2 led status indicators, Network status led (item 1), Module status led (item 2) – Rice Lake 880 Performance Series Panel Mount Indicator/Controller - Modbus TCP Interface Option Installation and Programming Manual User Manual
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Installation
7
2.2
LED Status Indicators
An LED array on the Modbus TCP Interface module provides status information for
troubleshooting. LED 2 provides network status; LED 3 provides status indication for
the Modbus TCP Interface module (see Figure 2-10). LEDs 1 and 4 are reserved.
Figure 2-10. Modbus Status LED Module
Network Status LED (Item 1)
A test sequence is performed on this LED during startup.
Module Status LED (Item 2)
A test sequence is performed on this LED during startup.
LED State
Description
Off
No power or no IP address
Green
Module is in Process Active or Idle state
Green, flashing
Waiting for connections
Red
Duplicate IP address, FATAL event
Red, flashing
Process Active Timeout.
Table 2-1. Network Status LED
LED State
Description
Off No
power
Green
Normal operation
Red
Major fault; module is in state EXCEPTION (or FATAL event)
Red, flashing
Minor fault in diagnostic object
IP conflict
Table 2-2. Module Status LED
1
2
3
4
Note
Note