APT 00310XAC, Operation Manual

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6.3 Initializing a Test in Parallel or Polyphase Mode ................................. 104
6.4 Error Messages in Parallel and Polyphase Mode ............................... 105
7. Displayed Messages .................................................................................. 106
7.1 OTP
– Over Temperature Protection .................................................. 106
7.2 OCP
– Over Current Protection .......................................................... 106
7.3 OPP
– Over Power Protection ............................................................ 106
7.4 OVP
– Output Voltage Protection ....................................................... 107
7.5 A-SH
– Amplifier Shutdown Protection ............................................... 107
7.6 RCP
– Reverse Current Protection ..................................................... 107
7.7 LVP- Low Voltage Protection .............................................................. 107
8. Remote PLC .............................................................................................. 108
8.1 Signal Output ...................................................................................... 108
8.2 Signal Input - 7 Memory Recall (Opt. 04)............................................ 108
9. Bus Remote Interface USB/GPIB/RS-232 ................................................. 110
9.1 USB/RS-232 Interface ........................................................................ 110
9.1.1 RS-232 Connector ....................................................................... 111
9.1.2 Communication Port Configuration .............................................. 111
9.1.3 Sending and Receiving Commands ............................................ 111
9.2 GPIB Interface .................................................................................... 112
9.2.1 GPIB Connector .......................................................................... 112
9.2.2 GPIB Address .............................................................................. 112
9.3 Interface Functions ............................................................................. 112
9.4 USB/GPIB/RS-232 Interface Command List ....................................... 113
9.4.1 Basic Commands and Query Commands ................................... 114
9.4.2
3Φ4W Queries ............................................................................. 117
9.4.3
1Φ3W Queries ............................................................................. 118
9.4.4 Program Commands and Companion Queries ............................ 118
9.4.5 System Commands and Companion Queries ............................. 122
9.4.6 IEEE 488.2 Common Commands................................................ 123
10. Calibration Procedure ............................................................................ 128
10.1 Hardware Verification and Calibration Procedure ............................... 128
10.2 Activate Non-Calibration Mode ........................................................... 128
10.3 Adjust Control Circuit Power Voltage .................................................. 128
10.4 Adjust the Amplifier Inverter DC Bus Voltage ...................................... 129
10.5 Clear the Output High Frequency Noise ............................................. 129
10.6
Adjust the “0” Volts and “110” Volts DC Offset .................................... 129
10.7 Adjust Wattmeter Offset ...................................................................... 130
10.8 Adjust Hardware OCP Set Point ......................................................... 131
10.9 Exit Non-Calibration Mode .................................................................. 131
10.10 Software Calibration Procedure ...................................................... 131
10.11 Enter Calibration Mode ................................................................... 133
10.12 Calibration of Voltage 150.0V .......................................................... 133
10.13 Calibration of Voltage 300.0V .......................................................... 134
10.14 Calibration of High and Low Current Range .................................... 135
10.15 Calibration of High and Low Power Range ..................................... 135
10.16 Calibration of Peak Current ............................................................. 136