TMEIC ARND Series Modules: ARND-4195

Technical Dossier

Product Details And Specifications

TMEIC ARND Series: Comprehensive Module Range and Technical Overview

The TMEIC ARND series represents a core family of control and I/O modules deployed within TMEIC (formerly Toshiba Mitsubishi-Electric Industrial Systems Corporation) distributed control and drive systems. These modules are installed across global heavy industry sectors including petrochemical refineries, nuclear power auxiliary systems, steel rolling mills, cement plants, and offshore platforms. The ARND series is recognized for its robust backplane architecture, deterministic scan cycle performance, and long-term availability in brownfield maintenance environments. Facilities running TMEIC TOSVERT, TOSLINE, or TMdrive-based systems frequently rely on ARND-series modules for both primary control functions and redundant I/O expansion. The installed base spans Asia-Pacific, the Middle East, and Eastern Europe, making lifecycle parts management a critical operational concern for plant engineers and procurement teams.

The Evolution of ARND Architecture

The ARND module family was developed as part of TMEIC's transition from discrete relay-based control panels to integrated digital control platforms during the late 1990s and 2000s. Early ARND variants were designed for compatibility with TMEIC's proprietary TOSLINE-S20 and TOSLINE-F10 fieldbus protocols, enabling deterministic data exchange between drive controllers and supervisory PLC layers. Mid-generation modules introduced enhanced noise immunity for high-voltage drive environments, addressing EMI challenges common in variable frequency drive (VFD) cabinets. Later revisions incorporated expanded diagnostic registers and improved hot-swap tolerance for continuous-process industries where unplanned downtime carries significant financial penalties. As of 2026, the ARND series is in the mature-to-end-of-life phase of its product lifecycle. TMEIC has transitioned newer installations toward the TMdrive-MVe2 and TMEIC V1000/A1000-compatible control architectures. However, the large installed base of ARND-equipped systems in refineries and power generation facilities means that demand for original replacement modules remains active. DriveKNMS maintains stock of both new-surplus and refurbished ARND modules to support 10–20 year maintenance horizons.

ARND Full Catalog & Functionalities (SKU List)

The following SKUs represent verified models within the TMEIC ARND module family, classified by functional category. Each entry reflects a distinct hardware configuration used in TMEIC drive and control system installations.

Control & CPU Modules

• ARND-4195: Main control board module for TMEIC drive systems; manages core processing and I/O coordination.
• ARND-4196: Auxiliary control module; provides secondary processing support and expanded register capacity.
• ARND-4100: Base CPU module; handles primary scan cycle execution and system initialization routines.
• ARND-4101: Enhanced CPU variant with extended memory map for large-scale I/O configurations.
• ARND-4110: Redundant control processor module; supports hot-standby configurations in critical process applications.

Analog I/O Modules

• ARND-4200: 8-channel analog input module; 4–20 mA / 0–10 V configurable per channel.
• ARND-4201: 4-channel analog output module; 12-bit resolution, suitable for valve positioner and speed reference signals.
• ARND-4210: High-density analog input module; 16-channel configuration for process variable monitoring.
• ARND-4211: Isolated analog output module; galvanic isolation per channel for noise-sensitive drive environments.

Digital I/O Modules

• ARND-4300: 32-channel digital input module; 24 VDC sink/source compatible.
• ARND-4301: 32-channel digital output module; transistor output type, 0.5 A per channel.
• ARND-4310: 16-channel relay output module; rated for 2 A resistive load per contact.
• ARND-4311: Mixed DI/DO module; 16 inputs + 16 outputs in single-slot form factor.

Communication & Network Adapter Modules

• ARND-4400: TOSLINE-S20 communication adapter; enables peer-to-peer data exchange between TMEIC controllers.
• ARND-4401: Ethernet/IP gateway module; bridges ARND backplane to plant-level SCADA and DCS networks.
• ARND-4410: PROFIBUS-DP slave adapter; supports integration with third-party PLC masters in mixed-vendor environments.
• ARND-4420: DeviceNet communication module; used in legacy conveyor and material handling system integrations.

Power Supply Modules

• ARND-4500: 24 VDC backplane power supply module; rated 10 A continuous, with over-current protection.
• ARND-4501: Redundant power supply module; dual-feed input for uninterrupted backplane operation.

Sourcing Hard-to-Find & Obsolete ARND Parts

As the ARND series enters end-of-life status, original TMEIC factory supply channels have reduced or discontinued availability for many SKUs. DriveKNMS operates a dedicated obsolete parts procurement program specifically structured for TMEIC ARND module requirements. Our inventory sourcing network spans authorized surplus dealers, decommissioned plant asset recovery, and factory-tested refurbishment pipelines across Japan, Germany, and the United States. For plant operators facing a 5–15 year remaining service life on ARND-equipped systems, DriveKNMS provides: confirmed stock verification before purchase order issuance; serialized traceability documentation for each unit; and exchange programs where failed modules are accepted as core returns against replacement units. Procurement teams requiring bill-of-materials (BOM) matching for scheduled turnaround maintenance can submit full module lists for batch quotation. Response time for standard inquiries is within 24 business hours.

Quality Control for the ARND Range

TMEIC ARND modules incorporate multi-layer PCB designs with proprietary ASIC components and TOSLINE protocol firmware embedded in non-standard EPROM configurations. Standard bench testing procedures are insufficient for validating functional integrity of these modules. DriveKNMS applies a dedicated ARND test protocol that includes: backplane bus communication verification using TMEIC-compatible rack simulators; analog channel calibration against NIST-traceable reference standards; digital I/O point-by-point functional verification under rated load conditions; firmware version identification and compatibility cross-referencing against known TMEIC system revisions; and thermal cycling stress tests to identify latent component failures prior to shipment. All tested units are issued a DriveKNMS inspection certificate with test date, technician ID, and pass/fail records for each functional parameter. Modules that do not meet original TMEIC performance specifications are quarantined and not offered for sale.