Circutor CVM-A1500 - 4�5�- Led Indicators; 4�6�- Inputs

4.5.- LED INDICATORS
The CVM-A device features:
- A CPU LED, which indicates that the device is working correctly with a 1 second ash-
ing. A ashing of 0.5 seconds indicates that an error has occurred.
- An ALARM LED, which indicates that an alarm has been activated with the LED ash-
ing. If there is no alarm it remains switched off.
-3 LED on the navigation keys, which stay switched on with low current; when any of
the 3 keys are pressed they all come on at maximum current.
Keys
CPU
Alarm
Figure 36:LED indicators of the CVM-A�
4.6.- INPUTS
The CVM-A has two programmable digital inputs (terminals 7 and 8 in Figure 1) for working as:
 Logic input.
 Impulse input.
 Tariff selection.
See “5.7.18.- DIGITAL INPUTS.” to congure the inputs.
In “5.1.9.- INTEGRATED FUNCTIONS.” and in “5.6.2 INTEGRATED FUNCTIONS.” you can see
the status and conguration of the programmed digital inputs.
The selected tariff can be determined in accordance with the status of the inputs, as shown in
Table 15.
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Instruction Manual
CVM-A1000 - CVM-A1500