User manual

Table Of Contents
PTQ-LNG Quantum / Unity Platform Setting Up the ProTalk Module
Landis & Gyr Telegyr Interface Module
Page 42 of 103 ProSoft Technology, Inc.
May 29, 2007
RS-232 -- Null Modem Connection (No Hardware Handshaking)
This type of connection can be used to connect the module to a computer or field
device communication port.
NOTE: If the port is configured with the "Use CTS Line" set to 'Y', then a
jumper is required between the RTS and the CTS line on the module
connection.
RS-485
The RS-485 interface requires a single two or three wire cable. The Common
connection is optional and dependent on the RS-485 network. The cable required
for this interface is shown below: