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MGate 4101-MB-PBS Series

MGate 4101-MB-PBS Series

1-port Modbus RTU/ASCII-to-PROFIBUS slave gateways

The MGate 4101-MB-PBS is a Modbus to PROFIBUS Slave gateway, providing communication portal between PROFIBUS PLCs (e.g. Siemens S7-400 and S7-300 PLCs)

and Modbus devices. With the QuickLink feature, I/O mapping can be accomplished within a matter of minutes. All models are protected with a rugged metallic casing, are DIN-rail mountable, and offer optional built-in optical isolation.


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  • Features
  • Ordering info
  • Video
  • Powerful and visual diagnostic tool
  • -40 to 75°C wide operating temperature models available
  • Embedded data packet analyzer
  • Redundant dual DC power inputs and relay output supported
  • Windows utilities with innovative QuickLink function for automatic configuration within minutes
  • Protocol conversion between Modbus and PROFIBUS
Available Models
Model No. Description
MGate 4101-MB-PBS 1-port Modbus to PROFIBUS Slave gateway, 12-48 VDC, 0 to 60°C operating temperature
MGate 4101I-MB-PBS 1-port Modbus to PROFIBUS Slave gateway with 2 KV Isolation, 12-48 VDC, 0 to 60°C operating temperature
MGate 4101-MB-PBS-T 1-port Modbus to PROFIBUS Slave gateway, 12-48 VDC, -40 to 75°C operating temperature
MGate 4101I-MB-PBS-T 1-port Modbus to PROFIBUS Slave gateway with 2 KV Isolation, 12-48 VDC, -40 to 75°C operating temperature
Optional Accessories
Model No. Description
DR-4524 45W/2A DIN-rail 24 VDC power supply with universal 85 to 264 VAC or 120-370 VDC input, -10 to 50°C operating temperature
DR-75-24 75W/3.2A DIN-rail 24 VDC power supply with universal 85 to 264 VAC or 120-370 VDC input, -10 to 60°C operating temperature
DR-120-24 120W/5A DIN-rail 24 VDC power supply with universal 88 to 132 VAC or 176 to 264 VAC input by switch, or 248-370 VDC , -10 to 60°C operating temperature
Mini DB9F-to-TB DB9 Female to Terminal Block connector
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See how Moxa's QuickLink function allows gateways to automatically detect parameters