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Mydax, Inc.
Appendix A
RS-232
Page A-3
AL
Causes transmission of the alarm status. For example:
"ALARM: 0"
denotes no alarm condition.
AH
Causes transmission of the alarm history status. For example:
"ALHIS: 13"
denotes one alarm.
This history is the same as the Test 8 display. The history represents
all alarms that have occurred since the last "Start" command.
CH
Clears alarm history. This can also be cleared with the "Start" key or
with the "0" key when viewing Test Panel 8.
A delimiter between command strings can be a carriage return (CR), a semi-
colon (;) or a comma (,). If a command is understood, a (>) is returned for
acknowledgment. If a command is not understood or ignored then a (?) is
returned.
RS-232C STATUS MESSAGES
TE1 status messages include the following:
ON 19.95 20.0
(CR)(LF)
A B C
Key:
A) System is ON or OFF
B) Actual Tank Temperature in °C
C) Set point Temperature in °C
A TE4 status message consists of TE1/TE3 data plus RTD temperatures and valve & heater
drives:
ON 19.9 20 -63 -8 41.5 34.5 102 0 2 2 0 4 10 8 2 11 (CR)(LF)
A B C D E F G H I J K L M N O P Q
An alarm status message is transmitted whenever there is an alarm that occurs for the first
time and whenever the alarm status changes:
ALARM: 4 13 (CR)(LF)
R S T
A halt indication is transmitted when the system is stopped for any reason:
STOP: KEY (CR)(LF)
U V
Key:
A) System is ON or OFF
B) Actual Tank Temperature in °C, as sensed by the Output RTD
Содержание 1M9W-S
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