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Table of contents
Chapter 1: Introducing the SEC-DC ................................................................................... 5
Introducing the SEC-DC ............................................................................................................................ 5
Features ................................................................................................................................................. 5
Electrical ratings .................................................................................................................................... 6
Common applications ........................................................................................................................... 6
Becoming familiar with the SEC-DC .......................................................................................................... 7
Menu layout ........................................................................................................................................... 8
Chapter 2: Installing your SEC-DC ..................................................................................... 9
What you need to do before installing your SEC-DC ................................................................................ 9
SEC-DC layout ....................................................................................................................................... 9
Mounting your SEC-DC ....................................................................................................................... 10
Connecting equipment to your SEC-DC ................................................................................................. 11
Connecting variable frequency drives ................................................................................................. 11
Connecting equipment to the general-purpose relays........................................................................ 12
Connecting an alarm system ............................................................................................................... 13
Connecting temperature probes ......................................................................................................... 14
Connecting the power source ............................................................................................................. 15
Finishing the installation .......................................................................................................................... 15
Chapter 3: Configuring your SEC-DC ............................................................................... 16
Configuring the main control functions ................................................................................................... 16
Selecting the temperature units, parameter 17 ................................................................................... 17
Selecting the operating frequency, parameter 18 ............................................................................... 17
Configuring hysteresis, parameter 24 ................................................................................................. 18
Configuring the stages ............................................................................................................................ 18
Configuring variable stages, parameters 19 and 20 ........................................................................... 18
Configuring relay stages, parameters 21 to 23 ................................................................................... 19
Testing the configuration ......................................................................................................................... 20
Chapter 4: Programming the SEC-DC .............................................................................. 21
Understanding how the SEC-DC operates.......................................................................................... 21
Programming the parameters ................................................................................................................. 24
Programming the group set point, parameter 1 .................................................................................. 24
Programming variable stages, parameters 2 to 9 ............................................................................... 25
Programming relay stages, parameters 10 to 14 ................................................................................ 26
Programming alarm settings, parameters 15 and 16 .......................................................................... 30
Chapter 5: Monitoring and maintaining your SEC-DC ..................................................... 33
Monitoring your SEC-DC ......................................................................................................................... 33
Displaying the minimum and maximum temperatures ....................................................................... 33
Selecting the operating program ......................................................................................................... 33
Acknowledging alarms ........................................................................................................................ 34
Testing settings and equipment .............................................................................................................. 35
Using stage override mode ................................................................................................................. 35
Using temperature override mode....................................................................................................... 36
Servicing and maintaining your SEC-DC ................................................................................................ 36
Enabling and disabling ventilation ...................................................................................................... 36
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