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172-082010_400 I Series Software Page 33 of 35
bit 11-10: Reserved
bit 9: Set if MFC flow control failure detected. (On occurrence, MFC mode automatically
disabled by setting to ERROR).
bit 8: Set if tracking error (indicated flow minus implemented setpoint) exceeds tracking error
alarm limit. Unused if MFC not configured.
bit 7-0: Reserved
2.10. ALARMS ACKNOWLEDGE WOR
msb lsb
15 0
Read or read then clear using MAA network command. Read once more to see result of
clearing.
The format of this word is identical to the Alarms Status Word (eg., bits have same meaning).
This Alarms Acknowledge Word retains bits that are set to 1 in the Alarms Status Word until
each is cleared by network command.
2.11. WARNINGS STATUS WORD
msb lsb
15 0
Read using MW network command. It is read-only and cannot be changed by network
command.
bit 15(msb): Set if indicated flow above high flow warning limit.
bit 14: Set if indicated flow below warning limit.
bit 13: Set if tracking error (indicated flow minus implemented setpoint) exceeds tracking
error warning limit.
bits 12- 0: Reserved
2.12. WARNINGS ACKNOWLEDGE WORD
msb lsb
15 0
Read or read then clear using MWA network command. Read once more to see result of
clearing.
The format of this word is identical to the Warnings Status Word (eg., bits have same
meaning). This Warnings Acknowledge Word retains bits that are set to 1 in the Warnings
Status Word until each is cleared by network command.
2.13. MFM FLOW STATUS WORD
msb lsb