DEVI DEVIreg 850 - Installer Manual; System Overview; Typical System Components

10
System overview
The DEVIreg™ 850 can handle up to 2 independent areas, in any of the following
combinations:
t 4JOHMFSPPGTZTUFN
(1 system, 1-4 roof sensors)
t 4JOHMFHSPVOETZTUFN
(1 system, 1-4 roof sensors)
t HSPVOETZTUFNBOESPPGTZTUFN (combi system)
(2 systems, 2-4 sensors total, minimum 1 sensor per system)
t SPPGTZTUFNT (dual system)
(2 systems, 2-4 sensors total, minimum 1 sensor per system)
t HSPVOETZTUFNT (dual system)
(2 systems, 2-4 sensors total, minimum 1 sensor per system)
When more than 1 area is controlled by the DEVIreg™ 850 system, it is also possible to
prioritize the areas. Prioritizing makes it possible to operate 2 areas, even if the needed
power for 2 areas is not present.
A typical ice and snow melting system consists of:
t %&7*SFH
Only 1 DEVIreg™ 850 is allowed on the DEVIbus™
t 1PXFSTVQQMZ
More power supplies can be connected in parallel (if needed)
Be aware of maximum number of sensors on each power supply
(Refer to Technical Specication for power demand of sensors)
t (SPVOEBOEPSSPPGTFOTPST
Be aware of maximum number and cable length of sensors on each power supply
(Refer to sensor manual for a more detailed description)
Installer Manual