Vaisala HMT310 User Manual
Page 5

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VAISALA ________________________________________________________________________ 5
Pressure Regulator Recommended ..................................... 61
CHAPTER 6
MAINTENANCE ........................................................................................... 63
Periodic Maintenance ............................................................ 63
Calibration Interval .............................................................. 63
Replacing Consumables........................................................ 63
Filter Change....................................................................... 63
Sensor Change ................................................................... 63
Parts List for Consumables ................................................. 64
Technical Support .................................................................. 64
Return Instructions ................................................................ 65
Vaisala Service Centers......................................................... 66
CHAPTER 7
CALIBRATION AND ADJUSTMENT........................................................... 67
Calibration and Adjustment Commands.............................. 67
LI Revert Factory Calibration .............................................. 67
FCRH Relative Humidity Calibration after Sensor Change 68
CTEXT Set Calibration Information Text............................. 68
CDATE Set Calibration Date............................................... 68
ACAL Analog Output Calibration ........................................ 69
Relative Humidity Calibration and Adjustment (in Two
Points) ..................................................................................... 69
Low End Adjustment ........................................................... 70
High End Adjustment .......................................................... 71
Temperature Calibration and Adjustment (in One Point)... 72
CHAPTER 8
TECHNICAL DATA ...................................................................................... 73
Specifications ......................................................................... 73
Options and Accessories ...................................................... 76
Dimensions in mm (inches) .................................................. 77
Transmitter Enclosure and Mounting Plates ....................... 77
Probes ................................................................................. 78
HMT311 ......................................................................... 78
HMT313 ......................................................................... 78
HMT314 ......................................................................... 79
HMT315 ......................................................................... 79
HMT317 ......................................................................... 80
HMT318 ......................................................................... 80
APPENDIX A
PROBE INSTALLATION KITS AND INSTALLATION EXAMPLES ........... 81
Duct Installation Kits (for HMT313/317/315) ........................ 81
Pressure-Tight Swagelok Installation Kits (for HMT317) ... 82
RH Probe Installation .......................................................... 82
Examples of Vapor-Tight Installations with Cable Gland .. 83
RH Probe Installations (for HMT313/317)........................... 83
Ball Valve Installation kit for HMT318 .................................. 84