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Alarm Messages
Condition
Tec temperature high
Tec temperature low
Cell temperature high
Cell temperature low
Cell Pressure high
Cell Pressure low
Concentration Band 1 alarm
Concentration Band 2 alarm
Concentration Band 3 alarm
Concentration Band 4 alarm
Concentration out of range
Concentration reading is invalid "Data Invalid"
Low light intensity
Reference concentration
Internal error
4-34 | Model 5100 HD Analyzer
Alarm Message
"TEC Hi Limit Alrm"
"TEC Lo Limit Alrm"
"Cell Hi Limit Alrm"
"Cell Lo Limit Alrm"
"Pres Hi Limit Alrm"
"Pres Lo Limit Alrm"
"Conc. Band 1"
"Conc. Band 2"
"Conc. Band 3"
"Conc. Band 4"
"Conc. Out of range"
"Low light intensity"
"Ref conc. alarm"
"Internal error"
Causes
Laser temperature is above the
setpoint
Laser temperature is below the
setpoint
Sample cell temperature is above the
setpoint
Sample cell temperature is below the
setpoint
Sample cell pressure is above the
setpoint
Sample cell pressure is below the
setpoint
Concentration is outside Band 1
(set in Relay1)
Concentration is outside Band 2
(set in Relay2)
Concentration is outside Band 3
(set in Relay3)
Concentration is outside Band 4
(set in Relay4)
Concentration is outside of calibra-
tion range
• In line-lock mode
• Any of the system alarm
• Low light intensity
• Low moisture in reference cell
Calculated reference concentration is
out of tolerance
• File system error
• Memory error
• I/O communication error
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