MGS Series Controller Manual
6709-9000 Rev 1 25
4.5. Changing Alarm Level for 6-Channel, 1-Alarm Units
Step Instructions
1
Connect voltmeter leads to pin 4 (-Ve) and
pin 1 (+Ve) on the CAL header.
2
Using the flat-blade screwdriver, adjust
potentiometer P7 until the reading on the DC
voltmeter corresponds to the desired input
alarm level.
P7
NOTE: When adjusting the alarm level, a 0.4 to 2.0 VDC
reading on the voltmeter corresponds to a 4 to 20 mA value
for the input alarm threshold.
NOTE: All channels have the same alarm threshold.
Figure 14. Hardware PCB Layout (6 Channel, 1 Alarm)
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