Omron CRT1 - 10-2008 Operation Manual page 416

Repeater Unit
Component Names and Functions
Indicator Section
Communications
Indicators
Name Indicator status
MS Lit green.
Flashing
green.
Lit red.
Flashing red.
Not lit.
NS Lit green.
Flashing
green.
Lit red.
Flashing red.
Not lit.
Node address switches: ×10 and ×1 (from left)
Port 1:
Upstream port communications
PORT1
Downstream port
communications power supply
connector (removable)
The communications indicators have the following meanings.
MS (Module Status): Indicates the status of the node with a two-color LED
(green/red).
NS (Network Status): Indicates the status of communications with a two-color
LED (green/red).
Status
Normal status
---
Fatal error
Non-fatal error
Power OFF/Startup
Online and participating
Online but not participat-
ing
Fatal communications
error
Non-fatal communications
error
Power OFF/Baud rate not
yet detected.
Note When flashing, indicators are lit for 0.5 s and not lit for 0.5 s.
Communications indicators: MS and NS
MS NS
RPT X10 X1
NODE ADR [0-63]
CRS1 - RPT01
CRS1 RPT01
NETWORK POWER SUPPLY
PORT2
BS+
BS-
DC24V
INPUT
Port 2:
Downstream port
communications connector
Meaning
The Unit is operating normally.
---
A hardware error has occurred in the Unit. The watchdog
timer has timed-out.
There is an error in the settings.
An EEPROM checksum error has occurred.
The power supply is OFF, the Unit is being reset, or the Unit
is being initialized.
Normal communications are in progress and the node is par-
ticipating in the network.
Normal communications are in progress but the node is not
yet participating in the network.
The address is set out of range or the same address has
been set for more than one node.
Polling has timed out. The network has timed out.
The power supply is OFF or the baud rate has not been
detected.
Section 10-2
RPT RPT
393