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<strong>Manual</strong> – TopCon TC.GSS<br />

10.2. Error list<br />

10.2.1. Introduction<br />

Appendix<br />

Error list<br />

Division into group and detail errors<br />

10<br />

To be able to troubleshoot errors as quickly and accurately as possible,<br />

the possible errors are divided into 16 group errors. Each of these<br />

group errors is in turn broken down into 16 detail errors.<br />

The group and detail errors can be identified by direct digital access (via<br />

TopControl or HMI/RCU). Group errors and detail errors are also indicated<br />

sequentially on the front panel via a flashing code on the red<br />

“ERROR” light emitting diode.<br />

There is the same mechanism for warnings. They are indicated on the<br />

front panel via the yellow “STATUS” light emitting diode or can be<br />

polled via TopControl and HMI/RCU.<br />

Acknowledging an error<br />

On the occurrence of an error, the device remains in the ERROR state<br />

until the error is acknowledged and the device signals this state correspondingly<br />

with the digital outputs (relay) and the light emitting diodes<br />

on the front panel.<br />

The positive edge on the Clear Error signal is used to acknowledge an<br />

error. The digital input provided for this purpose or the related control<br />

parameter (direct digital access) is used.<br />

Control signals in case of an error<br />

Power up<br />

Clear Error<br />

Voltage_ON<br />

Output<br />

voltage<br />

State 2 4<br />

Error<br />

Fig. 150 Control signals in case of an error.<br />

Errors and acknowledging<br />

Clearing<br />

8 12 4<br />

The warnings are also saved until they are acknowledged. The positive<br />

edge of the Clear Error signal is used for this purpose.<br />

Errors can also be acknowledged via the TopControl application and via<br />

the HMI/RCU.<br />

2011-10-18 275 / 298 V00.05b

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