Vaisala DM500 User Manual
Page 5

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VAISALA ________________________________________________________________________ 3
CHAPTER 11
MEASUREMENT SETTINGS....................................................................... 59
Automatic Frost Detection .................................................... 59
Forced Freezing...................................................................... 60
Cooling Method Air/Water ..................................................... 60
Statistical Filtering ................................................................. 61
Response Speed .................................................................... 62
Pump ON/OFF......................................................................... 62
Transient Recovery Time....................................................... 63
Setting the Temperature, Pressure, and Flow Values ........ 63
CHAPTER 12
SELF DIAGNOSTICS SETTINGS................................................................ 65
Salt Detection ......................................................................... 65
Sensor Circuit Check ............................................................. 66
Cooling Capacity Test............................................................ 67
Error History ........................................................................... 68
CHAPTER 13
RECORDING DATA ..................................................................................... 69
Data Recording....................................................................... 69
Stopping Recording ............................................................... 70
Viewing Recorded Data ......................................................... 70
Checking the Recording Memory Status ............................. 70
Deleting All Record Files ....................................................... 71
CHAPTER 14
OUTPUT INTERFACES ............................................................................... 73
Serial Communication Settings ............................................ 74
Analog Outputs (Optional) .................................................... 75
Relay Outputs (Optional) ....................................................... 77
CHAPTER 15
CALIBRATIOND AND ADJUSTMENT ........................................................ 81
General About Calibration and Adjustments ...................... 81
Calibration Interval .............................................................. 81
Calibration Laboratory......................................................... 81
Calibrating DM500 Equipped with a Pump ......................... 82
Making an Adjustment ........................................................... 82
CHAPTER 16
SERIAL LINE COMMANDS......................................................................... 85
Serial Commands ................................................................... 85
Output Commands (DMI500) ................................................. 86
R Continuous Output ..................................................... 86