Download SYSMAC CPM1A Programmable Controllers
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Programming Console Operations Section 4-3 4-3-14 Differentiation Monitor This operation is used to monitor the up (OFF-to-ON) or down (ON-to-OFF) differentiation status of a particular bit. When detected, the up or down differentiation will be displayed and the buzzer will sound. It is possible in any mode. RUN OK 1, 2, 3... MONITOR OK PROGRAM OK 1. Monitor the status of the desired bit according to the procedure described in 4-3-13 Bit, Digit, Word Monitor. If 2 or more bits are being monitored, the desired bit should be leftmost on the display. In this case the differentiation status of LR 00 will be monitored. L000000001H0000 ^ OFF^ OFF^ OFF 2. To specify up-differentiation monitoring, press the SHIFT and then the Up Arrow Key. The symbols “U@” will appear. SHIFT ↑ L000000001H0000 U@OFF^ OFF^ OFF Indicates waiting for the bit to turn ON. To specify down-differentiation monitoring, press the SHIFT and then the Down Arrow Key. The symbols “D@” will appear. SHIFT ↓ L000000001H0000 D@OFF^ OFF^ OFF 3. The buzzer will sound when the specified bit goes from off to on (for up-differentiation) or from on to off (for down-differentiation). L000000001H0000 ^ ON^ OFF^ OFF Note The buzzer will not sound if it has been turned off. 4. Press the CLR Key to end differentiation monitoring and return to the normal monitoring display. CLR L000000001H0000 ^ OFF^ OFF^ OFF 4-3-15 Binary Monitor This operation is used to monitor the ON/OFF status of any word’s 16 bits. It is possible in any mode. RUN OK 1, 2, 3... MONITOR OK PROGRAM OK 1. Monitor the status of the desired word according to the procedure described in 4-3-13 Bit, Digit, Word Monitor. The desired word should be leftmost on the display if 2 or more words are being monitored. c010 0000 103