Message Possible cause Remedy
1257 W
AIR%d.0%d - short-
circuit
Short circuit in line for indicated analog
input.
Check line path and sensor
connection.
1258 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1259 W
AIR%d.0%d - sensor
fault
Sensor fault at indicated analog input. Check line path and sensor
connection.
1260 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1262 W
AIR%d.0%d - accidental
ground
Ground fault in line for ext. sensor at ana‐
log input.
Check line path and sensor
connection.
1263 W
AIR%d.0%d - short-
circuit
Short circuit in line for indicated analog
input.
Check line path and sensor
connection.
1264 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1265 W
AIR%d.0%d - sensor
fault
Sensor fault at indicated analog input. Check line path and sensor
connection.
1266 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1268 W
AIR%d.0%d - accidental
ground
Ground fault in line for ext. sensor at ana‐
log input.
Check line path and sensor
connection.
1269 W
AIR%d.0%d - short-
circuit
Short circuit in line for indicated analog
input.
Check line path and sensor
connection.
1270 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1271 W
AIR%d.0%d - sensor
fault
Sensor fault at indicated analog input. Check line path and sensor
connection.
1272 W
AIR%d.0%d - open
circuit
Wire break in line for indicated analog in‐
put.
Check line path and sensor
connection.
1274 W
AIR%d.0%d - accidental
ground
Ground fault in line for ext. sensor at ana‐
log input.
Check line path and sensor
connection.
10 Fault Recognition and Rectification
10.3 Interpreting warning messages
No.: 9_9450 13 USE
User Manual Controller
SIGMA CONTROL 2 SCREW FLUID ≥5.1.2
225
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