Omron CJ1W-PNT21 Operation Manual page 27

CJ1W-PNT21 Unit components
3-1-3 LED indicators
Status indicators
specifications
Indicator Colour
MS Green
Module status
Red
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Pin Signal
7 Not used
8 Not used
9 Field Ground
The following standards and specifications apply to the Ethernet connector
and the twisted-pair cable.
• Electrical specifications: Conforming to IEEE 802.3 standards
• Connector structure: RJ45 8-pin Modular Connector (conforming to
ISO 877). For more information about connectors see the PROFINET
Cabling and Interconnection Technology Guideline Order No.: 2.252
available through PI (Profi International).
For the Ethernet infrastructure please follow the following guidelines:
• Shielded twisted-pair (STP) cable: minimum category CAT5 in accordance
with ISO/IEC 24702 but only suitable for Conformance Class A.
PROFINET-specific cable in accordance with IEC 61784-5-3 is preferable
for Conformance Class A. And is mandatory for Conformance Class B/C.
For more information see the PROFINET Conformance Class A Cabling
Guideline. Order No.: 7.072 available through PI.
• Make sure to follow the PROFINET Installation Guideline for Cabling and
Assembly Order No.: 8.072 available through PI.
The CJ1W-PNT21 PROFINET IO Controller Unit uses the following LED
indicators.
• Four LEDs to indicate status of the Unit and the PROFINET IO network
• Two 7-segment displays to show extra information.
/i
Status Meaning
ON Initialization successful, unit is in normal operation.
Flashing No connection to the Ethernet Network, but initialization was successful.
ON A non-recoverable, fatal error has occurred.
(Watchdog timer error, memory error or system error.)
Replace the unit if recurring.
Flashing A recoverable, non-fatal error has occurred.
(Structure error, switch setting error, PLC initialization error, PLC interface
error or routing table error.)
Correct the error and reset the Unit
OFF Power isn't being supplied or the unit is initialising
Abbreviation
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FG
CJ1W-PNT21
Figure 3.3: CJ1W-PNT21 LED indicators
Section 3-1
Signal direction
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MS
NS
COMM
100M
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