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78
Display Type
Description
Troubleshooting
UL
Warning Below the display range� Tem-
perature value < - 20 % MEW
(→ 4.6).
►
Check temperature range�
►
Repeat low-flow adjustment�
OL
Warning Above the display range:
measured value > 120 % of
MEW
(→ 4.6).
►
Check flow range / tempera-
ture range�
►
Repeat high-flow adjust-
ment�
SC1
Warning Switching status LED for OUT1
flashing: short circuit OUT1�
►
Check switching output
OUT1 for short-circuit or
excessive current�
SC2
Warning Switching status LED for OUT2
flashing: short circuit OUT2�
►
Check switching output
OUT2 for short-circuit or
excessive current�
SC
Warning Switching status LEDs for
OUT1 and OUT2 flashing: short
circuit OUT1 and OUT2�
►
Check switching outputs
OU1 and OUT2 for short-
circuit or excessive current�
FAIL
Warning Faulty low-flow or high-flow
adjustment (e�g� the distance
between maximum and mini-
mum flow is too small)
►
Repeat flow adjustment�
MEW = final value of the measuring range
14 Servicing
►
From time to time check the sensor tip visually for build-up�
►
Clean with soft cloth� Stubborn build-up, for example lime can be removed
using a common vinegar cleaning agent�
Summary of Contents for AS005
Page 41: ...41 DE ...
Page 81: ...81 UK ...