Industrial part
917-0043
Medar 917-0043 RIO Module for Allen-Bradley SLC 500 1747 Remote I/O PLC Adapter
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Communication & Network Modules
293 listings · 239 in stock
293 communication & network modules listings from the brands you use, each one photographed. Free shipping to all 50 US states.
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Siemens
6GK1105-2AA10
Siemens 6GK1105-2AA10 OSM ITP 62 Simatic NET Industrial Ethernet Switch Module
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$73.89
Siemens
6GK1562-2AA00
Siemens 6GK1562-2AA00 CP5622 PCI Express Profibus Communication Card A5E03497335
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$390.89
Stonel
GW458086A
StoneL GW458086A AS-i 3.0 Modbus RS485 Gateway BW1641 Stainless Steel 1-Master
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$979.89
Allen-Bradley
1769-SDN
Allen-Bradley 1769-SDN Ser B CompactLogix DeviceNet Scanner Module Compact I/O
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$48.89
Foxboro
P0972QM
Foxboro P0972QM I/A Series Network Interface Hub Module 100-240 VAC Industrial
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Stonel
458006
StoneL 458006 FieldLink AS-Interface Master Gateway Modbus RS485 DIN Rail Module
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$693.89
ABB
520ADD03
ABB 520ADD03 R0002 1KGT034400R0002 Procontrol Communication Module Industrial
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$859.89
StoneL
BW1641
Stonel Bihl Wiedemann BW1641 AS-i 3.0 Modbus Gateway Stainless Steel 1 Master
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$873.89
Turck
FDNP-S0808G-TT
Turck FDNP-S0808G-TT DeviceNet I/O Module 8 In 8 Out Fieldbus 11-26VDC F0073
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$41.89
Foxboro
P0914ZX
Foxboro P0914ZX FCM Identification Module I/A Series Fieldbus Industrial Part
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$78.89
Square D
Square D PowerLogic EMCB Energy Meter Communicat
Square D PowerLogic EMCB Energy Meter Communications Board EM Series Modbus Card
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$206.89
Microscan
97-100004-15
Microscan 97-100004-15 Power Supply 24VDC 2.0A 100-240V Barcode Scanner Adapter
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$43.89
Allen-Bradley
1768-ENBT
Allen-Bradley 1768-ENBT Ser A CompactLogix L4x EtherNet/IP Communication Module
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$155.89
Allen-Bradley
1768-ENBT/A
Allen-Bradley 1768-ENBT/A CompactLogix EtherNet/IP Communication Module PN-43849
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Beckhoff
IL2301-B528-0000
Beckhoff IL2301-B528-0000 DeviceNet Coupler Box Fieldbus 4 In 4 Out 24VDC Module
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Turck
FDN20-16XSG
Turck FDN20-16XSG DeviceNet Compact I/O Station 16 Channel 24V Bus Interface
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Beckhoff
IL2301-B310-0000
Beckhoff IL2301-B310-0000 Fieldbus Coupler Box 4 Digital Input 4 Out M8 24VDC
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$81.89
Siemens
S5 6ES5308-3UC21
Siemens Simatic S5 6ES5308-3UC21 IM308-C Profibus DP Interface Module ET200 Card
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$152.89
Allen-Bradley
1794-ASB
Allen-Bradley 1794-ASB Ser D Flex I/O Remote I/O Adapter Module 24VDC 96333271
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$60.89
Allen-Bradley
1785-L40E/E
Allen-Bradley 1785-L40E/E PLC-5/40 Ethernet Processor Module Series E 48K Word
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$290.89
General Electric
86498-02
GE Lentronics B 86498-02 Ether 1000 Unit Telecom Ethernet Interface Module Board
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$47.89
Industrial part
50-1517
Control Technology 2217 Ethernet Serial Communications Module Board 50-1517
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$30.89
Mitsubishi
A1SJ71LP21
Mitsubishi A1SJ71LP21 MELSECNET/10 Optical Fiber Network Module A1S PLC Link
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$35.89
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Guides for Communication & Network Modules
- Parts identificationHow to Read an Allen-Bradley Catalog Number & SeriesBulletin numbers, module codes, suffixes, the series letter and firmware revision, and how each one affects whether a replacement will work.
- DrivesPowerFlex 525 vs PowerFlex 40: Replacing a 22B DriveFootprint, terminals, parameters, EtherNet/IP and Safe Torque Off: how to migrate from a PowerFlex 40 to a 525, and when not to.
Troubleshooting guides
- Troubleshooting1756-EN2T / ENBT Ethernet Module Faults: LEDs & CodesThe status display messages, OK/NET/LINK LEDs, duplicate IP rules, rotary switches and 888, Logix connection codes and the diagnostic web pages (CPU, duplex, errors).
- TroubleshootingPLC Lost Communication: EtherNet/IP, DH+ and DeviceNet1756 EtherNet/IP OK, NET and LINK LEDs and duplicate IP, 16#0203 vs 16#0204, DH+ node addresses and terminators, DeviceNet scanner codes, 121-ohm terminators and bus-off.
- TroubleshootingControlLogix & CompactLogix Major Fault Codes ExplainedMajor fault types and codes (T01 power-up to T07 memory), where to read them in Studio 5000, minor vs major vs I/O faults, the first checks and clearing a fault safely.
- TroubleshootingSiemens S7-300/S7-400 SF & BF LEDs and Diagnostic BufferSF vs BF (and INTF, EXTF, BUSxF on the S7-400), steady vs flashing, reading the diagnostic buffer in STEP 7, and the first checks for modules, PROFIBUS, PROFINET and backup batteries.