MAIN LINE PRESSURE LOW
MEDICAL AIR COMPRESSORS (ALL TYPES)
1. RESERVE COMPRESSOR RUNNING (see note 1)
2. MAIN LINE PRESSURE HIGH
3. MAIN LINE PRESSURE LOW
4. CARBON MONOXIDE HIGH (see note 1)
5. DEW POINT HIGH
ADDITIONAL SIGNALS REQUIRED DEPENDING ON COMPRESSOR
DESIGN:
For Liquid Ring Compressors:
1. RECEIVER FLOODED (see note 1)
2. HIGH WATER SEPARATOR (see note 1)
For Reciprocating (Piston Type) Compressors:
1. HIGH TEMPERATURE (see note 1)
2. RECEIVER FLOODED (see notes 1 and 2)
MEDICAL/SURGICAL VACUUM PUMPS
1. RESERVE VACUUM PUMP RUNNING
2. MAIN LINE VACUUM LOW
WASTE ANESTHETIC GAS VACUUM PUMPS
1. RESERVE VACUUM PUMP RUNNING (see note 3)
2. MAIN LINE EVACUATION LOW (see note 3)
NOTES:
1. Per NFPA-99, 1999 edition, these alarm points can be
monitored with a single alarm point on each of the Master
Alarm Panels with a label such as “Source Equipment
Abnormal”.
2. For Reciprocating Air Compressors with Water Cooled Heads
and/or Water Cooled Aftercoolers.
3. These alarm points are not required per NFPA-99, 1999 Edition
