Trouble shooting – Flintec FAA-27 User Manual
Page 22
FAA-27, Technical Manual, Rev. 1.1, June 2014
Page 21 of 21
9. Trouble Shooting
The type FAA-27 amplifier is designed as a very reliable and virtually error free
instrument. However, if an error occurs, do not attempt to repair the equipment
before you understand what caused the error. Note the status of the front panel
LEDs, and try to find the problem with the help of the table given below. Do not let
unauthorized people interfere with the instrument.
FRONT PANEL LEDS
DEFINITION
Run
V/I
Err
Off
Off
Off
- No power
- Board failure
On
On
Off
- Operation in 4
– 20mA output type.
On
Off
Off
- Operation in 0
– 20mA output type.
On
Flash
Off
- Operation in 0
– 10VDC output type.
On
Blinking
Off
- Operation in 0
– 5VDC output type.
On
X
On
- Input signal is out of range
- Calibration needed.
- Check output circuit and cabling.
- Board failure
Flash
On
On
- Calibration mode
- Setting mode
The analogue output also give additional information about the weighing system as
described in
Flintec GmbH
Bemannsbruch 9
74909 Meckesheim
GERMANY
www.flintec.com