WF-2051 CR: Module Wi-Fi 16 kênh vào số DI giao tiếp Modbus TCP

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WF-2051 CR Wi-Fi I/O Module with Isolated 16-ch DI (Dry, Wet) (RoHS)

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WF-2051 CR: Module Wi-Fi 16 kênh vào số DI giao tiếp Modbus TCP


• Support sink/source type digital inputs
• Compatible with IEEE 802.11b/g standards
• Support infrastructure and ad hoc modes for wireless networks
• Support WEP, WPA and WPA2 wireless encryption
• Support Modbus/TCP and UDP protocols
• Support DHCP network configuration
• Built-in Watchdog
• Wide Operating Temperature Range
• 4 kV ESD Protection


The WF-2051 is a 16-channel isolated digital input with 32-bit counters module and it is one of the members of the WF-2000 wireless product family. In addition, the WF-2051 has WLAN connection complies with the IEEE802.11b/g standards. With the popularity of 802.11 network infrastructure, the WF-2051 makes an easy way to incorporate wireless connectivity into monitoring and control systems. The WF-2051 also supports Modbus/TCP and UDP protocols and the network encryption configuration, which makes perfect integration to SCADA software and offer easy and safe access for users from anytime and anywhere.



Intra-module Isolation DI: 3750 VDC


Transmission Range 50 meters (LOS)
Standards IEEE 802.11b/g
Receive Sensitivity -83 dBm @ 11Mbps
Output Power 8 dBm @ 11 Mbps
Mode Infrastructure & Ad-hoc*
Infrastructure & Limit-AP**
Encryption WEP, WPA and WPA2
Antenna 5 dBi (Omni-Directional)


Digital Input/Counter
Channels 16
Counters: 8
Type Dry Contact
Wet Contact
Sink/Source (NPN/PNP) Dry Contact: Source
Wet Contact: Sink/Source
Wet Contact, ON Voltage Level +10 ~ 50 VDC
Wet Contact, OFF Voltage Level +4 VDC Max.
Dry Contact, ON Voltage Level Close to GND
Dry Contact, OFF Voltage Level Open
Max. Counts 32-bit (4294967295)
Frequency 8K Hz Max.


Input Range +10 VDC ~ +30 VDC
Consumption 1.2 W


Dimensions (mm) 33 x 106 x 120 (W x L x H)
Installation DIN-Rail Mounting


Operating Temperature -25 ~ +75 °C
Storage Temperature -30 ~ +80 °C
Humidity 10 ~ 90% RH, Non-condensing


Data Sheet


Ordering information

WF-2051     CR  Wi-Fi I/O Module with Isolated 16-ch DI (Dry, Wet) (RoHS)

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