ICPDAS ET-2255 User manual
1
Connecting the Power and Host PC
1) Make sure your PC has workable network settings.
Disable or well configure your Windows firewall and Anti-Virus firewall first,
else the “Search Servers” on Chapter 5 may not work. (Please contact
with your system Administrator)
2) Connect both the ET-2255 and your PC to the same sub network or the
same Ethernet switch.
3) Supply power (+10~+30 VDC) to the ET-2255.
4) Verify that the “PWR”LED indicator
on the ET-2255 is flashing.
Red, OK
2 Pin Assignments & Wiring Note
Pin Assignments:
Wire Connections:
Readback as 1 Readback as 0
+5 ~ +50 VDC OPEN or <1 VDC
+5 ~ +50 VDC OPEN or <1 VDC
Digital Input/
Counter
Sink
Source
To other channels
7.5K
DI.COM
DIx
+-
To other channels
7.5K
DI.COM
DIx
-+
To other channels
7.5K
DI.COM
DIx
-+
To other channels
7.5K
DI.COM
DIx
+-
Open
Close to GND
Dry
Contact
Readback as 1
ON State
Digital
Output
Drive
Relay
Resistance
Load
Readback as 0
OFF State
+
-
E.PWR
DOx
E.GND
+
-
E.PWR
DOx
E.GND
+
-
+
-
E.PWR
DOx
E.GND
+
-
+
-
+
-
E.PWR
DOx
E.GND
+
-
GND
DIx
+S5 V GND
DIx
+S5 V
3 Wiring the DI and DO for Self-test
A tip for connecting the wire to the connector
A tip for removing the wire from the connector
1) Connect the DI0 pin (Pin17) to the DO0 pin (Pin18).
2) Connect the External Power +24V to the DI.COM pin (Pin01) and E.PWR
pin (Pin02).
3) Connect the External Power GND to the E.GND (Pin20).
4 Modbus Address
(0xxxx) DO address:
Begin
address
Points
Description
Bits
Per
Point
Range
Access
Type
0 (0x0)
1~6
Digital Output Channels
1
0: OFF, 1: ON
R/W
32 (0x20)
1
Clears the status of all high
latched DI channels
1
1: Clear
W
33 (0x21)
1
Clears the status of all low
latched DI channels
1
1: Clear
W
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
190
(0xBE)
1~6
Enables frequency
measurement for all DI
Channels
1
0: Disable
1: Enable
(Default: 0)
R/W/F
235
(0xEB)
1~6
Sets the Power-on value for
all DO Channels
1
0: OFF, 1: ON
(Default: 0)
R/W/F
267
(0x10B)
1~6
Sets the Safe value for all DO
Channels
1
0: OFF, 1: ON
(Default: 0)
R/W/F
“R”: Read; “W”: Write; “F”:Settings are recorded in flash memory by default
(1xxxx) DI address:
Begin
address
Points
Description
Bits
Per
Point
Range
Access
Type
0
(0x0)
1~6
Digital Input
1
0:Off
1:On
R
32
(0x20)
1~6
Digital latched status (high)
1
0:no
1:latched
R
64
(0x40)
1~6
Digital latched status (low)
1
0:no
1:latched
R
“R”: Read
Note
For detail “DI/DO Modbus Address”information, refer to Section 6.3 Modbus Register Table
of user’s manual
(http://ftp.icpdas.com/pub/cd/6000cd/napdos/et2200/document/).
5 Configuring Network Settings
1) Run the eSearch Utility.
The eSearch Utility is located at:
http://ftp.icpdas.com/pub/cd/6000cd/napdos/software/esearch/
2) Click the “Search Servers”to search your ET-2255.
3) Double-click your ET-2255 to configure the settings
Factory Default Settings of ET-2255:
IP Address
192.168.255.1
Subnet Mask
255.255.0.0
Gateway
192.168.0.1
4) Contact your Network Administrator to obtain a correct network
configuration (such as IP/Mask/Gateway). Enter the network settings
and click “OK”.
Note: The ET-2255 will use the new settings 2 seconds
later.
6 Testing your Ethernet I/O Module
1) Wait 2 seconds and click “Search Servers”button again to ensure the
ET-2255 is working well with new configuration.
2) Click the name of ET-2255 to select it.
3) Click the “Web”button to log in to the web configuration pages.
(Or enter the URL address of the ET-2255 in the address bar of the
browser.)
4) Enter the password (default: Admin)in the “login password”field and
click “Submit”.
Use the default
password: Admin
5) In the “Home”page allows a simple test to be performed to verify the Digital
Input and Output functionality.
6) In the “Digital I/O”section, click the “DO0”button to ON (Red).
7) The corresponding DI becomes green for DI0 is ON.
8)
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