JRC JFE-680 Instruction Manual page 50

◎Alert output, input
On DEPTH output setting: ver1.5 or ver2.3 or ALL
$SDALR,hhmmss.ss,xxx,A,A,c--c*hh<CR><LF>
(1)
(1) Time of alert condition change,UTC
(2) ID number of the alert source
351 primary depth alert
352 secondary depth alert
353 primary depth lost
354 secondary depth lost
356 printer paper is not good
357 printer connection is not good
360 primary transmit signal is not good
361 primary receive signal is not good
362 primary bottom echo signal is not good
363 secondary transmit signal is not good
364 secondary receive signal is not good
365 secondary bottom echo signal is not good
(3) Alert condition (A = threshold exceeded, V = not exceeded)
(4) Alert's acknowledge state (A = acknowledged, V = unacknowledged)
(5) Alert's description text
(6)Checksum (result after each ASCII code of every character between"S" just after"$" and
"X" just before " * " is EXORed.)
$--ACK, xxx*hh<CR><LF>
(1) (2)
(1) Alarm number
(2) Checksum
On DEPTH output setting: ver5.0
$SDALF,x,x,x,hhmmss.ss,a,a,a,aaa,x.x,x.x,x.x,x,c---c*hh <CR><LF>
(1)(2)(3) (4)
(1) Total number of ALF sentences for this message, 1 to 2
(2) Sentence number, 1 to 2
(3) Sequential message identifier, 0 to 9
(4) Time of last change
(5) Alert category, A, B or C
(6) Alert priority, E, A, W or C
(7) Alert state, A, S, N, O, U or V
(8) Manufacturer mnemonic code
(9) Alert identifier
4. Operation 38
(2) (3)(4)(5) (6)
(5)(6)(7) (8) (9) (10) (11) (12) (13) (14)