Omega OSP SERIES Thermometer User Manual


 
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DATA4 'X' (ASCII CODE)
$0C - Last 4 chars tag description -------------------------------------------------- RX
DATA1 'X' (ASCII CODE)
DATA2 'X' (ASCII CODE)
DATA3 'X' (ASCII CODE)
DATA4 -
$0D - Alarm status ------------------------------------------------------------------------ RX
DATA1 LAL Status (0=No alarm - 1=Alarm active)
DATA1 HAL Status (0=No alarm - 1=Alarm active)
DATA1 -
DATA1 -
$1C - Firmware version ----------------------------------------------------------------- RX
DATA1 'X' (ASCII CODE)
DATA2 'X' (ASCII CODE)
DATA3 'X' (ASCII CODE)
DATA4 'X' (ASCII CODE)
15.3.2 Computer data setting from PC to OSP
Computer OSP
Tx IDNAME Rx IDNAME Proceed if the name is acknowledged
Rx IDNAME Tx IDNAME If not, do not answer
Tx Instruction Rx Instruction
Rx Instruction Tx Instruction
Tx DATA 1 Rx DATA 1
Rx char Tx char
Tx DATA 2 Rx DATA 2
Rx char Tx char
Tx DATA 3 Rx DATA 3
Rx char Tx char
Tx DATA 4 Rx DATA 4
Rx char Tx char
Tx CHKSUM Rx char
Rx char Tx char
IDNAME, Instruction, DATA 1, DATA 2, DATA 3, DATA 4 and CHKSUM are 8-bit values (1 byte).
CHKSUM = DATA 1+DATA 2+DATA 3+DATA 4 .AND. FF
The above is useful to verify correct received data.
The minimum time-out of
OSP
is 3 seconds.
IDNAME is set to 1.
Writing values
$80 - Emissivity---------------------------------------------------------------------------- TX
DATA1 0
DATA2 0
DATA3 0
DATA4 VALUE
VALUE = EMISSIVITY X 100
$82 - Tc type -------------------------------------------------------------------------------- TX
DATA1 0
DATA2 Tc type (0=Tc K - 1=Tc S)
DATA3 0
DATA4 0
$84 - HAL Setpoint------------------------------------------------------------------------ TX
DATA1 VALUE (HH)
DATA2 VALUE (H)
DATA3 VALUE (L)