Troubleshooting - Samoa 381 513 Quick Start Manual

InStALLAtIon And coMMISSIonInG
glOBal PaRameTeRs COnfiguRaTiOn
Once that local parameters are set, the global parameters must be configured to ensure an optimum performance of
the unit. Consult the instruction manuals of the monitoring system for further information.
IndIcAtor LEdS And dIAGnoSIS FunctIonS
inDiCaTOR leDs
CAN BUS
E.O.L.
F1

trouBLESHootInG

Symptom
lack of accuracy
The solenoid valve does
not open
The solenoid valve is
always opened
SAMOA Industrial, S.A. · Pol. Ind. Porceyo, I-14 · Camino del Fontán, 831 · 33392 - Gijón - Spain · Tel.: +34 985 381 488 · www.samoaindustrial.com
S.V. ON
BY PASS
F2
INDICATOR
Possible cause
wrong calibration factor
flow exceeding flowmeter range
Check the indicator leds. if Can Bus led (green) is on
and s.V. On led (red) is blinking, the unit is damaged
Check the indicator leds. if Can Bus led (green) is on
and s.V. On led (red) is blinking, the unit is damaged
By-pass mode activated. The by-pass led should be on.
Can cable loosen or damaged. The by-pass led should
be on.
DiagnOsis funCTiOns
while the unit is in standby mode (the unit is online but not
dispensing fluid), the following parameters can be checked:
- Press and hold f1 button to show the installed firmware
version in the display.
- Press and hold f2 button to show the power supply
voltage ( in volts)
LED
STATUS
Off
On
CAN BUS
Blinks three times u·vision unit paired
Off
E.O.L.
On
Off
On
S.V. ON
Blinking
Off
On
BY-PASS
Blinking
INDICATION
Can cable not connected
Can cable correctly connected
not configured as end of line
unit configured as end of line
solenoid valve closed
solenoid valve open
malfunction of the solenoid valve
By-pass mode off
By-pass mode activated
malfunction of the solenoid valve
Solution
Consult the calibration
procedure of the system.
Contact your service
representative
Contact your service
representative
Turn off by-pass mode in the
system
Check Can connections and
cable
R. 12/18 838 841
EN
5