The device indicates via a visual alarm when an exposure to temperatures below -0.5°C for longer than 60 minutes has occurred. The device needs to be activated prior to use and once an alarm has been triggered, cannot be re-used. The Freeze Alert is an electronic Irreversible Freeze Indicator (IFI) with an internal sensor, factory-programmed alarm, and visual display for indicating a freeze event during transport or storage of freeze-sensitive vaccines.
Hardware Specifications:
User interface: LCD, with start button switch
Resolution: Not Applicable
Operating temperature: -20°C to +55°C
Alarm: Visual, display showing either a tick for “OK” or a cross for “Alarm”
Accuracy: +/- 0.5°C within the range -6.5°C to +6.5°C
Activated life: 36 months (device shipped inactivated from manufacturer)
IP rating: IP64
Battery type: Non-replaceable Lithium coin cell battery
Battery shelf life: 48 months from date of manufacture (includes activated life)
Data download: Not available
Mounting: Not applicable
Sensor: Internal, not replaceable sensor
Memory: Not applicable
Label color: White
Unit Dimensions (LxWxD): 5.15 x 3.5 x 1.0cm
Unit weight: 14g
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