General

• Remote monitoring units send identity, temperature and battery level information
• The frequency of data transmission must be configurable

Ambient Temperature Monitoring Use Case

• Remote monitoring units are able to operate on a single battery charge for at least 7 months (heating season)
• Enclosed to prevent tampering but allowing room air flow
• Temperature sensor within the enclosure
• Indoor use (i.e., no need for weatherproofing) 

Steam Trap Monitor Use Case

• Two external temperature probes
• Operate for at least 10 days on charge