UMD V3 Installation Manual - Remote Control
13 November 2018
Page
16
of
39
2.
Install and re-connect Carrier System Battery
3.
Un-plu
g the UMD ‘POWER’ connector
dust-cap and connect the UMD Power lead.
4.
Within approximately
30 seconds the UMD ‘Power’ LED will light up GREEN, followed closely by the
battery light. Within a few minutes, assuming that there is GPRS or 3G service available on the
GSM/3G network, after the Signal LED will begin to flash.
5.
Turn ON the Carrier Controller using the main 12V ON/OFF switch and be prepared for the
refrigeration system to start.
Please Note:
Always connect the power to the UMD last!
Wireless Tag Installation:
The new RFID UMD communicates with CoolTrax remote temperature and door sensors via wireless; this
saves considerable installation time. Depending on the customers desire to have independent temperature
reading points in the trailer or a door open and close tag and magnet, CoolTrax provides RF capable tags which
communicate with our UMD, these tags should located by the installer accord
ing to the customer’s
requirements.
Picture 13: Wireless Temperature and Door Tags
Wireless Temperature Tag
Wireless Door Tag and Magnet
Cooltrax Wireless Temperature Tag:
Each CoolTrax Tag has a flanged base with holes to allow the installer to either screw or pop-rivet the tag to
the trailer wall or door. Double-sided tape is another mounting option for flexibility and ease in moving
around to different monitoring locations within the trailer.
Check with Cooltrax or the customer for information in respect to where the tags should be located in each
trailer.