Operation; Startup And Operation; Led Indicators - Xylem FLYGT Concertor APP 411 Installation, Operation And Maintenance Manual

6 Operation

6.1 Startup and operation

For instructions about the system operation, see the System Installation and
Operation manual.

6.2 LED indicators

Table 1: Normal operation
LED
PWR
DI1 – DI4
DO1 – DO4
ALARM A
APP 411 Installation, Operation, and Maintenance manual
PWR ALARM A
DI1 ALARM B
DI2
DI3 PUMP RUN/CLEAN
DI4 PUMP COMMS
DO1 RS485
DO2
DO3
DO4
USB
NODE
ADDRESS
Description
Power
Digital inputs
Digital outputs
Alarm, Class A
Color
Green
–
Orange
Red
Green
–
Green
–
Flashing red
6 Operation
Indication
The power is on.
21.6-26.4 V
The power is off.
20.0-21.6 V
26.4-29.4 V
<20.0 V
>29.4 V
The digital input
receives a signal.
The digital input does
not receive a signal.
The digital output is
active.
The digital output is
inactive.
The alarm is not
acknowledged. The
alarm condition is either
present or has ceased.
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