Allen-Bradley ControlLogix ControlNet 1756-CN2 Installation Instructions Manual Download Page 30 | Manualshive

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Allen-Bradley ControlLogix ControlNet 1756-CN2 Installation Instructions Manual Download Page 30

ControlNet Channel Troubleshooting (A OR B)

OR

A

B

Cause

Action

Off

Channel has been disabled.

Program network for redundant
media, if required.

Steady green

This is normal operation.

No action is required.

Flashing
green/off

Temporary errors exist.

None; unit will self-correct.

Node is not configured to go
online.

Make sure the configuration
manager node (keeper) is present
and working, and the selected
address is not greater than the
maximum unscheduled node

address (UMAX).

(1)

The configuration manager node (keeper) is the node responsible for distributing ControlNet
configuration data to all nodes on the network.

(1)

Flashing red/off

A media fault exists.

Check media for broken cables,
loose connectors, or missing
terminators.

No other nodes are present on
the network.

Add other nodes to the network.

30

ControlLogix ControlNet Interface Module

Publication

1756-IN607A-EN-P - February 2008

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Summary of Contents for ControlLogix ControlNet 1756-CN2

Page 1: ...gin 8 Parts List 8 Identify Module Features 9 Set the Module s Network Address Switches 10 Reset the Module to the Original Factory Settings 10 Keeper Configuration Automatic Keeper Crossload 11 Prepa...

Page 2: ...installation Rockwell Automation Inc cannot assume responsibility or liability for actual use based on the examples and diagrams No patent liability is assumed by Rockwell Automation Inc with respect...

Page 3: ...tegory 3 equipment intended for use in potentially explosive atmospheres given in Annex II to this Directive Compliance with the Essential Health and Safety Requirements has been assured by compliance...

Page 4: ...re le plus d favorable code de temp rature le plus faible peut tre utilis pour d terminer le code de temp rature global du syst me Les combinaisons d quipements dans le syst me sont sujettes inspectio...

Page 5: ...e must have suitable flame retardant properties to prevent or minimize the spread of flame complying with a flame spread rating of 5VA V2 V1 V0 or equivalent if non metallic The interior of the enclos...

Page 6: ...rs The chassis that performs active control is called the primary chassis and the modules in the chassis are called primary modules The other chassis is called the secondary chassis and the modules in...

Page 7: ...hassis Pair Remote I O Chassis 1756 RM Module ControlNet Network 1756 CNB CNBR 1756 CN2 Module 1756 CN2R Module 1756 CN2R Module 1756 CN2R Module 1756 RM Module The 1756 CN2 and 1756 CN2R series B mod...

Page 8: ...CN2 or 1756 CN2R Module 1756 A4 1756 A7 1756 A10 1756 A13 or 1756 A17 Chassis 1756 PA72 1756 PA75 1756 PB72 or 1756 PB75 Power Supply 1786 TPR 1786 TPS 1786 TPYR or 1786 TPYS Taps 1 USB Cable optiona...

Page 9: ...es B bridge modules Module Status Indicator Channel A BNC Connector COAX 00 Factory Reset on Power Up Invalid Network Address 01 99 Normal Operation Valid Network Address Backplane Connector Front Vie...

Page 10: ...of 01 99 for modules in a standalone chassis Address 00 is an invalid ControlNet address Reset the Module to the Original Factory Settings To reset the module to its original settings and clear all ke...

Page 11: ...the keeper capable nodes on the network it becomes the Master Keeper The Master Keeper is the node that distributes network configuration information to other nodes as the network is formed or as nod...

Page 12: ...tible with all versions of chassis and power supplies Determine Module Slot Location Slot 0 is the first slot and is always the leftmost slot in the rack the first slot to the right of the power suppl...

Page 13: ...e into the chassis Make sure the module backplane connector properly connects to the chassis backplane Do not force the module into the backplane connector If you cannot seat the module with firm pres...

Page 14: ...CN2R Module in 1756 A4 chassis ControlNet Node ControlNet Link ControlNet Node Redundant Media optional For network connections we recommend taps with a straight connector catalog number 1786 TPS or...

