Super Systems 7SL User Manual
Page 17
1 7
Ack. = Alarm Acknowledgment
(For relay status see configuration parameter P3.)
C3
= Reset at Power-up
Auto = Automatic reset
nAn = Manual reset
C4
= Reset Memory
0
= The reset condition will be saved (at next
power up it will be reactivated)
1
= The reset condition will be lost in case of
power down
C5 = Time Constant for Filter on Measured Value
for Reset Action
Range: From 0 (filter OFF) to 8 seconds
Note: First order filter with selected time Constant.
P1
= Alarm Function
(Skipped if option not available)
nonE = Not provided
AL.P = Process alarm
AL.b = Band alarm
AL.d = Deviation alarm
When C1 = Hi.Lo, “AL.b” and “AL.d” are not available.
P2
= Alarm configuration
(Skipped if option is not available or P1 = none)
H.A. = High alarm with automatic reset
L.A. = Low alarm with automatic reset
H.A.Ac = High alarm with automatic reset and
acknowledge
L.A.Ac =Low alarm with automatic reset and
acknowledge
H.L. = High alarm with manual reset
L.L. = Low alarm with manual reset
NOTE: For band alarm, H.A./H.A.Ac/H.L. signifies
outside band alarm, while L.A./ L.A.Ac/L.L. signifies
inside band alarm.
For every alarm configuration:
LED flashes, relay placed in alarm status
Example for P2 = H.A.
ACK = Alarm acknowledgment from "AK" parameter
or serial link.
* Alarm Status:Relay energized (P3 = dir)
Relay de-energized (P3 =rEV)
(Hysteresis)
ON
ALM LED
OFF
Alarm status*
Relay
No alarm status
ACK
(Alarm
threshold)
FLASH
FLASH
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7sl-2-00.p65
9/17/02, 2:40 PM
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