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Vaisala MMT330 User Manual

Page 7

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VAISALA _________________________________________________________________________ 7

Using Push Buttons ........................................................... 143

Using Display/Keypad ....................................................... 144

Using Serial Line ............................................................... 145

CRH ............................................................................. 145

Relative Humidity Adjustment after Sensor Change ........ 146

Using Display/Keypad ....................................................... 146

Using Serial Line ............................................................... 146

FCRH ........................................................................... 146

Temperature Adjustment ..................................................... 147

Using Display/Keypad ....................................................... 147

Using Serial Line ............................................................... 147

Analog Output Adjustment.................................................. 149

Using Display/Keypad ....................................................... 149

Using Serial Line ............................................................... 149

ACAL ............................................................................ 149

Feeding Adjustment Information ........................................ 150

Using Display/Keypad ....................................................... 150

Using Serial Line ............................................................... 150

CTEXT ......................................................................... 150

CDATE ......................................................................... 150

CHAPTER 8

TECHNICAL DATA .................................................................................... 151

Specifications ....................................................................... 151

Performance ...................................................................... 151

Water Activity ............................................................... 151

Temperature ................................................................. 151

Operating Environment ..................................................... 152

Probe Specifications ......................................................... 152

MMT332 ....................................................................... 152

MMT337 ....................................................................... 152

MMT338 ....................................................................... 152

Inputs and Outputs ............................................................ 153

Mechanics ......................................................................... 153

Technical Specifications of Optional Modules .................. 154

Power Supply Module .................................................. 154

Analog Output Module ................................................. 154

Relay Module ............................................................... 155

RS-485 Module ............................................................ 155

LAN Interface Module .................................................. 155

WLAN Interface Module ............................................... 155

Data Logger Module..................................................... 156

Spare Parts and Accessories .............................................. 156

Dimensions (mm/inch) ......................................................... 158

MMT332 ............................................................................ 160

MMT337 ............................................................................ 160

MMT337 with Swagelok Connector .................................. 161

MMT338 ............................................................................ 161

APPENDIX A

MODBUS REFERENCE ............................................................................. 163

Function Codes .................................................................... 163

Register Map ......................................................................... 164

Data Encoding ................................................................... 164