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83507013 Rev G
5.15.1 Basic Parallel Operation ____________________________________________ 64
1. Setting Up the Master Unit __________________________________________ 64
2. Setting up the Slave Units __________________________________________ 64
3. Daisy Chain Connection: (See Fig. 5-6) ________________________________ 65
4. Setting Over Voltage protection ______________________________________ 65
5. Setting Foldback Protection _________________________________________ 65
6. Connection to the load _____________________________________________ 65
5.15.2 Advanced Parallel Operation _________________________________________ 65
5.15.2.1 Advanced Parallel Configuration _________________________________ 66
5.15.2.2 Setting the Units as Master or Slave ______________________________ 66
5.15.2.3 Master and Slave Units Default Operation _________________________ 66
5.15.2.4 CURRENT Display Accuracy ___________________________________ 67
5.15.2.5 To Release Units from Slave Mode _______________________________ 67
5.16 Daisy-Chain Connection ____________________________________________________ 68
5.17 Front Panel Locking _______________________________________________________ 68
5.17.1 Unlocked Front Panel ______________________________________________ 68
5.17.2 Locked Front Panel ________________________________________________ 69
6 REMOTE ANALOG PROGRAMMING ___________________________________________ 70
6.1 Introduction ______________________________________________________________ 70
6.2 Local/Remote Analog Indication _______________________________________________ 70
6.3 Local/Remote Analog Indication _______________________________________________ 70
6.4 Remote Voltage Programming of Output Voltage and Output Current __________________ 71
6.5 Resistive Programming of Output Voltage and Current Limit _________________________ 72
6.6 Remote Monitoring of Output Voltage and Current ________________________________ 73
7 RS232 & RS485 REMOTE CONTROL ___________________________________________ 74
7.1 Introduction ______________________________________________________________ 74
7.2 Configuration _____________________________________________________________ 74
7.2.1 Default Setting _____________________________________________________ 74
7.2.2 Address Setting ____________________________________________________ 74
7.2.3 RS232 or RS485 Selection ___________________________________________ 74
7.2.4 Baud Rate Setting __________________________________________________ 74
7.2.5 Setting the Unit into Remote or Local Mode ______________________________ 75
7.2.6 RS232/485 Port in Local Mode ________________________________________ 75
7.2.7 Front panel in Remote Mode __________________________________________ 75
7.3 Rear Panel RS232/485 Connector _____________________________________________ 76
7.4 Connecting Power Supplies to RS232 or RS485 Bus ______________________________ 76
7.4.1 Single Power Supply ________________________________________________ 76
7.4.2 Multi Power Supply Connection to RS232 or RS485 Bus ____________________ 78
7.5 Communication Interface Protocol _____________________________________________ 79
7.5.1 Data Format ______________________________________________________ 79
7.5.2 Addressing _______________________________________________________ 79
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