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Sorensen DCS Series 1kW and 1.2kW Supplies Contents

M362500-01 Rev K

2.7 Single Supply Operation (Local Mode) .......................................................... 2-11

2.8 Multiple Supplies ............................................................................................ 2-12

2.8.1 Series Operation .............................................................................. 2-12

2.8.2 Parallel Operation ............................................................................ 2-12

2.8.3 Split Supply Operation ..................................................................... 2-13

2.9 Over Voltage Protection (OVP) ...................................................................... 2-13

2.9.1 Front Panel OVP Operation ............................................................. 2-13

2.9.2 Remote Programming of OVP With External Voltage Sources ....... 2-14

2.9.3 Remote Programming of OVP with an External Resistance ............ 2-15

2.9.4 Remote Programming of OVP with External Current Sources ........ 2-16

2.10 Remote ON/OFF ............................................................................................ 2-17

2.10.1 Remote ON/OFF by Contact Closure .............................................. 2-17

2.11 Remote Programming of Output Voltage and Current Limit .......................... 2-18

2.11.1 Programming With External Voltage Sources ................................. 2-18

2.11.2 Programming With an External Resistance ..................................... 2-20

2.11.3 Programming With an External Current Source .............................. 2-21

2.12 Remote Monitoring and Status Indicators ...................................................... 2-23

SECTION 3 THEORY OF OPERATION ................................................ 3-1

3.1 Power Circuit (A2 Assembly) ........................................................................... 3-1

3.1.1 Basic Off-Line Switching Regulator Theory ....................................... 3-1

3.1.2 Simplified Full Bridge Converter Theory ............................................ 3-3

3.1.3 Detailed Circuit Description ............................................................... 3-3

3.2 Meter Circuit (A1 Assembly) ............................................................................ 3-9

3.2.1 Voltmeter ......................................................................................... 3-10

3.2.2 Current Meter .................................................................................. 3-10

SECTION 4 MAINTENANCE, TROUBLESHOOTING, AND CALIBRATION

4-1

4.1 General ............................................................................................................ 4-1

4.2 Periodic Service ............................................................................................... 4-1

4.3 Troubleshooting ............................................................................................... 4-1

4.3.1 Preliminary Checks ............................................................................ 4-2

4.3.2 Troubleshooting at the Operation Level ............................................ 4-2

4.4 Calibration ........................................................................................................ 4-3

Ametek Sorensen DCS-E Series User Manual

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