Terminal Block Tb522 - Toshiba V Series User Manual

1.6.4

Terminal Block TB522

Use an EN531/EN531T module to connect an L1PU11H module to Ethernet. L1PU11H
and EN531/EN531T modules can be mounted in the terminal block TB522.
L1PU11H connector
RS-485 terminator
setting switch
Power unit
connector
IO bus interface connector (right side) Loop I/O module, process I/O module connector, power
Power unit connector (left side)
Power supply/external IO bus
connecting terminal block M3 × 16
RS-485(LD Transmission, IOBUS Transmission) Terminator
setting switch
This terminator setting switch is for RS-485 transmission.
Set the switch to "ON" when the unit is positioned at the end of the RS-485 transmission
line.
Set the switch to OFF when the unit is positioned at the middle of the transmission line.
Incorrect setting will cause a transmission error, disabling data communication.
Table 1-24 shows TB522 signal assignments.
6F8C1005
ON
2
1
Name
supply
AC power unit (PS591) connection
24 VDC power supply, WDT output, LD511/LD512/
Graphic panel connection, power failure timer input
Figure 1-15 Front View of TB522
1.6 Names and Roles of Products
EN531/EN531T connector
IO bus interface
connector
WDT output,
LD511/LD512/Graphic
16
panel connection, external
IO bus connecting
terminal block
15
Use
1
25