4100U-S1 Programming Guide
Document: LT0400
AS1668 Fan Controls
Page 10-10
15 December 2010
Issue 1.4
10.5.2
Set up Register 8
The state of P516 is stored in register 8 and is used in the S/A Detector Isolate and De-
Isolate equations.
[INPUTS]
NOT
STATUS
ON
P516 | DIGITAL | UTILITY | ALARM OR FAULT TEST ACTIVE
SAVE
8
[END INPUTS]
[OUTPUTS]
[END OUTPUTS]
10.5.3
S/A DETECTOR Isolate
This equation is the same as for zone isolate.
[INPUTS]
STATUS
ON
P985 | DIGITAL | UTILITY | MULTIFUNCTION SWITCH - ZONE 85-FAN 1
AND
NOT
STATUS
ON
P685 | DIGITAL | SUPERV | FAN #1 AZF85
AND
NOT
STATUS
ON
P785 | DIGITAL | UTILITY | ISOLATE TOGGLE ZONE 85 - FAN 1
AND
RECALL
8
[END INPUTS]
[OUTPUTS]
HOLD
ON
PRI
=
9
,
9
P685 | DIGITAL | SUPERV | FAN #1 AZF85
HOLD
ON
PRI
=
9
,
9
P785 | DIGITAL | UTILITY | ISOLATE TOGGLE ZONE 85 - FAN 1
[END OUTPUTS]
10.5.4
S/A DETECTOR De-Isolate
This equation is the same as for zone de-isolate.
[INPUTS]
STATUS
ON
P985 | DIGITAL | UTILITY | MULTIFUNCTION SWITCH - ZONE 85-FAN 1
AND
STATUS
ON
P685 | DIGITAL | SUPERV | FAN #1 AZF85
AND
NOT
STATUS
ON
P785 | DIGITAL | UTILITY | ISOLATE TOGGLE ZONE 85 - FAN 1
AND
RECALL
8
[END INPUTS]
[OUTPUTS]
HOLD
OFF
PRI
=
9
,
9
P685 | DIGITAL | SUPERV | FAN #1 S/A DETECTOR
HOLD
ON
PRI
=
9
,
9
P785 | DIGITAL | UTILITY | ISOLATE TOGGLE ZONE 85 - FAN 1
[END OUTPUTS]
