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PERFORMANCE SPECIFICATIONS
Sound Levels:
Pre-Alarm... .................... 70 to 105 dBA incrementally at left ear
Full-Alarm ....................... 95 to 100 dBA @ 9.9 Ft (3m)
Frequency Range .......... 1.5 KHz to 4 KHz
Battery Life (fresh battery)
Alkaline Battery:
Automatic (green flashing light, no sound) ..... Approx. 60 hours
Full Alarm (red flashing light, 95 dBA sound).......Approx. 8 hours
Lithium Battery:
Automatic (green flashing light, no sound) ............. > 120 hours
Full alarm (red flashing light, 95 dBA sound) ......... 8-16 hours
Compliance
The Scott SEMS PDA
distress alarm is a NIOSH approved ac-
cessory for use on only the following Scott AIR-PAK and AIR-PAK
FIFTY respirators:
(NIOSH approval numbers have been included for identification):
Scott 2.2 Air-Pak (30 min.) TC-13F-80
Scott 3.0 Air-Pak (30 min.) TC-13F-366
Scott 4.5 Air-Pak (30 min.) TC-13F-76
Scott 4.5 Air-Pak (45 min.) TC-13F-212
Scott 4.5 Air-Pak (60 min.) TC-13F-96
NOTE
DO NOT USE A FIBERGLASS WRAPPED ONE HOUR CYLIN-
DER ON A MODEL 4.5 AIR PAK EQUIPPED WITH A SEMS PDA
DISTRESS ALARM AS THE WEIGHT WILL EXCEED THE 35 LBS
APPROVAL LIMIT FOR SCBA’s ESTABLISHED BY NIOSH.
Report any operational malfunctions to the certification agency Safety
Equipment Institute (SEI), 1307 Dolley Madison Blvd. Suite 3A,
McLean, VA 22101, (703) 442-5732, FAX (703) 442-5756.