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