Indicators - Omron E5ZN-DRT Operation Manual

Part Names and Functions
3-1-2

Indicators

The indicators show the status of the DeviceNet Communications Unit, the
DeviceNet Network, and the status of communications with the Temperature
Controllers.
Indicator Name
MS Module sta- Green ON
tus
Red
---
NS Network Green ON
status
(DeviceNet)
Red
---
TS Tempera- Green ON
ture Con-
troller
communi-
cations sta-
Red
tus
---
Color Status Meaning (main errors)
The Unit condition is normal. (DeviceNet
Communications Unit is normal)
Flash- The Unit is not set.
ing
• The connection configuration has not
been set.
ON Fatal error
• Watchdog timer error
• RAM error
Flash- Non-fatal error
ing
• EEPROM sum error
• Setting parameter logic error
• EEPROM hardware error
OFF No power is being supplied.
• Power is not being supplied to the
DeviceNet Communications Unit.
• The Unit is being reset.
• Waiting for initialization to start.
Online/communications established (nor-
mal network status)
Flash- Online/communications established (wait-
ing ing for communications to be established
with master)
ON Fatal communications error (The Unit has
detected an error that does not allow com-
munications through the network.)
• Node address duplication error
• Bus Off error detected
Flash- Non-fatal communications error
ing
• Communications timeout
OFF Offline or power supply is OFF
• Waiting for completion of the master's
node address duplication check.
• Power is not being supplied to the
DeviceNet Communications Unit.
Communicating with the Temperature
Controllers
Flash- The copy operation is being performed.
ing
Flash- • Communications error with a Tempera-
ing ture Controller (a communications error
has occurred with at least one of the
Temperature Controllers registered in
the DeviceNet Communications Unit)
• The copy operation failed. (Flashes for
10 s, then returns to prior status.)
OFF • Waiting to communicate with Tempera-
ture Controllers (until communications
start after the power supply is turned ON
or the Unit is reset.)
• The Power is OFF.
Section 3-1
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