Mitsubishi Electric FR-CC2-P Instruction Manual page 116

5.7
(N) Operation via communication and its
settings
Purpose
To start operation via
communication
To operate via
communication from PU
connector
To set the signal loss
detection time for parallel
operation communication.
5.7.1
Wiring and configuration of PU connector
Using the PU connector enables communication operation from a personal computer, etc.
When the PU connector is connected with a personal, FA or other computer by a communication cable, a user program can
run to monitor the converter unit or read and write parameters.
PU connector pin-outs
Pin
Name
number
1 SG Earthing (grounding)
2 - Operation panel power supply
3 RDA Converter unit receive+
4 SDB Converter unit send-
5 SDA Converter unit send+
6 RDB Converter unit receive-
7 SG Earthing (grounding)
8 - Operation panel power supply
NOTE
• Pins No. 2 and 8 provide power to the operation panel. Do not use these pins during RS-485 communication.
• Do not connect the cable to a computer's LAN board, to a fax modem socket, or to a telephone connector. Doing so may
damage the product due to the differences in the electric specifications.
(N) Operation via communication and its settings
Initial setting of operation via
communication
Initial setting of computer link
communication (PU connector)
Parallel operation communication
check time
Description
Parameter to set
P.N001
P.N020 to P.N028
P.N092
Converter unit
(Receptacle side)
Front view
8 to 1
Refer to
page
Pr.342 117
Pr.117 to Pr.124 118
Pr.652
56
115
PARAMETER
5
GROUP
N