Casella CEL CEL-310 - Manual (Page 37)

With 12 hours of 1 minute Time History
Up to 128 Measurements
With 8 hours of 1 minute Time History
Up to 186 Measurements
Weightings:
Frequency A for all Sound Level measurements.
C for Peak Sound Pressure.
Time None as standard.
S (slow) for OSHA Version.
Dose Badge Configuration:
Criterion Level User Selectable 80 dB, 85 dB, 87 dB, 90 dB,
Criterion Time 8 hours, 12 hours, 16 hours, 18 hours,
Threshold None (ISO), 80 dB (OSHA),
Peak Threshold Factory configured to 140 dB,
137 dB(C) or 134 dB(C) Peak Option.
Power:
Dose Badge Internal NiCad battery with intelligent charging system.
Reader 2 x AA (LR6 / AM3 / MN1500 / Mignon).
The memory and clock of the Reader are protected
for up to 10 minutes when the main batteries are
removed.
Calibration:
Via internal Acoustic Calibrator to IEC 61942:1998 Class 1L.
Level: 114 dB,
Frequency :1 kHz.
Output:
Dose Badge Infrared to Reader Unit,
Reader RS232 via Mini-Din connector.
Dimensions:
Dose Badge Microphone Apex 12.7mm,
Base 47 mm,
Height 30 mm,
45 g (1.6 oz).
Reader 160 mm x 80 mm x 38 mm,
400 g (14 oz).
Environmental:
Temperature -10 o C to +50 o C Operating,
-20 o C to +60 o C Storage.
Technical Information
CEL-310 Dose Badge Users Handbook - Page 37