WF-2055 is a Wi-Fi I/O Module with 8-channel Isolated Digital Input and 8-channel Sink Type Isolated Digital Output, communicable over Modbus TCP, has a DIN-rail mount, supports operating temperatures from -25C ~ +75C. The WF-2055, one member of ICP DAS WF-2000(Wi-Fi) wireless product family, is an 8-channel isolated digital input with 32-bit counters, 8-channel sink type isolated digital output module. WF-2055 in WLAN connection complies with the IEEE802.11b/g standards. With the popularity of 802.11 network infrastructure, the WF-2055 makes an easy way to incorporate wireless connectivity into monitoring and control systems. The WF-2055 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.