Delta Electronics Communication Module RTU-485 - Manual (Page 8)

Modbus Remote I/O Communication Module RTU-485
DVP-PLC Application Manual 6
ON OFF ON 38,400
ON ON OFF 57,600
ON ON ON 115,200
Note:
z Please set up the switch when the power is switched off. After the setup is completed, re-power RTU-485.
z When RTU-485 is operating, changing the setting of the switch will be invalid.
z Use slotted screwdriver to adjust the switch carefully in case you scratch the switch.
3 Basic Operation
3.1 Connecting RTU-485 to DVP Slim DI/DO Extension Unit
z Open the fixing clips on top and bottom of RTU-485. Meet the extension port of Slim DI/DO with RTU-485.
z Press the fixing clips on top and bottom of Slim DIDO and check if the connection is fine.
R
T
U
-4
8
5
D
V
P
-1
6
S
P
D
V
P
-0
2
D
A
D
V
P
-1
6
S
P
D
V
P
-0
2
D
A
PA3
PA2
PA1
PA0
DR2
DR1
DR0
A/R
ID7
ID6
ID5
ID4
ID3
ID2
ID1
ID0
POWER
RUN
ALARM RS- 485
R U N
S TO P
3.2 Installing RTU-485 and DVP Slim DI/DO on DIN Rail
z Use 35mm DIN rail.
z Open the DIN rail clip on RTU-485 and Slim DI/DO. Insert RTU-485 and Slim DI/DO onto the DIN rail.
z Clip up the DIN rail clips on RTU-485 and Slim DI/DO to fix them on the DIN rail, as shown below.
R
T
U
-4
8
5
PA3
PA2
PA1
PA0
DR2
DR1
DR0
A/R
ID7
ID6
ID5
ID4
ID3
ID2
ID1
ID0
POWER
RUN
ALARM RS -485
D
V
P
-1
6
S
P
D
V
P
-0
2
D
A
35mm DIN rail
4 Areas for Special Functions
4.1 Areas in Slim DI/DO Extension Unit
Communication
address
Devices Attribute Data type Length
H’0400 ~ H’047F X: X000 ~ X177 (Octal) R bit 128 points
H’0500 ~ H’057F Y: Y000 ~ Y177 (Octal) R/W bit 128 points