Installation Instructions

Installation Instructions
Document No. 553-142
June 4, 2010
TX-I/O Power Supply and Bus Modules
Item Number 553-142, Rev. CA Page 1 of 4
Product Description
The TX-I/O™ product range includes Power Supply,
Bus Connection, and Island Bus Expansion
modules.
Power Supply Module
The TX-I/O Power Supply bridges communication
and power from one DIN rail to another and
generates 28.8 W (1.2A at 24 Vdc) to power TX-I/O
modules and peripheral devices.
24V24V
1
2
3
4
5
6
CS CD
24V
T
CS CD
TXIO0088R1
Figure 1. Power Supply Module.
Bus Connection Module
The Bus Connection Module bridges communication
and power from one DIN rail to another. It provides
the bus signal, module supply voltage, and field
device supply voltage to TX-I/O modules on an
additional DIN.
1
2
3
4
5
6
CS CD
T
CS CD
TXIO0087R1
V
V
Figure 2. Bus Connection Module.
Island Bus Expansion Module
The TX-I/O Island Bus Expansion (IBE) module
increases the distance between the primary field
panel enclosure and expansion field panel
enclosures on the island bus. Each IBE supports two
segments of up to 200 ft (50 m) each.
TXIO0086R1
+
BM
COM
_
1
BT
TXA1.IBE
ON
ON
2 3
Figure 3. Island Bus Expansion Module.
Product Numbers
TXS1.12F4 TX-I/O Power Supply
TXS1.EF4 Bus Connection Module
TXA1.IBE Expansion module with RS-485
connection.
Warning/Caution Notation
WARNING Personal injury or property
damage may occur if you do not
follow a procedure as specified.
CAUTION:
Equipment damage or loss of
data may occur if you do not
follow a procedure as specified.
Required Tools and Materials
 Wire stripper/side cutter
 Small flat-blade screwdriver
 Digital multimeter (DMM)
Expected Installation Time
7 minutes