Message
Possible cause
Remedy
1120 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analogue
input.
Check line paths and sensor
connection.
1121 W
AIR%d.0%d - sensor
fault
Sensor fault at indicated analogue input. Check line paths and sensor
connection.
1122 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analogue
input.
Check line paths and sensor
connection.
1202 W
AII%d.0%d - error
power supply
Power supply for ext. sensor at analogue
input faulty.
Check the power supply.
1203 W
AII%d.0%d - overload
fault
Overload at analogue input for ext. sen‐
sor.
Contact an authorised serv‐
ice partner.
1204 W
AII%d.0%d - open
circuit
Wire break in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
1205 W
AII%d.0%d - short-
circuit
Short circuit in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
1208 W
AII%d.0%d - error
power supply
Power supply for ext. sensor at analogue
input faulty.
Check the power supply.
1209 W
AII%d.0%d - overload
fault
Overload at analogue input for ext. sen‐
sor.
Contact an authorised serv‐
ice partner.
1210 W
AII%d.0%d - open
circuit
Wire break in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
1211 W
AII%d.0%d - short-
circuit
Short circuit in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
1214 W
AII%d.0%d - error
power supply
Power supply for ext. sensor at analogue
input faulty.
Check the power supply.
1215W
AII%d.0%d - overload
fault
Overload at analogue input for ext. sen‐
sor.
Contact an authorised serv‐
ice partner.
1216 W
AII%d.0%d - open
circuit
Wire break in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
1217 W
AII%d.0%d - short-
circuit
Short circuit in line for ext. sensor at ana‐
logue input.
Check line paths and sensor
connection.
10 Fault Recognition and Rectification
10.3 Interpreting warning messages
222
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.0.X
No.: 9_9450 12 E