Macurco CD-6H Manuel D'instructions page 15

Macurco CD-xx H/MC Manual
In this application ( F igure 3-14 12-Series Alternate Alarm Panel
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Alarm or secondary relay is used as a supervisory relay when utilized in the normally closed configuration. The CD-xxH/MC
monitors all critical functions of the unit through software diagnostics that continually test and verify its operations. If a
problem is found, the unit will switch to a fail-safe/error mode or trouble condition. In this error mode, the Fan* and Alarm
relays will be activated indicating the trouble condition at the panel and the CD-xxH/MC display will flash the error. See section
4 .5.11 Trouble Fan Setting – "tFS"
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REV – 1.2
Figure 3-13 12-Series DVP-120 Control Panel
Figure 3-14 12-Series Alternate Alarm Panel
for options.
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[34-2900-0510-8]
) the Fan or primary relay is used as a low-level alarm relay. The
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