Siemens SIWAREX FTA - Page 170

Messages and Diagnostics
SIWAREX FTA
7-158
Error
No.
Operating messages - description
Solution
138
139
140
141
142
143
144-
160
External error Coming
144
145
(C) Limits for load cell signals exceeded
or undershot
The measurement signal is too high. Measure
the measurement voltage with a multi-metre
and check the load cells. Check the
characteristic value in DR3.
146
(C) line-break
The connection to the load cells has been
broken. Check the load cell connection.
147
(C) ADC error
The AD converter must be reset because of a
fault.
148
(C) Timeout Lifebit
The SIMATIC-CPU has not tracked the lifebit
within the defined time. The communication
through the FB SIWA is damaged.
149
150
151
152
(C) Digital sensor is not ready
Digital load cell is not sending weight values.
153
154
155
156
157
158
159
160
Table 7-3 List of Operating Messages