Rockwell-automation 1790-XXXX CompactBlock LDX I/O DeviceNet RTD and T Uživatelský manuál stáhnout pdf (Strana 17)

17

Publication 1790-IN011B-EN-P - April 2003

Troubleshoot with the Indicators

The 1790D I/O block has the following indicators:

• module status

• network status

• I/O status

Mod/Net Status Indicator

LED Indicator: Status: Description:

Module Status Solid Red Unrecoverable fault in base unit

Flashing Red Recoverable fault

Solid Green Normal operation - OK

Flashing Green Standby

Off No power

LED Indicator: Status: Description:

Network Status Solid Red Unrecoverable communication fault

Flashing Red Recoverable communication fault

Solid Green Communication path complete - OK

Flashing Green Communication path incomplete

Off Device not online or not powered

I/O Channel LED Status Indicator

Status: Description:

Flashing Green/Red Power up

Off Off line

Red On line and no field power

Red DeviceNet connection and no field power

Flashing Red Field power and open wire

Green Field power and valid input

Flashing Red Input over range

Flashing Red Input under range

Flashing Red Recoverable fault

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