NT-PN1101

The NTROB NT-PN1101 is an industrial-grade PROFINET bus coupler engineered for modular slice I/O automation systems. Acting as a high-speed communication gateway, it seamlessly connects PROFINET controllers (such as Siemens S7-1200/1500 PLCs) to versatile field I/O expansion units. Supporting up to 32 expansion sub-modules (including Digital, Analog, and Specialty Function modules), the NT-PN1101 provides maximum flexibility and high-density, real-time control for demanding industrial environments.

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Introduction

NTROB NT-PN1101 Technical Specifications
Bus & Communication Parameters
Bus Protocol	PROFINET (RT, IRT, MRP)
Station Address Setting	Configured via Controller Master Station
Cable Requirement	Category 5 Twisted-Pair Cable (CAT5) / Shielded Cable
Transmission Distance	100 m (Station-to-Station)
Transmission Baud Rate	100 Mbps
Max. Data Capacity	340 Bytes Input / 340 Bytes Output
Power Specifications
System-Side Power Input	24V DC (18V ~ 36V DC)
System-Side Supply Current	400 mA
Field I/O Power Input	24V DC (±20%)
Field I/O Output Current	10 A (Max.)
Technical & Diagnostic Features
Max. Expansion Capacity	Up to 32 Sub-modules (Excluding Power Supply Modules)
Supported Expansion Types	Digital I/O, Analog I/O, Specialty Function Modules
System Monitoring & Diagnostics	Alarm Notification, Sub-module Disconnection / Wire-break Alarm

PROFINET Network Topology Example

Siemens S7 PLC Master

S7-1200 / S7-1500 / TIA Portal

3rd-Party Industrial Controller

PROFINET Enabled Master System

PROFINET Fieldbus (100 Mbps)

NT-PN1101 Slice I/O System

Modular Bus Coupler + Max. 32 Sub-modules

[ Digital / Analog / Function Modules ]

Compact Distributed I/O

Stand-Alone / Block Type I/O Modules

[ Direct Field Sensor/Actuator Wiring ]

✓ Standard PROFINET (RT, IRT, MRP) | ✓ Wire-break Diagnostics | ✓ Seamless TIA Portal Integration

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