Rs485 Connections; Installation; Preparation For Installation - ION TITAN 2 User Manual

RS485 Connections

You can use Titan 2 for half-duplex, 2-wire communication. You can also configure it to use a built-in 120R termination
resistor. Pin references are to Terminal Block-2 (Refer to Installation,
To connect a 120R termination resistor across 'A' and 'B': connect a jumper on L1 between the middle pin and 120R pin.
(Refer to Note 1 of Terminal
This enables 2-wire communications and a 3rd wire ('0') as a Ground.
•
'A' is connected to 'Y'
•
'B' is connected to 'Z'
•
'0' is Ground

Installation

Preparation for Installation

Before you install the Titan 2, refer to the:
•
Location requirements
•
Power requirements
•
Cable & gland requirements
•
Dimentions for installation (See below)
P eering Gas Sensing Technology.
ion
Rx
Tx
Block-2, Installation).
Page 24 of 66
TITAN 2 Instrument User Manual V1.0
Terminal Block-2)
A (Pin­5)
B (Pin­4)
0 (Pin­3)
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