Table 8: Status And Alarm Description - ABB XSeriesG4 User Manual

Indicator Description
I/O Sub-System
Low Lithium Battery Alarm: When LL (low lithium) is displayed, lithium battery voltage is below 2.5 Vdc. A new
L
L
lithium battery measures approximately 3.6 Vdc.
Low Charger. LC is displayed if the XRC
L
C
battery voltage.
Display Application
1 A number represents the Display Group number currently being displayed.
↑ The displayed item's value is above the Data High Limit value specified on the Display Item Setup screen.
↓ The displayed item's value is below the Data Low Limit value specified on the Display Item Setup screen.
Communications Protocols

Transmitting Data

Receiving Data
! Nak: Negative Acknowledgement with packet list
+ Ack: Positive Acknowledge of receipt of request
Waiting for Ack: Waiting for response after transmission
ID Recognized
Listen Cycle: Flashes if this remote port is active and running Totalflow Remote Protocol. Flashes in sync with a
listening cycle that occurs at 1, 2 or 4 second intervals.
M MODBUS
m MODBUS
R LevelMaster Protocol: LevelMaster protocol is selected for the port assigned to this annunciator.
L Local Protocol: Displayed when PCCU part is active and running TOTALFLOW Local Protocol.
¥ Packet Protocol: The Totalflow Packet Protocol is selected on this port.
Valve Control
Displayed when Valve Control option is on an Expanded I/O board (plug -in RTU). Other Valve Control symbols
V
do not apply.

Valve Control option is installed. Valve is in full open position.

Valve Control option is installed. Valve is in full closed position.

Valve Control option installed. Valve is opening (open signal is being sent to the valve actuator).

Valve Control option installed. Valve is closing (close signal is being sent to the valve actuator).
Ö
Valve Control option installed. Valve controller override conditions met (DP/SP override set point or Low Battery).
L
L Valve Control option installed. Local Lock-out is initiated.
Measurement Application
BF Back Flow Condition: Visible only when DP variable is displayed.
Z Zero Flow Condition: Visible only when Flow Rate is displayed.
Hold: Displayed when HOLD flag is active. Also displayed when HOLD flag is active for the following:
H PCCU is being calibrated
A to D Converter cannot be read
Alarm Condition: Need to view alarm. You may need to compare application limits to current values to determine
A
where the alarm condition is present.
A to D Failure:. Displayed if A to D Converter Absolute Differential Pressure, Absolute Static Pressure or
AD
temperature readings exceed maximum counts or are less than minimum counts.

Table 8: Status and alarm description

® ®
ASCII: Modbus ASCII protocol is selected for the port assigned to this annunciator.
® ®
RTU: Modbus RTU protocol is selected for the port assigned to this annunciator.
G4
battery charging voltage is (+) 0.4 Vdc or is less than or equal to
XSeriesG4 Remote Controller User's manual 2103334 Rev. AB | 17
1 System overview