ICP DAS USA WF-2051 User manual

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Quick Start
Jan. 2014 Version 1.0
「
「「
「WF-2051」
」」
」Package Checklist
The package includes the following items:
 One WF-2051 module
 One Quick Start
 One software utility CD
 One screw driver
 One RS-232 cable (CA-0910)
 One Antenna 2.4GHz - 5 dBi (ANT-124-05)
Note:
If any of these items are missed or damaged, contact the local distributors
for more information. Save the shipping materials and cartons in case you
want to ship in the future.
Appearance and pin assignments
Figure 1:Appearance of the WF-2051

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Figure 2:I/O Connector of WF-2051
Table 1: Power/Signal Connector
Power/Signal connector
Pin Assignment Description
F.G Frame Ground
+Vs +10 ~ +30 VDC
GND Power / RS-232 GND
RxD RS-232 RxD
TxD RS-232 TxD
Table 2: Operating Mode Selector Switch
Operating Mode Selector Switch
Mode Jumper Position Description
FW Firmware update mode
OP Firmware operation mode

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Hardware Connection
Power and Serial port connection
Figure 4:Power and Serial port wire connection
I/O connection
Figure 5:DI Dry/Wet contact wire connection
Installation
Before use, associated hardware configuration, the steps described as
follows：
Step 1: Checking the WF-2000 series firmware operation mode
It needs to set the DIP switch to the "OP" position (operation mode), as
resetting the power, WF-2000 series will be in the operation mode.

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Step 2: Serial port connection
WF-2000 series supports RS-232 serial communication. The circuit
configuration is as shown in Figure 4.
If you do not need parameter setting, this step can be omitted.
Step 3: Power connection
Connect the power supply to WF-2000 series' power terminator, as shown in
Figure 4.
WF-2000 series connection setting
WF-2000 Series Wireless Network Configuration
Figure 6:Wi-Fi Configuration
01、Net ID : The Unit Identifier in Modbus TCP/IP application data unit. This
case is set as "1".
02、IP Address: WF-2000 series' IP address. Here set to "192.168.255.1".
03、Subnet Mask : Net Mask settings. Here set to "255. 255. 255.0".
04、Gateway : Gateway settings. Here set to "192.168.255.254".
05、Wi-Fi Mode : Wireless network connection mode settings. Here set to
"Ad-Hoc" mode. (If select the "AP" mode, wireless AP devices is needed.)
06、SSID : Service set identifier. Here set to "WF-2051".
07、Encryption : Encryption mode settings. Here set "NONE" (without
encryption).

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08、Wireless Key : Wireless encryption Key. Here does not have the setting.
09、Wireless CH : Wi-Fi connection channel settings. Here set to "2".
10、Upload parameters : After completing the settings above, select the "RS-
232" interface, communication "Net ID" and "COM Num". Press "Write
Parameter" button to upload the parameters.
PC Wireless Network Configuration and Connection
01、TCP/IP Setting :
a. Entry the IP address as "192.168.255.x", where "x" is a number
between 1 and 254 except 1, Subnet mask as "255.255.255. 0".
Finally, press "OK" button.
Figure 7:IP address configuration interface
02、Wireless network connection :
a. View available wireless networks and you can see the "WF-2051"
wireless network in the list.
b. Select the "WF-2051" and press the "Connect" button.
c. After waiting for a while, there will appear connection success screen.
Figure8:Connection successful interface

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Access I/O data
01、Connection with Modbus TCP utility
a. Open Modbus TCP utility and key in the IP address as "192.168.255.1",
Port as "502". Finally, click the "Connect" button.
b. If the network settings are correct, this will immediately establish a
connection.
c. Use the function code "0x02", and set the Reference Number as
"0x00", Bit Count as "0x10" to get the 16 CHs DI value.
Figure 9:Analog Input reading screen
d. Use the function code "0x04", and set the Reference Number as
"0x32", Word Count as "0x10" to get the 8 CHs Counter value (4 bytes
each counter).
Figure 10:Counter reading screen

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WF-2051 I/O Address Mapping
Table 2: (0xxxx) DO address
Begin Address Points Descriptions Range Access Type
10
(0x0A) 0~7 Clear Digital
Counter 1=Clear W
Table 3: (1xxxx) DI address
Begin Address Points Descriptions Range Access Type
0
(0x00) 0~15 Digital Input 0=OFF, 1=ON R
Table 4: (3xxxx) AI address
Begin Address Points Descriptions Range Access Type
50
(0x32)
0~15
(2 points/ Each
Channel)
Digital Counter 0~4294967295 R
Table 5: (4xxxx) AO address
Begin Address Points Descriptions Range Access Type
247
(0xF7) 0 Reset System
1= Reset System
247= Restore to
Factory Default
Settings
W

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Troubleshooting
Item Problem Description Solution
1 Power Failure
(PWR LED Off) 1. Please return to the ICP DAS for inspection and repair
2 WLAN connection can not be
established
1. Make sure that the service set identifier device
(SSID) settings are the same.
2. Make sure Wi-Fi transmission Channel settings
are the same.
3. Make sure encryption is set, encryption keys are
the same way
4. Make sure antenna is connected
5. Please confirm whether there are barriers on the
scene. That could result in poor signal quality.
3 TCP connection can not be established
1. Make sure WLAN connection is established
successfully
2. Make sure the network configuration is good
(TCP / IP Port, Local IP, Net Mask)
4
How to restore factory
default
1. Power on the WF-2000 series I/O module
2. Change the Dip-Switch position of the WF-2000
series and to complete the following steps in 5
seconds.
Step1. From “OP” to “FW” position.
Step2. From “FW” to “OP” position.
Step3. From “OP” to “FW” position.
Step4. From “FW” to “OP” position.
3. When the correct implementation of the above
steps, the Signal Strength LEDs and PWR/Wi-Fi
LEDS of the WF-2000 series should be turn on,
and that should be turn off after 500 ms later.
4. Reset the power the WF-2000 series would back
to factory defaults.
Technical Support
If you have problems about using the WF-2000 series I/O mod ule ,
please contact ICP DAS Product Support.
Email: serv[email protected]m
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