Siemens LC 500 사용자 설명서
7ML19985GE01
SITRANS LC 500 – INSTRUCTION MANUAL
Page 77
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HART Response Code Information
Additional response code information, Second Byte.
Bit #7: Field Device Malfunction
When the transmitter detects a malfunction, the Analog Output will be set in a fault state.
Bit #6: Configuration Changed
When any of the settings in EEROM is changed either by a write command or by manual
ZERO or SPAN adjust, this bit is set. Use command 38 to reset.
ZERO or SPAN adjust, this bit is set. Use command 38 to reset.
Bit #5: Cold Start
This bit is issued once after an initialisation cycle is complete; this can occur after a
power loss or as a result of a (watchdog) reset.
power loss or as a result of a (watchdog) reset.
Bit #4: Extended Status Available
When any of the extended status bits is set this flag is raised. Use command 48 to get
detailed status information.
detailed status information.
Bit #3: Output Current Fixed
This bit is set as long as the Primary Variable Analog Output is set to a fixed value.
Bit #2: Primary Variable Analog Output Saturated
Flag is set when the Primary Analog Output saturates below 3.8 mA and above 20.5 mA.
Bit #0: Primary Variable Out of Limits
This flag is set whenever the Transmitter Variable #0 (in pF), the Primary Variable exceeds
the Sensor Limits returned with Command 14, Read Primary Variable Sensor Limits.
the Sensor Limits returned with Command 14, Read Primary Variable Sensor Limits.