This standard specifies test methods for the effects of short-term power interruptions on industrial automation instruments. This standard is suitable for performance evaluation of the effects of short-term power interruptions on industrial automation instruments. This standard is part of the "General Test Methods for Industrial Automation Instruments".
JB/T 6239.4-1992 history
2007JB/T 6239.4-2007 Geereral methods for testing the performance of industrial process measurement and control instruments.Part 4: Short-term voltage supply interruptions immunity test
1992JB/T 6239.4-1992 General test method for industrial automation instrument