Ascii Output; 9-Character Format; Ascii Output 9-Character Message - Omega DPF700 User Manual

8.3 ASCII OUTPUT

The meter sends measurement data according to the following fixed formats of 9 or 8 characters.
Each character is sent as a 7-bit ASCII code character with even parity, and may be blank (ASCII
32)

8.3.1 9-Character Format

1 2 3 4 5 6 7 8 9
Figure 8-3. ASCII Output 9-Character Message
As Figure 8-3 details, the 1st character represents alarm information and provides one of the
following: H = High Alarm, L = Low Alarm, B = Both High and Low Alarms or Space = Neither
High nor Low Alarms.
Characters 1 through 8 represent the measurement value as shown on the front-panel. If
positive, there are 6 digits and a decimal point; if negative, there is a minus sign with 5 digits and
a decimal point. Blanks are sent in place of leading zeros. If the value overflows the 6-digit limit, it
is sent in exponential format up to a maximum of
carriage return.
CHAR #
CARRIAGE RETURN
CHARACTERS 2-8:
MEASUREMENT VALUE
(DISPLAYED ON FRONT-PANEL)
ALARM INFORMATION:
H= HIGH ALARM
L= LOW ALARM
B= BOTH HIGH AND LOW ALARMS
SPACES = NEITHER HIGH NOR LOW ALARMS
(COnFIG=XXXXX0)
9. 9 9 E9
RS-232 O
PTION
-9. 9 E9
or . The final character is a
8
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