Vaisala HMP264 Manuals

Manuals and User Guides for Vaisala HMP264. We have 1 Vaisala HMP264 manual available for free PDF download: Operating Manual

Vaisala HMP264 Operating Manual

Vaisala HMP264 Operating Manual (118 pages)

Brand: Vaisala | Category: Transmitter | Size: 0.69 MB

Table of Contents

This Page Intentionally Left Blank.

3
- Table of Contents
  3
- 1 Product Description
  
  7
- 2 To be Noted When Measuring Humidity
  
  9
- 3 Installation
  
  10
  - Selecting the Place of Installation
    10
  - Mounting
    11
    
    HMP263 Transmitter
    12
    
    HMP264 Transmitter
    13
    
    HMP265 Transmitter
    16
  - Grounding
    17
  - Electrical Connections
    19
- 4 Commissioning
  
  21
- 5 Commands
  
  27
  - Commands and Security Lock Jumper
    27
  - LED Commands
    28
  - Display/Keypad Commands
    29
    
    Command Mode
    29
    
    Display Mode
    29
    
    Entering Numbers
    29
    
    Analogue Output Commands
    30
    
    Selecting the Output (Ma/V)
    30
    
    Selecting and Scaling the Analogue Output Quantities
    31
    
    Output Via the Serial Bus
    32
    
    Serial Bus Settings
    32
    
    Turning the Serial Interface Echo ON/OFF
    32
    
    Setting the Transmitter Address
    33
    
    Output Modes
    34
    
    Selecting the Output Units
    34
    
    Setting the Serial Interface Operation Mode
    34
    
    Others
    35
    
    Setting the Measurement Integration Time
    35
    
    Setting the Pressure for Mixing Ratio and Wet Bulb Calculations
    36
    
    Setting the Time
    36
    
    Setting the Date
    37
  - Serial Commands
    38
    
    Analogue Output Commands
    38
    
    Setting the Analogue Outputs
    38
    
    Scaling the Analogue Outputs
    39
    
    Selecting and Scaling the Analogue Output Quantities
    39
    
    Output Via the Serial Bus
    40
    
    Outputting the Reading Once
    40
    
    Starting the Measurement Output
    40
    
    Stopping the Measurement Output
    40
    
    Serial Bus Settings
    41
    
    Setting the Output Interval for the RUN Mode
    41
    
    Operating the Transmitter Via the Serial Bus
    42
    
    Resetting the Transmitter
    42
    
    Selecting the Output Units
    42
    
    Setting the Serial Interface
    42
    
    Setting the Transmitter Address
    42
    
    Open & Close
    43
- 6 Calibration
  
  44
  - Humidity Calibration
    44
    
    One Point Humidity Calibration
    45
    
    Using Display/Keypad Commands
    45
    
    Using Serial Commands
    45
    
    Two Point Humidity Calibration
    46
    
    Using LED Commands
    46
    
    Using Serial Commands
    46
    
    Using Display/Keypad Commands
    47
    
    Using LED Commands
    47
    
    Calibration Procedure after Sensor Change
    48
    
    Using Serial Commands
    48
    
    Using Display/Keypad Commands
    49
    
    Using LED Commands
    49
    
    Humidity Calibration Table
    50
  - Temperature Calibration
    50
    
    One Point Offset Correction
    51
    
    Using Display/Keypad Commands
    51
    
    Using Serial Commands
    51
    
    Two Point Temperature Calibration
    52
    
    Using LED Commands
    52
    
    Using Serial Commands
    52
    
    Using Display/Keypad Commands
    53
    
    Using LED Commands
    53
  - Calibration of Analogue Outputs
    54
    
    Using Display/Keypad Commands
    54
    
    Using Serial Commands
    54
    
    Using LED Commands
    56
- 7 Maintenance
  
  56
  - Reference Measurements
    56
  - Self-Diagnostics
    56
  - Changing the HUMICAP® Sensor and the Filter
    57
  - Measurement of Output Currents Using Test Points
    57
  - Adjusting the Contrast of the Display
    58
    
    Calculated Variables
    59
    
    Relative Humidity
    59
    
    Temperature
    59
    
    Analogue Outputs
    61
    
    Electronics
    61
    
    Pressure
    61
    
    Mechanics
    62
    
    Emissions
    64
    
    Immunity
    64
- 8 Technical Data
  
  59
- 9 Options
  
  65
- 10 Spare Parts
  
  65
Table of Contents

66
Installing and Using the Rs 485/422 Serial Port Module

90
- 1 Installation
  
  91
- 2 Operation
  
  92
- 3 Network Configuration
  
  94
  - Single Loop Operation
    94
  - Dual Loop Operation
    95
- 4 Checking the Serial Port Network Operation
  
  98
  - STOP Mode
    98
  - POLL Mode
    99
  - RS 485 Network Settings
    99
- 5 Specifications
  
  100
Installing and Using the Digital Current Loop Module

101
- 1 Installation
  
  102
- 2 Operation
  
  103
- 3 Network Configuration
  
  105
  - Single Loop Operation
    105
  - Single Loop Wiring
    105
  - Dual Loop Operation
    106
  - Dual Loop Wiring
    107
- 4 Checking the Serial Port Network Operation
  
  108
  - STOP Mode
    108
  - POLL Mode
    109
  - Current Loop Settings
    109
- 5 Specifications
  
  110
- Appendix
  
  111
- Appendix 5 Error Messages
  
  111
- Appendix
  
  112
- Appendix
  
  113
- Appendix
  
  114
- Appendix 9 Approvals and Specifications of the Protection Unit
  
  118

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