Vaisala HMT330 - Manual (Page 12)

User's Guide _______________________________________________________________________
10 ___________________________________________________________________ M210566EN-K
List of Tables
Table 1 Manual Revisions ..................................................................... 12
Table 2 Application, Location Classes ................................................... 15
Table 3 Quantities Measured by HMT330 ............................................. 19
Table 4 Optional Quantities Measured by HMT330 .............................. 19
Table 5 HMT338 Probe Dimensions ..................................................... 47
Table 6 Connecting the Twisted Pair Wires to the Screw Terminals .... 59
Table 7 4-Wire (Switch 3: On) ............................................................... 60
Table 8 2-Wire (Switch 3: Off) ............................................................... 61
Table 9 Observation Periods and Resolution ........................................ 64
Table 10 Wiring of the Optional 8-Pin Connector .................................... 66
Table 11 Periods for Trend and Max/Min Calculations ........................... 68
Table 12 Graph Information Messages in Cursor Mode ......................... 69
Table 13 ALSEL Parameters ................................................................... 77
Table 14 Default Serial Communication Settings for the User Port ........ 80
Table 15 Communication Settings for the Service Port ........................... 82
Table 16 IP Settings for the LAN and WLAN Interfaces .......................... 83
Table 17 Wireless LAN Settings .............................................................. 86
Table 18 Measurement Commands ........................................................ 93
Table 19 Communication Commands ..................................................... 93
Table 20 Formatting Commands ............................................................. 93
Table 21 Data Recording Commands ..................................................... 94
Table 22 Chemical Purge Commands ..................................................... 94
Table 23 Calibration and Adjustment Commands ................................... 94
Table 24 Setting and Testing the Analog Outputs ................................... 94
Table 25 Setting and Testing the Relays ................................................. 94
Table 26 Other Commands ..................................................................... 95
Table 27 FORM Command Modifiers .................................................... 102
Table 28 Conversion Factors for Pressure Units .................................. 105
Table 29 Filtering Levels ........................................................................ 107
Table 30 Selection of Output Modes ..................................................... 114
Table 31 Relay State Examples ............................................................ 129
Table 32 Supported Modbus Variants ................................................... 141
Table 33 Error Messages ...................................................................... 152
Table 34 Indicator Led Functions .......................................................... 156
Table 35 Example List for Multipoint Correction .................................... 162
Table 36 Calculated Variables (Typical Ranges) .................................. 171
Table 37 Standard Probe Cable Lengths and Approximate
Transmitter Weight (in kg/lb) .................................................. 175
Table 38 Spare Parts and Accessories ................................................. 178
Table 39 Supported Function Codes ..................................................... 199
Table 40 HMT330 Modbus Register Blocks .......................................... 200
Table 41 Measurement Data Registers ................................................. 202
Table 42 Status Registers ..................................................................... 202
Table 43 Configuration Parameter Registers ........................................ 203
Table 44 Configuration Flag Registers .................................................. 203
Table 45 HMT330 Exception Status Outputs ........................................ 204
Table 46 HMT330 Modbus Diagnostics ................................................ 204
Table 47 HMT330 Modbus Device Identification ................................... 205
Table 48 HMT330 Modbus Exception Responses ................................ 206