9
M1 / M2 Unit Controller Setup
From the main menu, perform the following naviga-
tion through the menus to set the S-Bus address for
L Connection.
Go to:
Settings
>
Control
>
Guided
Setup
>
Enter
Advanced Guide Setup
>
Set Control
>
LCONN
>
ADDR
Enter the S-Bus address for L Connection. Once
done select the Set option to save the settings.
M1 / M2 Unit Controller - Control Mode and
Backup Set Points Setup
The following unit controller ECTOs must be set
when using the CS8500.
ECTO 5.27
- This is use and depends on the avail-
able sensors on the CS8500. Room temperature
reading is standard on all models. The following set-
ting instructs the M1/M2 unit controller what source
to get zone temperature, CO
2
, and indoor RH input.
• 2 = Room temperature (A2)
•
3 = Room temperature and IAQ (A63)
• 10 = Room temperature and indoor RH (A91)
• 11 = Room temperature, IAQ, and indoor RH
ECTO 6.01
- Is used to configure the M1/M2 unit
controller control mode and back-up set points to
use. Options are:
• 1 = Zone sensor mode with no backup.
• 2 = Zone sensor mode with local sensor backup.
• 3 = Zone sensor mode with return air sensor
backup.
M3 Unit Controller Setup
From the main menu, perform the following naviga-
tion through the menus to set the S-Bus address for
L Connection.
1. Go to
SETUP
>
NETWORK INTEGRATION
>
L-CONNECTION
>
LCONN ADDRESS
.
2. Enter the desired
LCONN ADDRESS
(S-Bus)
and select
SAVE
to continue.
3. Set
CONTROL MODE
=
ROOM SENSOR
and
select
SAVE
to continue.
4.
NETWORK SENSOR CO
2
(if equipped)
needs to be set to
YES
(if choosing CO
2
from
CS8500). Select
SAVE
to continue.
5.
RELATIVE HUMIDITY
needs to be set to
YES
(if choosing RH from CS8500). Select
SAVE
to continue.
6.
TEMPERATURE
will need to be set to
YES
(if
choosing temperature from CS8500).
7.
Continue to answer the various configuration
questions until it returns you to the
NETWORK
INTEGRATION
menu option.
NOTE:
Once the configuration is saved, then
S-Bus communication will be lost and
alarm 110 (low priority) will be raised. This
will be cleared automatically when any
demand goes to M2/M3.
