Specifications

PROFIBUS DP Slave Communicaion Module RTU-PD01
DVP-PLC Operation Manual
23
Definitions of configuration items:
Parameter Value Definition
Node ID 1 ~ 254 Address of Modbus device connected to RTU-PD01
Read address 1:
Slave → Master
0 ~ 65535
Read address 2 0 ~ 65535
Read address 3 0 ~ 65535
Read address 4 0 ~ 65535
Read address 5 0 ~ 65535
Read address 6 0 ~ 65535
Read address 7 0 ~ 65535
Read address 8 0 ~ 65535
Parameter address of Modbus device to be read by
PROFIBUS DP master
Write address 1:
Master → Slave
0 ~ 65535
Write address 2 0 ~ 65535
Write address 3 0 ~ 65535
Write address 4 0 ~ 65535
Write address 5 0 ~ 65535
Write address 6 0 ~ 65535
Write address 7 0 ~ 65535
Write address 8 0 ~ 65535
Parameter address of Modbus device to be written by
PROFIBUS DP master
9 LED Indicator and Trouble-shooting
There are 5 LED indicators on RTU-PD01: POWER, NET, RS-485, RUN and ALARM.
z POWER LED
POWER LED displays whether the power supply on RTU-PD01 is working normally.
LED status Indication How to correct
Green light on Normal ---
Off No power supply Check if the power supply is normal.
z NET LED
NET LED displays whether the communication between RTU-PD01 and PROFIBU DP master is
working normally.
LED status Indication How to correct
Green light on Normal ---
Red light on
RTU-PD01 is not connected to
the master.
1. Check if RTU-PD01 is connected to PROFIBUS
DP bus.
2. Check if the communication cable between
RTU-PD01 and PROFIBUS DP master is in
normal status.