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10 OPEN "O,"#2,"COM0:(38N1F)"
20 PRINT#2,"Pr
30 FOR T=0 TO 1000:NEXT
40 OPEN"I",#1."COMO;(38N1F)"
50 PRINT#2."F1T6P1F0"
60 INPUT#1,L$
70 IF LEFT$(L$,1)<>"M" THEN
PRINT"Turn the M/C switch":
PRINrto MEASUREMENT":
PRINT'and press RETURN":
CLS:INPUT A$:GOTO 50
80 IF RIGHT$(L$,1)<>"C" THEN
PRINT"Select Celsius":
PRINT"as the meas. unit":
PRINT"and press RETURN":
CLS:INPUT A$:"GOTO 50
90 CLS:PRINT"Check the
wiring":PRINT
"and CJ mode":
PRINT"and press RETURN":
INPUT A$:CLS
100 PRINT'TRACKING OF":PRINT
"TEMPERATURE":PRINT"CHANGES"
Opens the RS-232 output as File No. 2.
The baud rate is set to 600 bits/s (3), the
data format is eight data bits (8), no parity
bit (N) and one stop bit (1). No hand shaking
is used in the data transfer (F).
PI causes output of one message and
disables the automatio output. If the CL521
is just putting out the latest automatic
message, it may disturb the program
operation, therefore, it is best to neglect the
first requested message with a proper delay
before opening the RS-232 input.
The delay.
Opens the RS-232 input as File No. 1.
Thermocouple measurement with TC type K
is selected and one output message
requested. Keypad operations are allowed.
Receives an input message.
Check of M/C switch position
Check of measuring unit
Check of connections
Program heading
34
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