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NX OPTC2
Vacon NX OPTC2 User Manual
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6
• vacon
layout and connections
Tel.+358 (0)201 21
21
•
Fax +358 (
0)201 212 205
3
3.2
RS
-
485
OPT
C8 option board
Figure 2
. Vacon RS
-
485 opti
on board
OP
T
C8
Signa
l
Connector
Descrip
tion
Shield
1
Cable shield
RxD/TxD
-N
3
Rec
eive/ A
DGND
5
Da
ta grou
nd (re
ferenc
e pote
ntial f
or VP)
VP
6
Supply voltage
–
plus
(5
V)
RxD/TxD
-P
8
Receive/ Transm
it data/ B
Table
3
.
OPT
C8 bus conne
ctor signals
X4
X1
Bus conne
ctor
Jumpers
Interface bo
ard connector
Grounding
plate
1
2
3
4
5
9
8
7
6
5
7
Table of Contents
Default Chapter
2
Table of Contents
2
1 General
3
2 Rs-485 Option Board Technical Data
4
General
4
3 Rs-485 Fieldbus Board Layout and Connections
5
RS-485 OPTC2 Option Board
5
RS-485 OPTC8 Option Board
6
Grounding
7
Grounding by Clamping the Cable to the Converter Frame
7
Grounding Only One Point on the Net
9
Grounding Jumper X1
10
Bus Terminal Resistors
11
Bus Biasing
12
LED Indications
13
4 Installation of Vacon Nx Rs-485 Board
14
5 Commissioning
16
Fieldbus Board Parameters
16
6 Modbus
19
Modbus RTU Protocol, Introduction
19
Supported Functions
21
Exception Responses
23
Modbus Interface
25
Modbus Registers
25
Process Data
25
Process Data in
26
Process Data out
27
Parameters
30
Actual Values
30
Example Messages
31
Start-Up Test
33
7 Metasys N2
34
Metasys N2 Protocol Introduction
34
Metasys N2 Interface
34
Analogue Input (AI)
34
Binary Input (BI)
34
Analogue Output (AO)
35
Binary Output (BO)
35
Internal Integer (ADI)
35
N2 Point Map
36
Analogue Inputs (AI)
36
Binary Inputs (BI)
37
Analogue Outputs (AO)
37
Binary Outputs (BO)
38
Internal Integers (ADI)
38
8 Fault Tracking
39
4
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Vacon NX OPTC2 Specifications
General
Brand
Vacon
Model
NX OPTC2
Category
Industrial Electrical
Language
English
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