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Chapter 5: advanced operation, Chapter 6: troubleshooting – Sterlco M2B+ Controller User Manual

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Chapter 5: Advanced Operation .............................................. 29

 

5-1 Using the Analog Remote Input .......................................................................................... 29

 

5-2 Retransmission Analog Signal ............................................................................................ 30

 

Setting the Analog Signal Source to FLOW

 .............................................................................................  31  

Using Analog Output for Heating and Cooling

 .......................................................................................  31  

5-3 Using the Flow Monitor ...................................................................................................... 32

 

5-4 Programming the Alarms .................................................................................................... 33

 

Temperature

 ............................................................................................................................................  33  

Flow Alarm

 ..............................................................................................................................................  34  

Open Sensor

 ............................................................................................................................................  34  

Low Pressure

 ...........................................................................................................................................  34  

Low Fluid Level Alarm

 ............................................................................................................................  35  

High Fluid Level Alarm

 ...........................................................................................................................  35  

Pump Failure Alarm

 ................................................................................................................................  35  

Safety Thermostat Alarm

 .........................................................................................................................  35  

Welded Contactor Alarm

 .........................................................................................................................  35  

5-5 Using the Second Setpoint Function ................................................................................... 36

 

5-6 Using the Remote Start Function ........................................................................................ 36

 

5-7 Changing the Temperature Display Units ........................................................................... 37

 

5-8 Setting the Temperature Display Precision .......................................................................... 37

 

5-9 Using the Elapsed Time Meter ............................................................................................ 38

 

5-10 Programming Ramp/Soak ................................................................................................... 39

 

Starting Ramp/Soak Programming:

 .........................................................................................................  40  

Programming the Ramp/Soak Segments:

 ................................................................................................  40  

Finishing the Ramp/Soak Programming:

 .................................................................................................  40  

Controlling Ramp/Soak

 ...........................................................................................................................  41  

Monitoring Ramp/Soak

 ............................................................................................................................  41  

5-11 Setting the Approach Rate .................................................................................................. 42

 

5-12 Level Input Operation (Water Units) .................................................................................. 42

 

5-13 Adjusting the LCD Display Contrast ................................................................................. 42

 

5-14 Adjusting the Auto Shutdown Temperature Setpoint .......................................................... 42

 

5-15 Calibrating the T/C, RTD, and V Inputs ............................................................................. 43

 

Calibrating the Thermocouple Input (T/C)

 ..............................................................................................  43  

Calibrating the RTD Input

 .......................................................................................................................  45  

Calibrating the Analog Input (V)

 .............................................................................................................  45  

5-16 Accessing the Debug Menu ................................................................................................. 46

 

5-17 Reloading Factory Defaults ................................................................................................. 47

 

5-18 Serial Communications Operation ...................................................................................... 48

 

Baud Rate and Data Format

 ...................................................................................................................  48  

Protocols

 .................................................................................................................................................  48  

SPI Protocol

 ............................................................................................................................................  52  

CommandsDescriptions

 ..........................................................................................................................  52  

Chapter 6: Troubleshooting ...................................................... 55

 

6-1 Operating Mode and Error Display Messages ..................................................................... 57