Presys PROFI BUS DMY-2015-PB, Техническое руководство

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PRESYS
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Instruments DMY-2015-PB-Energy
Maintenance
Page 28
Test points on flat cable 1 Voltage
Between point 1(-) and point 2(+) 5 V
Between point 9(-) and point 8(+) 8 V
Between point 9(-) and point 1(+) 0 V
Between point 9(-) and point 10(+) - 8 V
Between point 9(-) and point 13(+) 24 V
Between point 12(-) and point 11(+) 5 V
Table 5 - Inspection points of voltage on flat cable 1
Fig.17 - Voltage test points of the Indicator
Measure voltages on flat cable 5, which connects the CPU and Input Boards,
check if they are close to the values in table 6.
Test points on flat cable 5 Voltage
Between point 12(-) and point 13(+) 8V
Between point 12(-) and point 11(+) -8V
Between point 12(-) and point 3(+) 0V
Table 15 - Inspection points of voltage on flat cable 5
If the cause of the problem was not discovered, the Indicator must be sent to
factory.
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