Digital I/O module SI-W309

Modbus RTURS-485Modbus

8 Channels Digital Input and 8 Channels Digital Output I/O Module ● 8 Channels Digital input ● 8 Channels Digital output ● All Digital input Channels can be used as 32 bit counters ● Support over voltage protection ● Support standard Industrial communication protocol ● Support wide operating temperature -25°C~75°C ● Support wide-ranged voltage DC In (9~50V) System Communication Interface RS-485 Baud Rate 9600 bps~115,200 bps (Max) Communication Protocol Modbus / RTU Intra-module Isolation 3000V Installation DIN-Rail or Wall Mount LED Indicator Power LED, Green R/W LED, Orange Error LED, Red Modbus LED, Green I2 C Interface Temperatur / Humidity sensor module Power Supply 9~50VDC In from terminal block System Weight 200 g Dimensions (W x H x D) 115 x 90 x 39 mm Certification FCC / CE Environment Operating Temperature -25°C~75°C (-13°F~167°F) (Ambient with airflow) Storage Temperature -20°C~80°C (-4°F~176°F) Humidity 20%~90% I/O (Digital Input / Counter) Pin Assignments Channels 8 Type Wet Contact, Source On Voltage Level Wet Contact, +3.5~+50VDC Off Voltage Level Wet Contact, +1VDC Max. Input Impedance 10KΩ, 0.5W Counter Channels: 8 Max. Count: 32 bits (0~4,294,967,285) Max. Input Frequency: 50Hz Min. Pulse Width: 10ms Overvoltage Protection 70VDC