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5-19
Pt. TYPE:
AHUO
Description:
AHU On (dual relay control)
Operates on General Alarm
Circuit Status
LCD Readout (2
nd
line)
LED
Normal
AHU On Relay
ON
Normal
AHU On Relay
OFF
Normal
AHU On Relay
CODING
Open
AHU On Relay
TROUBLE
T
Short
AHU On Relay
TROUBLE
T
Disable TBL
AHU On Relay
TROUBLE
T
Off Auto TBL
AHU On Relay
TROUBLE
T
Detailed Description:
Used where two auxiliary relays are used to perform
AHU control. One relay for ON and one relay for Off.
Figure 5-49. AHUO Point Type
Pt. TYPE:
AHUF
Description:
AHU Off (dual relay control)
Circuit Status
LCD Readout (2
nd
line)
LED
Normal
AHU Off Relay
ON
Normal
AHU Off Relay
OFF
Normal
AHU Off Relay
CODING
Open
AHU Off Relay
TROUBLE
T
Short
AHU Off Relay
TROUBLE
T
Disable TBL
AHU Off Relay
TROUBLE
T
Off Auto TBL
AHU Off Relay
TROUBLE
T
Detailed Description:
Used where two auxiliary relays are used to perform
AHU control. Works in conjunction with the AHUO point type.
Figure 5-50. AHUF Point Type
Pt. TYPE:
DHOLDER
Description:
Door Holder Control (normally Off)
Operates on General Alarm
Circuit Status
LCD Readout (2
nd
line)
LED
Normal Door
holder
ON
Normal Door
holder
OFF
Normal Door
holder
CODING
Open Door
holder
TROUBLE
T
Short Door
holder
TROUBLE
T
Disable TBL
Door holder
TROUBLE
T
Off Auto TBL
Door holder
TROUBLE
T
Detailed Description:
used when the auxiliary relay is connected to door
holders. The relay energizes an alarm, loss of AC power, or when
programmed.
Figure 5-51. DHOLDER Point Type
Point Type Messages for Signal Points,
Continued
Signal Points
(continued)
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Summary of Contents for LifeAlarm 4005 Series
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