Vaisala HUMICAP HMP41 User's Guide Page 77
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Chapter 6 ___________________________________________________________ Troubleshooting
VAISALA _______________________________________________________________________ 75
CHAPTER 6
TROUBLESHOOTING
This chapter describes error messages and analog output error behavior,
introduces some common problems, their probable causes and remedies
and provides contact information for Technical Support.
Error Codes
HMT130 software includes number of different self diagnostics, such as
flash and program memory checksum, probe communication status,
probe checksum, operation voltage check, oscillator fault check etc.
At startup software checks factory/user settings checksum, program
memory checksum and oscillator fault status. Other checks are made
during runtime. Available error codes are shown in the table below.
Table 7 Error Codes and Texts
Code Description Error Text
1 Probe T measurement error Probe T meas
2 Probe RH measurement error Probe RA meas
3 Probe communication error Probe communication
4 Probe checksum error Probe checksum
5 Probe message form error Probe message form
6 Program's flash checksum error Program code checksum
7 Current settings checksum error
(RAM)
Settings checksum
8 Factory flash not initialised Factory defaults empty
9 User flash not initialised User defaults empty
10 Voltage is too low to operate
correctly
Voltage too low
11 Measurements not available Measurements not available
12 Oscillator fault bit active HW fault 1
13 Analog output quantity invalid Analog output quantity
invalid
14 Display quantity invalid Display quantity invalid
Error text is shown by using the ERRS command via the serial interface.
In case of using a HMT130 transmitter with display option the error code
is shown at the display in format "ERR:Code-1[.Code-2][.Code-n]".
Multiple errors are separated with a dot between the error codes.
- USER'S GUIDE 1
- Table of Contents 3
- CHAPTER 4 4
- CHAPTER 5 5
- CHAPTER 6 5
- CHAPTER 7 5
- APPENDIX A 6
- List of Figures 7
- List of Tables 8
- GENERAL INFORMATION 9
- Version Information 10
- Related Manuals 10
- Documentation Conventions 10
- ESD Protection 11
- Recycling 11
- License Agreement 12
- Regulatory Compliances 12
- Patent Notice 12
- Trademarks 12
- Warranty 13
- PRODUCT OVERVIEW 15
- Accessories 16
- Optional Display 16
- Interchangeable Probe 16
- Constant Output Probe 17
- Transmitter Components 18
- INSTALLATION 19
- 1011-161 20
- 0505-248 21
- Duct Installation Kit 22
- 0505-177 23
- 0505-178 23
- Probe Mounting Flange 24
- Probe Mounting Clamp 25
- Connections 26
- 10 ... 35 VDC 27
- RS-485 Bus Termination 28
- OPERATION 29
- Property Value 30
- 0807-004 31
- List of Serial Commands 32
- Show Device Information 33
- Set/Show Calibration Date 34
- Show Analog Output Status 35
- Serial Line Output Commands 36
- Stop Continuous Outputting 37
- Set/Show Output Interval 37
- Output a Reading Once 37
- Calibration Commands 38
- Calibrate Analog Output 40
- Set/Show Terminal Echo 41
- Configuring Analog Output 43
- Scaling 44
- Examples: 45
- Configuring Relay Output 46
- Show Relay Settings 47
- Other Commands 48
- Set/Show Output Formatting 49
- Display Command List 50
- Display Active Errors 50
- Save Changed Settings 50
- Restore Saved Settings 51
- Reset Transmitter 51
- Restore Factory Settings 51
- Set/Show Output Unit 52
- Networking Commands 52
- >sdelay 100 53
- Turnaround time : 100 53
- >CLOSE 55
- MAINTENANCE 57
- Fixed Probe Model 58
- Remote Probe Model 59
- Calibration and Adjustment 60
- Adjustment with HM70 64
- Reference Probe 65
- 0505-185 66
- 0505-186 66
- LiCl-NaCl Adjustment 67
- Calibrated Reference Probe 68
- Adjustment with HMI41 69
- Offset and Gain Adjustments 71
- HOLD again 72
- ENTER to conclude the 72
- MODE. The following display 73
- Troubleshooting 74
- Analog Output Tests 75
- TROUBLESHOOTING 77
- Solving Typical Problems 78
- Technical Support 79
- TECHNICAL DATA 81
- Table 12 Inputs and Outputs 82
- Options and Accessories 83
- Transmitter Dimensions 84
- 1011-159 85
- CALCULATION FORMULAS 87
- Dew/frostpoint Temperature 88
- Mixing Ratio 89
- Absolute Humidity 89
- Enthalpy 89
- Saturation Vapor Pressure 90
- Water Vapor Pressure 91
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