Vaisala DRYCAP DMT345 Guía de usuario Pagina 153
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Chapter 7 ___________________________________________________ Calibration and Adjustment
VAISALA _______________________________________________________________________ 153
7. Press YES to confirm the adjustment. Press OK to return to the
adjustment menu.
8. Before closing the adjustment mode, feed the adjustment
information into the device, see section Adjustment Information on
page 151. Press EXIT to close the adjustment mode and return to
the basic display.
Using Serial Line
NOTE
Reference humidities must be ~0 %RH and 30
... 75 %RH. A suitable
product for the two point RH calibration is for example the Vaisala
Humidity Calibrator HMK15.
1. Connect the DMT345/346 to a PC. See section Serial Line
Communication on page 76. Open a terminal program.
2. Carry out the chemical purge.
3. Press the ADJ button.
4. Remove the filter from the probe and insert the probe in the dry end
reference conditions (~0 %RH).
5. Issue the FCRH command and press Enter.
FCRH
6. Wait at least 30 minutes for the sensor to stabilize.
7. Press Enter a few times to check if the reading is stabilized.
8. When the reading is stabilized, give the reference humidity after
the question mark and press Enter.
>fcrh
RH : 11.25 Ref1 ?
RH : 11.25 Ref1 ?
RH : 11.25 Ref1 ?
RH : 11.24 Ref1 ?
RH : 11.24 Ref1 ? 11.3
Press any key when ready ...
9. Now the device is waiting for the wet end reference. Insert the
probe in the wet end reference condition (30 ... 75 %RH). Press any
key when ready.
10. Let the probe stabilize for about 30 minutes. You can follow the
stabilization by pressing Enter.
- USER'S GUIDE 1
- Table of Contents 3
- CHAPTER 4 4
- CHAPTER 6 7
- CHAPTER 7 7
- CHAPTER 8 7
- APPENDIX C 8
- List of Figures 9
- List of Tables 11
- GENERAL INFORMATION 13
- Version Information 14
- Related Manuals 14
- Documentation Conventions 14
- ESD Protection 15
- Recycling 16
- Regulatory Compliances 16
- Patent Notice 17
- Trademarks 17
- Software License 18
- Warranty 18
- PRODUCT OVERVIEW 19
- Basic Features and Options 21
- Operating Principle 21
- Structure of the Transmitter 22
- 0604-006 23
- Probes and Cooling Set 24
- INSTALLATION 25
- 133 (5.24) 26
- 59 (2.32) 26
- Thickness 26
- 9.5 (0.37) 26
- 0604-011 27
- 0604-012 28
- 0604-013 29
- Pole or Pipeline 30
- Panel Mounting Frame 31
- 0704-002 32
- 0804-083 32
- DMT345 Probe Mounting 33
- 0604-020 34
- Parts of the Cooling Set 36
- Instructions 37
- 0604-024 38
- 0604-025 38
- Running 39
- Cable Bushings 40
- Cable Grounding 41
- WARNING 42
- CAUTION 44
- Optional Modules 45
- Installation 46
- Warnings 47
- Third Analog Output 50
- Installation and Wiring 51
- Alarm Relays 52
- RS-422/485 Interface 53
- 1102-028 56
- 1102-027 57
- LAN Interface 58
- WLAN Interface 59
- 0706-068 61
- 8-Pin Connector 62
- OPERATION 63
- Graphic History 65
- 0706-030 66
- Menus and Navigation 67
- Changing the Language 68
- Rounding Setting 68
- Display Backlight Setting 68
- Display Contrast Setting 69
- Keypad Lock (Keyguard) 69
- Factory Settings 70
- Display Alarms 71
- Configuring a Display Alarm 72
- Table 13 ALSEL Parameters 74
- Serial Line Communication 76
- User Port Connection 77
- Service Port Connection 78
- Using the Service Port 79
- LAN Communication 80
- Wireless LAN Configuration 83
- Communication Protocol 86
- Terminal Program Settings 87
- 0810-070 88
- 0810-071 89
- List of Serial Commands 90
- Table 26 Other Commands 92
- Outputting Reading Once 94
- FTIME and FDATE 96
- General Settings 97
- Example: 99
- Using Display/Keypad 101
- Using Buttons on Motherboard 101
- Using Serial Line 102
- Date and Time 103
- Data Filtering 104
- >filt ext 105
- Filter : EXT 105
- Device Information 106
- Resetting the Device 109
- Serial Output Settings 110
- Data Recording 114
- View Recorded Data 115
- Deleting Recorded Files 117
- Analog Output Settings 118
- Analog Output Quantities 119
- AMODE/ASEL 120
- Analog Output Tests 121
- Operation of Relays 123
- 1102-007 124
- Hysteresis 125
- 1102-040 126
- Enabling/Disabling Relays 127
- Indication Led Operation 127
- Setting Relay Outputs 127
- 0706-029 128
- Testing Operation of Relays 130
- Sensor Functions 131
- Sensor Purge 132
- 1103-067 133
- 1103-066 133
- Sensor Warming 135
- CHAPTER 5 137
- Taking Modbus into Use 138
- Enabling Serial Modbus 139
- Enabling Ethernet Modbus 140
- 1101-034 141
- 1101-036 141
- Diagnostic Modbus Counters 143
- Disabling Modbus 144
- MAINTENANCE 145
- Error States 146
- Table 33 Error Messages 147
- Technical Support 148
- Product Returns 148
- CALIBRATION AND ADJUSTMENT 149
- Adjustment Information 151
- Display/Keypad 155
- Serial Line 156
- Adjusting Temperature 157
- Adjusting Analog Outputs 159
- TECHNICAL DATA 161
- 0604-022 163
- Modules 166
- RS-485 Module 167
- LAN Interface Module 167
- WLAN Interface Module 167
- Data Logger Module 167
- Spare Parts and Accessories 168
- Dimensions (mm/inch) 169
- 92 (3.62) 170
- 116 (4.57) 170
- 183 (7.20) 170
- APPENDIX A 171
- APPENDIX B 173
- ⋅= 68.216 174
- MODBUS REFERENCE 177
- Register Map 178
- 16-Bit Integer Format 179
- Measurement Data (Read-Only) 180
- Status Registers (Read-Only) 181
- Configuration Registers 181
- Exception Status Outputs 182
- Diagnostic Sub-Functions 183
- Exception Responses 184
- *M210762EN* 185
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