7.
8.
9.
10.
Figure 3: AMC-1040 VC monitor, power connections.
AMC-1040 CO / NO2 Vehicle Exhaust
6.
13.
12.
EC
EC
ZERO
SPAN
POWER
FAIL
BUZZER
LOW
HIGH
-HI+
-LO+
-FAIL+
-OUT+
AUD
EC
EC
ZERO
SPAN
POWER
FAIL
BUZZER
LOW
HIGH
-HI+
-LO+
-FAIL+
-OUT+
AUD
CLASS-2 TRANSFORMER
5. POWER TERMINAL BLOCK
6. TEST SWITCH
7. LOW ALARM ADJUST
8. HIGH ALARM ADJUST
9. THREE CIRCUIT MINIATURE SWITCH
10. RELAYS
11. TRANSFORMER
12. AUDIO ALARM
13. ANALOG OUTPUT
14. SENSOR
15. OPTIONAL DISPLAY
8
CO
OPTIONAL
DISPLAY
GND AC AC
NO2
OPTIONAL
DISPLAY
GND AC AC
CLASS-2 TRANSFORMER
5.
NEUT.
HOT
120 VAC
14.
15.
11.