Wiring for communications
Chilled Water System Optimizer v2
CARRIER CORPORATION ©2019
Installation and Start-up Guide
14
All rights reserved
To wire to the BACnet over IP network (DHCP)
1
Turn
off
the controller's power.
2
Check the communications wiring for shorts and grounds.
3
Set the
Assigned/DHCP
DIP switch to the
DHCP
position.
4
Verify DIP switch
1
is set to
Carrier Tools
(
Off)
.
5
Connect Port E1, which is the only port that speaks BACnet over IP.
6
Turn
on
the controller's power.
To wire to a BACnet over IP network (assign a custom IP)
1
Turn
off
the controller's power.
2
Using the rotary switches, set the controller's address. Set the Tens (10's) switch to the tens digit of the
address, and set the
Ones
(
1
's) switch to the ones digit.
EXAMPLE
If the controller’s address is 25, point the arrow on the
Tens
(
10
's) switch to 2 and the arrow on
the
Ones
(
1
's) switch to 5.
10's
1's
1
3
45
2
7
8
9
6
0
1
3
45
2
7
8
9
6
0
3
Obtain the IP address, subnet mask, and default gateway address for the controller from the facility network
administrator.
4
Set the
Assigned/DHCP
DIP switch to the
Assigned
position.
5
Set the
+100/0
DIP switch to
On
to add 100 to
x
in the IP address.
EXAMPLE
If you turn on this DIP switch and the MAC address is 25, the IP address is 192.168.168.125.
NOTE
The DHCP address is an intranet address. Data packets from this address are not routable to the
Internet.
6
Set the following using a touchscreen device or PuTTY.
○
IP address
○
A unique Device Instance number
