ET1010 Switching IO Expansion Module Switching IO expansion module including 4 switching inputs and 4 relay outputs.
MODBUS RTU protocol Support cascading Non-inductively expands the number of IO interfaces Plug and play Adaptive master-slave station Adaptive register address Communication delay of milliseconds High-speed communication without packet loss or abnormality Hardware indicators present communication status in real time It can be used with the main device ET3410 for better results.
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RS485 Number of ports 1 way Operating mode Slave Support baud rate 115200/9600/4800/2400 DO Number of ports 4 way output type Relay output Relay capacity 5A/30VDC 5A/250VAC DI Number of ports 4 way input type NPN/PNP/dry contact electrical characteristics Optocoupler isolation Electrical Parameters Rated voltage DC12V, working range DC12~24V rated power <1W power protection Anti-static, anti-surge, anti-reverse connection Environmental Parameters Operating temperature -40~80℃ storage temperature -40~85℃ environment humidity 10-90% RH (non-condensing) Mechanical Parameters size 80*71*63mm weight 150g material ABS
No. Name Meaning No. Name Meaning 1 Pow Power indicator light, always on twenty one Vout The positive pole of the external power supply, the voltage is equal to the input power supply voltage 2 Work Working indicator light, 1 second strobe twenty two PGND DI signal input isolation ground 3 Net reserve twenty three DI1 DI1 signal input 4 Recv reserve twenty four DI2 DI2 signal input 5 Send reserve 25 DI3 DI3 signal input 6 -- reserve 26 DI4 DI4 signal input 7 Alarm Alarm indicator light, cascaded device communication is abnormal and always on 27 SW Dry: Dry contact/PNP signal Wet: NPN signal 8 link Connection indicator, cascaded device plugged in is always on 28 RST reset button 9 DI1 DI indicator 29 DO1 Relay 1 output 10 DI2 DI indicator 30 DO1 Relay 1 output 11 DI3 DI indicator 31 DO2 Relay 2 output 12 DI4 DI indicator 32 DO2 Relay 2 output 13 DO1 DO light 33 DO3 Relay 3 output 14 DO2 DO light 34 DO3 Relay 3 output 15 DO3 DO light 35 DO4 Relay 4 output 16 DO4 DO light 36 DO4 Relay 4 output 17 Vin Power input positive stage 37 Dial code 1-5 means the MODBUS communication address, restart to take effect 18 GND Power input negative 38 Dial code 6-8 Set the baud rate, restart to take effect 19 485A RS485-A 39 M M port, for upward cascading 20 485B RS485-B 40 S S port, for cascading down
