هذا الموقع هو منصة مختصة بالبحث عن اسعار المنتجات في الاردن, لمساعدتك في البحث عن افضل سعر للمنتجات في السوق. اكتب اسم او رقم المنتج الذي تبحث عنه في مربع البحث بالاعلى واضغط على زر البحث, وسنقوم بإظهار الناتئج المطابقة مرتبة حسب افضل سعر.
E831-RTU (4DI+4RO) - 4Digital Input + 4Digital Output (Relay Output) RS485 ModBus Remote Terminal Unit with Pulse Counting Feature | Sensors & Modules
Description:
Hardware parameter | Index |
Size(H*W*D) | 105*75*30 mm |
Weight | 279g±5g |
Interface method | Crimping method，1*12*5.08mm |
Operating Voltage | DC8V~28V, 12V or 24V is recommended, over 28V may damage the device |
Operating current | 12V@ 56mAstand-by current |
Communication Interface | RS485：1200~115200bps |
4 digital inputs | Dry contact, DI acquisition frequency 1KHz |
4 relay outputs | Support 3A30VDC、3A250VAC |
Baud rate | Baud rate range 1200~115200bps，factory default 9600 |
Operating temperature | -20℃~+70℃ |
storage temperature | -40℃~+85℃ |
Operating humidity | 5%~95% |
Storage humidity | 1%~95% |
Features:
- Support 4 digital isolated inputs, default dry contact;
- Support 4 rely relay outputs, support 3A 30VDC, 3A 250VAC;
- Modbus RTU protocol data processing;
- Support command reset. After sending AT + RESTORE \r\n commandto 485 serial port within 3s after power-on, Modbus device address, RS485 serial port baud rateand parity bit are restored to factory settings;
- Support pulse counting, can be configured as rising edge counting, falling edge counting, level counting method;
- Hardware watchdog with high reliability;
- 3 indicators show operating status;
- Power supply has good functions such as over-current, over-voltage, and anti-reverse connection;
- Wide voltage input 8V-28V, 12V or 24V is recommended.
No. | Ports and other definitions | Function | Description |
1 | PE | Connect with the earth | Connect with the earth |
2 | GND | Crimped power input negative | Power supply reference ground |
3 | VCC | Crimped power input positive | Power input, DC 8V ~ 28V, 12V / 24V recommended |
4 | RS485-G | RS485 signal reference ground | RS485 signal reference ground, it is recommended to connect |
5 | RS485-A | RS485 interface A | RS485 interface A is connected to device A interface |
6 | RS485-B | RS485 interface B | RS485 interface B is connected to device B interface |
7 | DI4 | Digital input channel 4 | Form dry contact with DIG |
8 | DI3 | Digital input channel 3 | Form dry contact with DIG |
9 | DIG | Digital input signal reference ground | Digital input signal reference ground, used with DI terminal |
10 | DI2 | Digital input channel 2 | Form dry contact with DIG |
11 | DI1 | Digital input channel 1 | Form dry contact with DIG |
12 | DIG | Digital input signal reference ground | Digital input signal reference ground, used with DI terminal |
13 | NO1 | Relay 1 normally open pin | Used with relay 1 common terminal |
14 | COM1 | Relay 1 common terminal | Used with relay 1 normally open pin /normally closed pin |
15 | NC1 | Relay 1 normally closed pin | Used with relay 1 common terminal |
16 | NO2 | Relay 2 normally open pin | Used with relay 2 common terminal |
17 | COM2 | Relay 2 common terminal | Used with relay 2 normally open pin /normally closed pin |
18 | NC2 | Relay 2 normally closed pin | Used with relay 2 common terminal |
19 | NO3 | Relay 3 normally open pin | Used with relay 3 common terminal |
20 | COM3 | Relay 3 common terminal | Used with relay 3 normally open pin /normally closed pin |
21 | NC3 | Relay 3 normally closed pin | Used with relay 3 common terminal |
22 | NO4 | Relay 4 normally open pin | Used with relay 4 common terminal |
23 | COM4 | Relay 4 common terminal | Used with relay 4 normally open pin /normally closed pin |
24 | NC4 | Relay 4 normally closed pin | Used with relay 4 common terminal |
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