
We reserve the right to make changes without prior notice
6
1
GENERAL
1.1 Version log
Version code
Description
Date
ESIE18-19 Document
release
17/12/2018
ESIE18-19A
Page 6: 1.3 Controller functions
Page 14: 2.5.2 Network component addressing
Page 16: 3.1.2 Software addressing of the pCO* boards (no. 4 & 5)
Page 31/32: 5.1.1 List of inputs and outputs
Page 35: 6.3.2 Control logic of supply and return plug-fans on
temperature setpoint
Page 36: 6.3.3 Dampers management
Page 38: 6.4.1.2 Free cooling (below image)
Page 41: 6.4.2.5 Free heating (first paragraph below image)
Page 49: 6.6.6.4 External air damper control logic during defrost
Page 71: 7.6.6 Plug fan branch (last paragraph)
Page 72: 7.6.6 Plug fan branch
Page 76: 7.7 User menu (last 2 paragraphs)
Page 77: 7.7 User menu (first 4 paragraphs)
Page 89: 7.10 Setpoint menu (last 2 paragraphs)
Page 96: 8 Alarms (from row AL21)
Page 97: 8 Alarms (AL27 & AL28)
Page 103: 10.6 Activation of control logic of supply and return plug-
fans on temperature setpoint
06/05/2019
1.2 Purpose of the manual
This manual was drafted with the purpose of giving the information required for using the roof top unit controller.
As reader’s contributions are welcome, feel free to report mistakes or to specify parts that require more in-
depth explanations.
1.3 Controller functions
The software is designed to control roof top units, including cooling only and heat pump configurations, in their
different versions, different operating modes and secondary functions. The controller is also set up to be
interfaced with BMS control systems via some of the most popular communication protocols.
This software allows to manage units up to 4 compressors, two electrical heaters, one hot water coil, one
humidifier, one heat recovery and the dampers for external, expulsion or recirculation air.
1.4 Symbols
Below is a description of the main symbols used in this manual.
Danger symbol - take extreme care.
Warning symbol - important information.
Note symbol - suggestions and advice.