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Haiwell PLC - Temperature & Humidity Module User Manual
Contents
Temperature & Humidity Module Use Manual
1. Product model list and dimension
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2. Indicator description
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3. Power supply specification
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4. Environmental specifications for product
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5. Main parameters for modules
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5.1 Main parameters for digital temperature and humidity modules
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5.2 Main parameters for thermal resistance and thermocouple modules
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6. Wiring diagram
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6.1 Digital temperature and humidity module: Single / multiple DS18B20, RW1820, DS1990 sensor input wiring diagram
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6.2 Thermal resistance and thermocouple module wiring diagram
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7. Terminal wiring diagram
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8. Module parameter table
（
CR code is corresponding to the Modbus register address
）
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8.1 Parameter table for digital temperature and humidity modules
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8.2 Parameter table for 4-channel thermal resistance and thermocouple modules
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8.3 Parameter table for 8-channel thermal resistance and thermocouple modules
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9. Expansion modules installation
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Temperature & Humidity modules Application Case
1. Expand module through the host PLC parallel port
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1.1 Module power supply
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1.2 Temperature modules need't be written any conversion program, read the current temperature value directly when
access the sensor
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1.3 Programming skills for PLC
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1.5 Default for using engineering, when the engineering value is not used, the default code value is 0 ~ 32000
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1.6 Module CR code application example: Read module channel disconnection alarm
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2. Module used as remote IO
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1.1 Module power supply
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1.2 Communication port introduction
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1.3 Communication protocols and default parameters
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1.4 Introduce module parameter configuration method when the module is used as remote IO
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1.5 Parameter configuration example: Configurate module by programming software remote module tool
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1.6 Remote IO appliciation example(RS485 mode): PLC reads 4-channel temperature value of H04RC module
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1.7 Remote IO appliciation example (Ethernet mode): PLC reads and writes every channel input values of H08RC-e
module
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1.8 Remote IO appliciation example: Haiwell Cloud configuration communicates directly with H08TC module
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1.9 H04DT module usage features introduction
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1.10 H32DT module usage features introduction
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FAQ for H32DT module
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