Rockwell-automation 1746-NO8V SLC 500 8-Point Analog Output Module/ Us Instrukcja Użytkownika Pobierz pdf (Strona 55)

Publication 1746-UM026A-EN-P - September 2003

Module Diagnostics and Troubleshooting 6-3

Interpreting the LED

Indicators

The module has 9 LEDs:

• 8 channel status LEDs (for Channels 0 through 7)

• 1 module status LED

Figure 6.1 Module LEDs

Use the following table to interpret the LEDs:

OUTPUT

CHANNEL

STATUS

MODULE

ANALOG

Table 6.1 1746-NO8 LED Indications

Module LED Status Channel LED Status Indicates

On solid On solid The channel is enabled.

On solid On flashing, 1-flash sequence Open circuit.

On solid On flashing, 2-flash sequence Unused configuration word bits are set

On solid On flashing, 3-flash sequence Illegal range

On solid On flashing, 4-flash sequence Illegal format

On solid On flashing, 5-flash sequence Illegal parameter ID

On solid On flashing, 6-flash sequence User range error (e.g. User_min > User_max)

On solid On flashing, 7-flash sequence Clamp range error

On solid On flashing, 8-flash sequence Illegal fault action

On solid On flashing, 9-flash sequence illegal ramp value

On solid On flashing, 10-flash sequence Illegal limit range

On solid On flashing, 11-flash sequence Illegal preset

On solid On flashing, 12-flash sequence Illegal optional features

On solid Off Module is powering up or the channel is disabled.

On flashing, 1-flash sequence n/a 24V power fail or J4 jumper is missing

On flashing, 2-flash sequence n/a Configuration error

On flashing, 3-flash sequence n/a EEPROM fault

On flashing, 4-flash sequence n/a RAM fault

On flashing, 5-flash sequence n/a Input access error

On flashing, 6-flash sequence n/a Output access error

On flashing, 7-flash sequence n/a ROM CRC failed

Off n/a Module fault condition

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 73 74

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Rockwell-automation 1746-NO8V SLC 500 8-Point Analog Output Module/ Us Instrukcja Użytkownika Strona 55