Page 15: ...raight or right angle connector to prevent the connector from accidentally contacting a metallic grounded surface Segment 1 Segment 2 Dust Cap Dust Cap 1756 CN2 Segment 1 1756 CN2R Segments 1 and 2 2...

Page 16: ...oubleshooting To use modules in a redundant control chassis pair you must connect the primary and redundant partner modules to the same network segment If you are using redundant media connect the cha...

Page 17: ...o Yes TEST No Yes Module status indicator red Self test has failed and the module displays an error message See pages 23 29 Replace the module Self test is complete The status indicator flashes green...

Page 18: ...ntrolNet address in the same slot Install or Remove the Module Under Power You can install or remove the module while chassis power is applied if you take these precautions IMPORTANT WARNING When you...

Page 19: ...e for your module from within RSLinx software by following the steps listed below 1 Open RSLinx software and browse for the module 2 Right click the module and select Upload EDS file from device The U...

Page 20: ...ontain hubs The USB port is intended for temporary local programming purposes only and not intended for permanent connection If you connect or disconnect the USB cable with power applied to this modul...

Page 21: ...module s USB port The Found New Hardware Wizard dialog appears 2 Click Install the software automatically Recommended and click Next The software is installed 3 Click Finish to set up your USB driver...

Page 22: ...7A EN P February 2008 Status Indicators Module 1756 CN2R Module COAX B A OK B A COAX A OK A 1756 CN2 Module Status Display See page 23 Module Status LED Indicator See page 23 ControlNet Channel Status...

Page 23: ...onnectors 3 Make sure the module is firmly seated in the chassis 4 If the indicator remains off replace the module Red Reset Complete Change Switch Settings Module s network address is set to 00 an in...

Page 24: ...hassis that does not contain a 1756 SRM or 1756 RM module 2 Update the module s firmware using ControlFLASH Flashing red Image update Needed Boot image running Main firmware image needs to be updated...

Page 25: ...1 The secondary module is disqualified with no partner Check the corresponding slot of the primary chassis for the module type and revision PwDS 1 The module is primary with a disqualified secondary p...

Page 26: ...ashing green OK This is normal operation No connections to or through the module exist No action is required Invalid Network Configuration ControlNet configuration error Recheck configuration Verify t...

Page 27: ...ule See Reset the Module to the Original Factory Settings on page 10 Keeper Unconfigured slot changed After the keeper object s network configuration data was downloaded the module was moved to a diff...

Page 28: ...e Module to the Original Factory Settings on page 10 Keeper None Valid on Network The network configuration data maintained in flash memory by the keeper object does not match the current network conf...

Page 29: ...required Alternating red off Node has been configured incorrectly Check network address and other ControlNet configuration parameters The ControlNet channel status indicators appear in one of these s...

Page 30: ...nager node keeper is present and working and the selected address is not greater than the maximum unscheduled node address UMAX 1 The configuration manager node keeper is the node responsible for dist...

Page 31: ...eries B Receptacle Recommended USB cable for USB port Samtec cable P N RSP 199350 ControlNet communication rate 5 MB Weight approx 1756 CN2 1756 CN2R 0 260 kg 0 57 lb 0 293 kg 0 64 lb North American t...

Page 32: ...756 CN2R 1 1 A 5 1V dc 1 3 A 5 1V dc 3 mA 24V dc 3 mA 24V dc Isolation voltage 30V continuous Basic insulation type Tested to 500V ac for 60 s ControlNet network to system Wiring category 1 2 on commu...

Page 33: ...rating IEC 60068 2 27 Test Ea Unpackaged Shock 30 g Shock nonoperating IEC 60068 2 27 Test Ea Unpackaged Shock 50 g Emissions CISPR 11 Group 1 Class A ESD immunity IEC 61000 4 2 6 kV contact discharge...

Page 34: ...54689C CSA Certified Process Control Equipment for Class I Division 2 Group A B C D Hazardous Locations See CSA File LR69960C FM FM Approved Equipment for use in Class I Division 2 Group A B C D Hazar...

Page 35: ...on Instructions publication 1756 IN078 Contains information on how to install ControlLogix power supplies 1756 PA72 and 1756 BP72 ControlLogix Power Supplies Installation Instructions publication 1756...

Page 36: ...ng New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility However if your product is not f...

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