43-TV-25-30 Iss.6 GLO Aug 07 UK 205
Section 8: Communication
Comms Configuration
Once the recorder has been set up for Comms the TrendServer software and Communi-
cations Server requires configuring to allow the recorder to connect with your PC. To set up
Comms in the recorder go to “Comms Services Menu” on page 75. For Comms wiring
details in the recorder see “Communications Connections” on page 28.
Follow these stages for successful communications.
• Read about the different Comms interfaces used by the recorders. See “Standard
Communication Interfaces” on page 205.
• Set up your PC / Network connections. See “Hardware Installation” on page 207.
• Configure the TrendServer software. See “Comms and Trend Manager Suite”
on page 211.
• Comms Server software set up. See “Communications Server” on page 216.
Standard Communication Interfaces
Before we start here is some information about the comms interfaces that are used in the
setup of the TrendServer software and Communications Server.
Rear Ethernet Communication port.
The rear of the device is fitted with an Ethernet 10/100 port, which supports:
• Modbus TCP/IP. See “Modbus” on page 206.
• OPC Server connectivity to third party software. OPC Server connection must be enabled
by selecting the OPC option in
“Credits” on page 102. Setup the OPC Server informa-
tion required
“OPC Interface - Open Process Control” on page 232
• Web browser. See “Web Browser” on page 233.
Rear RS485 port
For the eZtrend QXe recorder a Comms option card is available with RS485 Modbus port
and USB device connections. The card can be purchased and fitted at any time. The RS485
connection uses a 3-way connector. The card also has connection for 24V DC Transmitter
Power Supply, see “Transmitter Power Supply Card” on page 24.
For the Minitrend QX and the Multitrend SX recorders RS 485: 2 wire (half duplex) to support
Modbus RTU is standard.
See “RS485 Minitrend QX and Multitrend SX recorders.” on
page 29.
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