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F-5500 Thermal Mass Flow Meter Manual 06/17 - 2030 / 107023 Page 75
Model F-5500
COMMUNICATIONS
Status
Information
Status Information
Device Status
Bit 4 ("More Status Available") is set when any failure is detected. Command #48
provides additional detail.
Extended Device Status
This bit is set if a sensor error is detected. "Device Variable Alert" is set if the PV is out
of limit.
Additional Device Status (Command #48)
Command #48 returns 2 Device-Specific Status bytes of data, with the following
status information:
These bits are set when an alarm or error condition is present. The bit automatically
clears when the condition returns to its normal state.
Byte Bit Meaning Class
0 0 Power up indication Status
1 High Flow Limit Alarm Alarm
2 Low Flow Limit Alarm Alarm
3 High Temperature Limit Alarm Alarm
4 Low Temperature Limit Alarm Alarm
5 Sensor out of range Error
6 Mix error Alarm
7 Check Parameter Settings Error
1 0 In Simulation Mode Alarm
1 Frequency output ot of range Alarm
2 CH 1 4-20mA out of range Alarm
3 Not used
4 Not used
5 Not used
6 CRC database error Error
7 Error with Total Error
Modes
Fixed current mode is implemented, using Command 40. This mode is cleared by
power loss or reset.
Damping
Damping is standard, affecting only the PV and the loop current signal.
HART Programming
Additional
Device Status
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