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ICP DAS USA
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tGw-735
ICP DAS USA tGw-735 User Manual
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Tin
y
M
od
bus
/TCP
to
RT
U
/
A
SCI
I
Ga
te
w
ay
Co
p
y
r
i
g
h
t
©
2
0
20
I
CP
D
A
S
CO
.
,
L
td
.
A
l
l
Rights
Re
se
rve
d
.
-
108
-
Appe
ndix
C:
Actual
Ba
ud
Rat
e
M
ea
sur
e
ment
I
d
ea
l
Bau
d
R
ate (
b
p
s
)
Actu
a
l
B
au
d
Rate
(b
p
s)
Erro
r
300
298
.
48
0.51%
600
597
.
04
0.49%
1200
1
19
7.6
0.20%
2400
239
5.2
0.20%
4800
479
0.4
0.20%
9600
956
8.0
0.33%
14400
14392
0.05%
19200
19136
0.33%
38400
38464
0.17%
57600
57552
0.08%
1
15
20
0
1
14
96
0
0.21%
128000
128240
0.18%
230400
229920
0.21%
250000
250000
0.00%
256000
256400
0.15%
460800
459760
0.22%
921600
921600
0.00%
N
ote
:
R
ec
om
mende
d
max
baud rat
e i
s
11
52
00
bps or
be
l
ow
.
B
ec
aus
e
the
loading
of the
m
odul
e
,
w
e
don’t guara
nte
e
a proper oper
at
i
on
i
f
using
a l
ar
ger
baud rat
e
(
ove
r
11
52
00
bps)
.
107
109
Table of Contents
Default Chapter
2
Table of Contents
2
Packing List
5
More Information
6
Introduction
7
Features
9
Applications
9
Ethernet Solutions
10
Web Server Technology
11
Hardware Information
12
Specifications
12
Appearance
13
Poe and Ethernet RJ-45 Jack
14
To +48 VDC Jack
14
Operating Mode Switch
15
LED Indicator
15
Serial COM Ports
16
DIN-Rail Mounting
16
Dimensions
17
Tgw-700 Series Module (Unit: MM)
17
Cable (Unit: MM)
18
Tgw-700-T Series Module (Unit: MM)
19
GW-2200 Series Module (Unit: MM)
20
Pin Assignments
21
Tgw-712/Tgw-712I
21
Tgw-722/Tgw-722I
21
Tgw-732/Tgw-732I
22
Tgw-715/Tgw-715I/Tgw-715-T/Tgw-715I-T
22
Tgw-725/Tgw-725I
23
Tgw-735/Tgw-735I
23
Tgw-718/Tgw-718I/Tgw-718-T/Tgw-718I-T
24
Tgw-718I-D
24
Tgw-724/Tgw-724I
25
Tgw-734/Tgw-734I
25
Wiring Notes for Rs-232/485/422 Interfaces
28
Wiring
28
Wiring
29
Getting Started for Tgw-700 / Gw-2200 Series Using Ipv4
30
Connecting the Power and Host Pc
30
Configuring Network Settings
34
Connecting the Modbus Devices
36
Configuring the Serial Port
37
Self-Test
39
Getting Started for Tgw-700 / Gw-2200 Series Using Ipv6
40
Connecting the Power and Host Pc
40
Configuring Network Settings
44
Connecting the Modbus Devices
46
Configuring the Serial Port
47
Self-Test
49
Web Configuration
51
Logging in to the Tgw-700/Gw-2200 Web Server
51
Home Page
53
Network Page
54
IP Address Selection
54
General Settings
58
Modbus Settings
59
Restore Factory Defaults
61
Update by Ethernet
63
Serial Port Page
64
Settings (Port1 Settings)
64
Settings (Pair-Connection Settings)
68
Filter Page
69
Monitor Page
70
Password Page
71
Logout Page
72
Typical Applications
73
Modbus Gateway
74
Modbus Net ID
75
Pair-Connection Applications
76
Tcp Client Mode Applications
84
Modbus Information
89
Modbus Message Structure
89
0X01) Read the Status of the Coils (Readback Dos)
92
0X02) Read the Status of the Input (Read Dis)
93
0X03) Read the Holding Registers (Readback Aos)
94
0X04) Read the Input Registers (Read Ais)
95
0X05) Force a Single Coil (Write DO)
96
0X06) Preset a Single Register (Write AO)
97
0X0F) Force Multiple Coils (Write Dos)
98
0X10) Preset Multiple Registers (Write Aos)
99
Exception Codes
100
Appendix A: Troubleshooting
102
A1. How Do Irestore the Web Password for the Module to the Factory Default Password
102
Appendix B: Glossary
104
ARP (Address Resolution Protocol)
104
Clients and Servers
104
Ethernet
105
Firmware
105
Gateway
105
ICMP (Internet Control Message Protocol)
105
Internet
105
IP (Internet Protocol) Address
106
MAC (Media Access Control) Address
106
Packet
106
Ping
106
RARP (Reverse Address Resolution Protocol)
106
Socket
107
Subnet Mask
107
TCP (Transmission Control Protocol)
107
Tcp/Ip
107
UDP (User Datagram Protocol)
107
Appendix C: Actual Baud Rate Measurement
108
Appendix D: Revision History
109
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ICP DAS USA tGw-735 Specifications
General
Brand
ICP DAS USA
Model
tGw-735
Category
Control Unit
Language
English
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