Datron 1061 Calibration And Servicing Handbook page 52

40
c
0
0
1
1
I
1
1
B
1
1
1
1
1
0
0
1
A
1
1
1
0
0
1
0
1
SIGNAL
R
ESET
SYNC
SIG
BIAS
WAIT
REF
1
REF
2
END
FIG.3.42
A.D ANALOG
SEOUENCE
CONTROL SIGNALS
START
LOAO DELAY
COUNTERS
LOAD A-D
coNlRot
coNDlTloNs
TRIGGER
COUNT DOWN
DETAY COUNTERS
RESET
MAIN
COUNTERS
COUNT OUT
S
IG.
PERIOD
COUNT OUT
EIAS
PERIOD
ñs¡r
courr¡rERs
AND RESET NULL
DETECT
CIBCUITBY
PRIMABY
COUNTER RUNS
OURING REF.
1
NULL
DETECTED
AND
STOPS
PRIMARY
COUNTER
nesè+ ¡rur-r-
DETECT CIRCUITRY
SECONDARY COUNTER
BUNS
DURING REF.
2
NULL DETECTED
A
STOPS SECONDARY
COUNTER
SEND
DATA BEADY
MESSAGE
AND PUT
ANALOG
CIRCUIT
INTO RESET
PROCESSOR
EXTRACTS
DAÏA
FROM
MAIN
COUNTERS
CLEAR DATA READY
LINE
FIG.3.41
FLOWCHART
OF
A-D
DIGITAL
SECTION
M13/M'14 COUNT
FILTER
FILTER
1061/A
SELECTIONS
RANGE
All
Ranges
All
Ranges
All
Ranges
100p4-1mA
1OmA
100m4
1A
10c¿-100ko
lMO
1oMo
FUNCTION
DCV
Option
12
ACV
DCV + ACV
Option
10
ACV
DCV + ACV
ACI
DCI+ACl
DCI
kOhms
FIG. 3.43 COMMAND
DELAYS
251
151
101
101
61
46
2
3
5
6
2
101
121
251
2
4
31