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4400-0024-EN Rev A
Symbols used on the equipment
The following symbols may be viewed on any of the products or accessories that comprise the enFlow IV uid/blood warming system.
Symbol Symbol description Symbol Symbol description
LO T
Batch Code On
RE F
Catalog Number O
SN
Serial Number
LATEX
Not made
with natural
rubber latex
Not Made With Natural Rubber Latex
NS N
National Stock No. (US Military) Expiration Date
2
Single Use Only; 
Do Not Re-Use
Direct Current
STERIL
Sterilized Using Irradiation Alternating Current
Keep Dry Type BF Applied Part, Debrillation-Proof
STERILIZ E
2
Do Not Re-Sterilize Do Not Use if Package is Damaged
Caution Fuse
Temperature; Thermometer
NON-PYROGENIC
Non-Pyrogenic
Danger High Voltage
Note
This symbol indicates that additional information is being 
provided.