SONBEST SM1602B RS485 Bus Four-Channel PT1000 Temperature Acquisition Module User Manual
- June 6, 2024
- SONBEST
Table of Contents
SONBEST SM1602B RS485 Bus Four-Channel PT1000 Temperature Acquisition
Module
SM1602B using the standard RS485 bus MODBUS-RTU protocol,easy access to PLC，DCS and other instruments or systems for monitoring temperature state quantities.The internal use of high -precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232, RS485,CAN,4-20mA, DC0~5V\10V, ZIGBEE,Lora, WIFI, GPRS and other output methods.
Technical Parameters
| Technical parameter | Parameter value |
|---|---|
| Brand | SONBEST |
| --- | --- |
| Temperature measurement range | -50°C to +100°C (optional with other ranges) |
| Detecting Core Devices | PT1000 |
| Temperature Measurement Accuracy | ± 0.3°C (optional ±0.3°C |
| Thermal Response Coefficient | 10mΩ/K |
| The resistance of the sensor at 0 °C | 1000Ω±0.12Ω/K |
| The resistance of the sensor at 0-100 °C | 3.85Ω/K |
| Reference Execution Standards | Using EN 60751 Class B Standards |
| Channels | 8 |
| Wire | 2-wire or 3-wire |
| Communication Interface | RS485 |
| Default baud rate | 9600 8 n 1 |
| Power | DC9~24V 1A |
| Running temperature | -40~80°C |
| Working humidity | 5%RH~90%RH |
Wiring instructions
Any incorrect wiring can cause irreversible damage to the product. Please carefully wire the cable as follows in the case of power failure, and then connect the cable to confirm the correctness and then use it again.
| ID | Core color | Identification | Note |
|---|---|---|---|
| 1 | Red | V+ | Power + |
| 2 | Green | V- | Power – |
| 3 | Yellow | A+ | RS485 A+ |
| 4 | Blue | B- | RS485 B- |
In the case of broken wires, wire the wires as shown in the figure. If the product itself has no leads, the core color is for reference.
Communication Protocol Disclaimer
This document provides all information about the product, does not grant any license to intellectual property, does not express or imply, and prohibits any other means of granting any intellectual property rights, such as the statement of sales terms and conditions of this product, other issues. No liability is assumed. Furthermore, our company makes no warranties, express or implied, regarding the sale and use of this product, including the suitability for the specific use of the product, the marketability or the infringement liability for any patent, copyright or other intellectual property rights, etc. Product specifications and product descriptions may be modified at any time without notice.
Contact Us
- Company: Shanghai Sonbest Industrial Co., Ltd
- Address: Building 8,No.215 North east road,Baoshan District,Shanghai,China Web: http://www.sonbest.com
- Web: http://www.sonbus.com
- SKYPE: soobuu
- Email: sale@sonbest.com
- Tel: 86-021-51083595 / 66862055 / 66862075 / 66861077
References
- Home-上海æœåšå®žä¸šæœ‰é™å…¬å¸
- Home-SONBEST -SONBUS.COM| THE SENSOR COMPANY
- Home-SONBEST -SONBUS.COM| THE SENSOR COMPANY
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