| Title： | 8-channel/4-channel Digital Input And Output Module Isolated 8DI/4RY MODBUS | ||
| Specification: | ⚫ Digital input channels: 8 channels (active low) ⚫ Relay output channels: 4 channels (SPST) ⚫ Relay contact capacity: 2A/250VAC 2A/30VDC ⚫ Operating temperature range: -20～70℃ ⚫ External power supply: DC 9V～30V/5W ⚫ Isolation Protection: 1500VDC ⚫ Installation method: standard DIN rail installation or screw installation ⚫ Dimensions: 125×73×35mm |
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| Interface Definition | AVcc : External power input positive terminal AGnd : External power input negative terminal RY1A : No. 1 relay output normally open contact A RY1B : No. 1 relay output normally open contact B RY2A : No. 2 relay output normally open contact A RY2B : No. 2 relay output normally open contact B RY3A : No. 3 relay output normally open contact A RY3B : No. 3 relay output normally open contact B RY4A : No. 4 relay output normally open contact A RY4B : No. 4 relay output normally open contact B DI_01 : Channel 1 digital input DI_02 : No. 2 digital input DI_03 : No. 3 digital input DI_04 : No. 4 digital input DI_05 : No. 5 digital input DI_06 : No. 6 digital input DI_07 : No. 7 digital input DI_08 : No. 8 digital input 485A : RS485 signal A+ 485B : RS485 signal B- |
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| Product overview | ⚫ 8-channel optoelectronic isolated digital input and 4-channel relay output (SPST-1 normally open) ⚫ Using RS485 MODBUS RTU standard communication, it can be networked with configuration software, PLC, industrial touch screen, etc. ⚫ With communication and input and output status indicators ⚫ The communication circuit adopts lightning protection and anti-interference design ⚫ Can be widely used in signal acquisition and control of industrial field equipment |
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| The communication indicator light | ⚫ After the module is powered on, the communication indicator turns green ⚫ During module communication, the communication indicator flashes ⚫ When the module receives the correct command, the communication indicator turns green ⚫ When the module receives an error command or a command other than the address of the module, the communication indicator light turns red |
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| Package: | 1*Digital Module | ||
