Wiring Specifications; To Connect The I-Vu Open Link To The Ethernet; To Wire The Ms/Tp Network On Port S1; To Wire Modbus Or Lonworks Devices On Port S2 - Carrier i-Vu Open Link Installation And Startup Manual

Installation

Wiring specifications

For...
Ethernet
MS/TP
*
See the MS/TP Networking and Wiring Installation Guide .

To connect the i-Vu Open Link to the Ethernet

Connect an Ethernet cable to the Ethernet Port E1.

To wire the MS/TP network on Port S1

Turn the i-Vu Open Link's power off.
1
Check the communications wiring for shorts and grounds.
2
Verify that the Port S1 jumpers are set to 485-2w.
3
Set the MS/TP baud rate DIP switches 1 and 2 to match the baud rate of the Open network. The default
4
is 76.8k.
Connect the i-Vu Open Link's Port S1 to the Open/MS/TP network. Use the same polarity throughout the
5
network segment.
Wire this
Port S1 terminal
Shield (Pin 1)
Net- (Pin 4)
Net+ (Pin 5)
Turn the i-Vu Open Link's power on.
6

To wire Modbus or LonWorks devices on Port S2

Turn off the i-Vu Open Link's power.
1
Check the communications wiring for shorts and grounds.
2
Wire the i-Vu Open Link's Port S2 to the third-party device, then set the S2 jumper. See table and notes
3
below.
6
Use...
CAT5e or higher Ethernet cable
22 or 24 AWG, low-capacitance, twisted,
*
stranded, shielded copper wire
Maximum Length
328 feet (100 meters)
2000 feet (610 meters)
To this Open
controller terminal
Shield
Net-
Net+
i-Vu Open Link