242 12.4 Outline of Functions
Interface for use in LONWORKS
®
12.4 Outline of Functions
12.4.1 Outline of Function Via LON
(A)A/C unit control
The commands directed for each A/C unit are received from the LON monitoring node and commands are sent to the
respective A/C units: Individual Control
The commands directed for all the A/C units on the respective DIII line are received from the LON monitoring node
and the functions are executed: Batch Control
(B)A/C unit status monitoring
The A/C unit status is communicated to the LON monitoring node in the form of LON network variables.
(C)Report of A/C unit status change
When the status of an A/C unit changes, the respective value is sent to the LON monitoring node in the form of LON
network variables (when output network variables are bound)
12.4.2 Function of Contact Input
(A)System Forced Off
The forced Off contact input enables batch forced Off control from the disaster prevention panel or the like.
Precautions:
Input of the forced Off takes one of the following forms:
(1) Setting to ‘nviSystemOff’ from the LON monitoring node
(2) Short circuit of the T1 and T2 terminals (Please use the microcurrent contact.
)
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