4C4 Manual Rev 7.5.2
3.2 Updating Firmware ......................................... 24
3.2.1 Upgrading Firmware by PROM Replacement .............. 25
3.2.2 Upgrading Firmware by Uploading through C4 Serial Port .... 25
Making the physical connection for upload ................ 26
Running the upload software on the PC .................. 26
Starting the upload on the C4 .......................... 27
3.3 Restoring Setup Parameters to Default Values.................... 27
3.4 Fahrenheit Operation ....................................... 28
3.5 System Operating (Temperature) Range ........................ 29
3.6 Probe Out of Range Shutdown ................................ 29
3.6.1 Effect of Probe Correction on Out of Range Shutdown ....... 30
3.6.2 Probe Out of Range Shutdown Reported in Error/Status String
................................................. 30
3.6.3 Clearing a Probe Out of Range Shutdown ................30
3.7 Internal Error Shutdown Conditions ............................31
3.7.1 Watchdog Timer .................................... 31
3.7.2 Memory signature checking ........................... 31
3.7.3 Setup parameter integrity checking...................... 32
3.8 Software Probe Correction (Calibration) ......................... 32
3.9 Status and Error Reporting ................................... 33
3.10 Fail-safe System .......................................... 34
4. INTELLIGENT 2 PROBE CONTROL.................................. 35
4.1 How Intelligent 2 Probe Control functions ........................ 36
4.2 Preparing for Intelligent 2 Probe Control ........................ 37
4.3 Using Intelligent 2 Probe Control .............................. 38
5. LOCAL MODE ( Basic Operation ) ................................... 39
5.1 Displaying Temperature .....................................39
5.2 Displaying and Changing the Setpoint .......................... 40
5.3 Controlling to a Setpoint ..................................... 41
5.4 Compressor Control ........................................42
6. PROGRAM MODE ............................................... 43
6.1 Description of a Program Step ................................ 43
6.1.1 Format of a Program Step............................. 44
6.1.2 Maximizing Ramp Speed & Other Ramp Considerations ..... 45
6.2 Clearing Program Memory (Reinitializing program steps)............ 46
6.3 Displaying Program Steps.................................... 46
6.4 Entering or Changing a Program Step .......................... 47
6.5 Insert Program Step ........................................47
6.6 Delete Program step........................................ 48
6.7 Running (Executing) a Program ............................... 48
6.7.1 Program Run Time Information/Considerations ............ 49
6.7.2 Run Time Pre-read Errors ............................. 49
No Probe 2 Error ...................................50