Wiring for third party protocols
Carrier® ChillerVu™
(OPN-PSM-MPCXPE)
Carrier Proprietary and Confidential
CARRIER CORPORATION ©2017
Installation and Start-up Guide
27
All rights reserved
You can connect third party protocols after you set up BACnet. The drv_psmio for the Carrier® ChillerVu™ allows
access to the following third party protocols. Additional drivers are not required.
You can use these combinations of protocols or a subset of them:
•
Port S1 (1 protocol) AND Port S2 (1 of 3 protocols) AND Port E1 (all 4 protocols or any combination of them)
•
Port S1 (1 protocol) AND the Option Comm (1 protocol).
Port
Protocol(s)
Port S1
BACnet MS/TP or BACnet ARC156
Port S2
1 of the following 3 protocols - DIP switch selectable (TPI or CCN)
•
Modbus RTU
•
Lonworks via SLTA
•
CCN
Option Comm
LonWorks Option Card
Port E1
All 4 or any combination of the following protocols:
•
Modbus/IP
•
BACnet/IP
•
BACnet/Ethernet
•
CCN/IP
To wire to Modbus RTU on Port S2
NOTE
You can use Port S2 for CCN or Modbus RTU or LON SLTA-10, but not at the same time.
1
Turn
off
the Carrier® ChillerVu™'s power.
2
Set DIP switch 5 to
TPI
.
3
Set jumpers to
EIA-485
and
Half Duplex
.
4
Connect the communications wiring to Port S2. Connect to
Net+
,
Net-
, and
Gnd
.
Wiring specifications
○
A dedicated 24 AWG to 18 AWG twisted pair wire (EIA-485)
○
2000 feet (610 meters) for 76.8 kbps
○
3000 feet (914.4 meters) for 9600 bps, 19.2 or 38.4 kbps, before needing a Repeater
Wiring for third party protocols
