Specifications

VersaPro Temperature Controller Page 5
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12.1 ControllingtheTimerRemotely............................................................................................................................................39
13 Tuning................................................................................................................................................................................40
13.1 Whatistuning?.....................................................................................................................................................................40
14 ScalingAnalogInputs.........................................................................................................................................................43
14.1 LinearExample......................................................................................................................................................................43
14.2 KeyboardFunctionduringInputSlope..................................................................................................................................43
15 ScalingAnalogOutputs.......................................................................................................................................................44
16 Calibration.........................................................................................................................................................................44
16.1 CalibrationDisplaysandKeyboardOperation......................................................................................................................45
16.2 PreparingforInputCalibration.............................................................................................................................................45
CalibrationoftheThermocoupleInput..........................................................................................................................................46
CalibrationoftheColdJunctionTemperature...............................................................................................................................46
CalibrationoftheAnalogOutputChannels...................................................................................................................................47
17 Communications................................................................................................................................................................48
17.1 Modbus.................................................................................................................................................................................48
RTUFraming...................................................................................................................................................................................48
AddressField..................................................................................................................................................................................48
FunctionField.................................................................................................................................................................................48
DataField.......................................................................................................................................................................................49
ErrorCheckField(CRC)...................................................................................................................................................................49
17.2 MSIMessageProtocol..........................................................................................................................................................50
17.3 InstrumentType‘U’CommandSet.......................................................................................................................................52
‘X’Command..................................................................................................................................................................................52
BlockCommands............................................................................................................................................................................54
MSIErrorCodes..............................................................................................................................................................................56
18 TroubleshootingQuestions................................................................................................................................................57
18.1 AnalogInputs........................................................................................................................................................................57
18.2 ControlOutputs.....................................................................................................................................................................57
18.3 DigitalCommunications........................................................................................................................................................58
18.4 DisplayFunctions..................................................................................................................................................................58
18.5 TimerFunction......................................................................................................................................................................58
19 VersaproMonitorMode.....................................................................................................................................................59
19.1 PrepareforConnection.........................................................................................................................................................59
19.2 HowtoConnect.....................................................................................................................................................................59
19.3 StartMonitorMode..............................................................................................................................................................60
19.4 ‘D’DisplayCommand............................................................................................................................................................61
19.5 ‘L’WriteFLASHtoRAMDefaults..........................................................................................................................................61
19.6 ‘K’WriteRAMtoEEPROM....................................................................................................................................................61