ECT Install and User Guide
Feb 2023
10 of 61
ECOER INC.
Manufacturer reserves the right to change specifications or designs without notice.
For some units, one wired controller can support multiple units (a
maximum of 16 units). In this case, the wired controller and unit
need to be connected to the HA and HB ports at the same time. In
group control, there will be no error displayed on the wired
controller . See Fig. 3-8
Putty
Putty
Trap
Putty
Trap
Trap
Fig 3-9
Fig.3-8