Armstrong Monitoring Corporation AMC-1044-T Handleiding voor installatie en gebruik - Pagina 15

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Example:
Full scale = 100 ppm
Low alarm trip = 35 ppm
(35/100 x 4 VDC)+1
= 2.4 VDC
High alarm adjustment is done in the same manner as above, using the high alarm adjust and
measuring between COM and HIGH TP.
DIGITAL
MULTIMETER
+ -
Figure 7: Alarm adjustments
AMC-1044-T Monitor
COM
SIG
TP
POWER LED
FAIL LED
LOW ALARM
LOW
ADJUST
TP
LOW LED
HIGH ALARM
HI
ADJUST
TP
HIGH LED
TB2
-HI+
-LO+
-FAIL+
AUD
11
TB6
GND AC AC
FUSE