Macurco CD-6B Manual (Rev-1.0) Eng
REV – 1.0
[34-2900-0510-2 ]
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P a g e
NOTE
: The Awareness Alarm has the lowest alarm priority.
4.3
Alarm 1 Relay
•
To set the Alarm 1 Relay set point, use the “A1S” setting in the Configuration menu. The selectable values
are “diS”, 0.25, 0.50 (default), 1.00, 1.50, 2.00, 2.50, 3.00, 3.50, 4.00, 4.50, 5.00.
•
The Alarm 1 Relay can be triggered by an instantaneous reading or a time weighted average. This can be
selected via the “A1t” setting in the Configuration menu. The time weighted average uses readings over the
previous 8-hour period to calculate the average. The default setting is “On”.
•
The Alarm 1 Relay can be configured to nO or nC. Default is nO. This can be changed via the “A1c” setting in
the Configuration menu.
•
To set the Alarm 1 latching behavior, use the “A1L” setting in the Configuration menu. Default is non-
latching “OFF”.
•
If the “tFS” setting is “On” the Alarm 1 Relay will engage during a trouble condition. The default setting is
“OFF”. The “tFS” setting can be changed in the Configuration menu.
•
Electrical Ratings: SPST to switch 2 A load, up to 240 VAC or 30 VDC
4.4
Alarm 2 Relay
•
To set the Alarm 2 Relay set point, use the “A2S” setting in the Configuration menu. The selectable values
are “diS”, 0.25, 0.50, 1.00, 1.50 (default), 2.00, 2.50, 3.00, 3.50, 4.00, 4.50, 5.00.
•
The Alarm 2 Relay can be configured to nO or nC. Default is nO. This can be changed via the “A2c” setting in
the Configuration menu.
•
To set the Alarm 2 latching behavior, use the “A2L” setting in the Configuration menu. Default is non-
latching “OFF”.
•
The Alarm 2 relay responds to instantaneous gas reading only (no time weighted average option).
•
Electrical Ratings: SPST to switch 2 A load, up to 240 VAC or 30 VDC
4.5
Alarm 3 Relay
•
To set the Alarm 3 Relay set point, use the “A3S” setting in the Configuration menu. The selectable values
are “diS”, 0.25, 0.50, 1.00, 1.50, 2.00, 2.50, 3.00 (default), 3.50, 4.00, 4.50, 5.00.
•
To set the Alarm 3 latching behavior, use the “A3L” setting in the Configuration menu. Default is latching
“ON”.
•
The Alarm 3 Relay can be wired to nO or nC. This can only be changed by wiring.
•
The Alarm 3 Relay responds to instantaneous gas reading only (no time weighted average option).
•
Electrical Ratings: SPDT to switch 2 A load, up to 240 VAC or 30 VDC
4.6
Alarm Behavior
4.6.1
Alarm Priority
From
lowest
to
highest
, the alarm priority is as follows: Awareness Alarm, Alarm 1, Alarm 2, Alarm 3, Trouble Fault.
For example, the trouble condition has the highest priority. Therefore, when there is an occurrence of an alarm and
a trouble condition at the same time, the unit behavior (buzzer, display and power LED) will follow the trouble
condition.
4.6.2
Display turned “On”
With the display function turned “On”,
Summary of Contents for CD-6B
Page 32: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 32 P a g e 9 2 Auto Test bUZ Menu ...
Page 33: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 33 P a g e 9 3 Configuration CON Menu ...
Page 34: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 34 P a g e ...
Page 35: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 35 P a g e ...
Page 36: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 36 P a g e ...
Page 37: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 37 P a g e ...
Page 38: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 38 P a g e ...
Page 39: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 39 P a g e 9 4 Select Test tst Menu ...
Page 40: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 40 P a g e 9 5 Calibration CAL Menu ...
Page 41: ...Macurco CD 6B Manual Rev 1 0 Eng REV 1 0 34 2900 0510 2 41 P a g e 9 6 Sensor Reset SEN Menu ...
