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Omron NX-RS1201 Serial Communication Unit RS-232C/RS-485 for NX — front view

Omron NX-RS1201 Serial Communication Unit RS-232C/RS-485 for NX

SKU: NX-RS1201

USD 195.00

Omron NX-RS1201 is a serial communication unit for NX series with RS-232C/RS-485 ports for serial device connectivity.

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Product Overview

The NX-RS1201 fits industrial control projects that require dependable logic execution, maintainable programming workflows, and architecture growth over the equipment lifecycle. It supports standardized automation design across machine families while preserving serviceability in production environments.

Deterministic Logic and Sequence Control

This controller class supports predictable scan-driven execution for interlocks, sequencing, alarms, and coordinated device handling. Deterministic behavior is essential for consistent machine output and repeatable cycle performance.

Platform Reuse Across Equipment Variants

Standardizing on a proven PLC/controller family enables software reuse, reduced engineering lead time, and easier support across multiple machine models or production lines.

Lifecycle Service and Maintainability

A maintainable control architecture with documented I/O mapping, diagnostics, and modular expansion strategy reduces troubleshooting time and improves long-term ownership value.

Key Features

  • Ports: 1x RS-232C/RS-485
  • Protocols: Modbus-RTU, Host Link
  • Baud Rate: Up to 115.2 kbps
  • Max Stations: 32 stations (RS-485)
  • Max Distance: 500m (RS-485)
  • Current Consumption: 50mA at 5VDC
  • SKU: NX-RS1201
  • Series: NX

Best-Fit Applications

  • Executes deterministic control logic
  • Coordinates multi-device machine behavior
  • Supports reusable software structures
  • Improves fault diagnostics and recovery time
  • Enables modular feature growth over time
  • Standardizes control strategy across equipment

Buying Checklist

  • Strong fit for scalable machine control
  • Maintains deterministic automation behavior
  • Supports long-term maintainability
  • Good platform standardization candidate
  • Reliable industrial controller ecosystem

Technical Specifications

Model NX-RS1201
Series NX
Type Serial Communication Unit
Ports 1x RS-232C/RS-485
Protocols Modbus-RTU, Host Link
Baud Rate Up to 115.2 kbps
Max Stations 32 stations (RS-485)
Max Distance 500m (RS-485)
Current Consumption 50mA at 5VDC
Operating Temperature 0 to +55°C
Mounting DIN rail

FAQ for NX-RS1201

What devices can I connect via RS-232C/RS-485?
HMIs (serial), barcode readers, scales, printers, instruments, VFDs. Any device with serial interface.
Can I use this for Modbus communication?
Yes, configure as Modbus-RTU master or slave.
What's the difference between RS-232C and RS-485?
RS-232C: point-to-point, 15m max. RS-485: multi-drop, 500m max, 32 stations.
Do I need to configure this unit?
Yes, configure in Sysmac Studio: set baud rate, parity, protocol.

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