Copyright © Itech Electronic Co., Ltd.
IX
IT7200 Series User Manual
4.9.3 Set the Under-Voltage Protection (rms) ...................................................... 55
4.9.4 Set the Over-Current Protection (rms) ........................................................ 55
4.9.5 Set the Over-Current Protection (peak) ...................................................... 57
4.9.6 Set the Over-Power Protection.................................................................... 58
4.9.7 Set the Current Limiting Protection ............................................................. 58
4.9.8 Set the Sense Check Protection ................................................................. 59
4.9.9 Limiting the Setting Value Range ................................................................ 60
4.10 System-Related Operations ................................................................................ 61
4.10.1 Switch Local/Remote Mode....................................................................... 61
4.10.2 Save and Recall Operations...................................................................... 61
4.10.3 Key Lock Function ..................................................................................... 62
4.10.4 Set the Beeper Status ............................................................................... 62
4.10.5 Set the Power-on State ............................................................................. 62
4.10.6 Restore the as-shipped settings................................................................ 63
4.10.7 View the System Information..................................................................... 66
4.10.8 Set the Relay Control ................................................................................ 66
5 Routine Maintenance ....................................................................................................... 68
5.1 Instrument Self-Test............................................................................................... 68
5.2 Cleaning and Maintenance .................................................................................... 68
5.3 Prompt Information Reference............................................................................... 69
5.4 Contact of ITECH Engineers ................................................................................. 70
5.5 Return for Repair.................................................................................................... 72
6 Technical Specification .................................................................................................... 73
6.1 IT7221 .................................................................................................................... 73
6.2 IT7222 .................................................................................................................... 75
A Appendix .......................................................................................................................... 78
A.1 Specifications of Red and Black Test Cables ....................................................... 78
A.2 Built -in Waveforms ............................................................................................... 79
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