Connection Of Remote I/O Unit; Adjustment Of Display Screen - Mitsubishi Electric MELDAS 60 Series Maintenance Manual

5.2.5 Connection of Remote I/O Unit

Connect to the remote I/O unit from the "CR05" connector on the back of the communication terminal.
The scan I/O card (HR347/357) and expansion I/O card (QY231) can be connected in addition to the
remote I/O unit.
Up to four stations can be set. (Example: Up to two FCUA-DX111 units can be connected.)
The analog input/output unit (FCUA-DX120/121/140/141) cannot be used.
When connecting remote I/O unit
When connecting scan I/O card
Refer to the explanation on each I/O item for details on setting the number of stations, etc.
When connecting the remote I/O, always connect a terminator (R-TM) to the final station.
Refer to the "PLC Interface Manual" for details on the interface assignments.

5.2.6 Adjustment of Display Screen

The LCD display screen is set to the optimum display looking from the front. However, this may be
difficult to view depending on the installation position. Adjust with the following items in this case.
(When adjusting with the internal CONTRAST potentiometer, set the following parameter values to "0".)
Basic specification parameter
CAUTION
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5. COMMUNICATION TERMINAL
5.2 FCU6-DUT32 Display Unit (10.4-type monochrome LCD)
CR05
CR05
#1132 CRT LCD contrast adjustment
#1134 LCDneg LCD display reverse display
Do not apply voltages other than those indicated in this manual on the connector.
Doing so may lead to destruction or damage.
Incorrect connections may damage the devices, so connect the cables to the specified
connectors.
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FCUA-DX1
unit
RIO1
X
FCUA-R211 cable
(SH41 cable)
HR347/357 card
FCUA-R211 cable
(SH41 cable)
"Setting range: –3
"Setting range: 0/1"
I-39
X
Terminator
R-TM
Terminator
R-TM
RIO3B
RIO3A
X
Dark Bright
to 3 "