Reiter EMPC ZGR Modules

Technical Dossier

Product Details And Specifications

Reiter EMPC ZGR Series: Comprehensive Module Range and Technical Overview

The Reiter EMPC ZGR series represents a line of embedded industrial PC modules engineered for deployment in process automation and distributed control system (DCS) environments. These modules have accumulated significant installed base across heavy industrial sectors including petrochemical refineries, chemical processing plants, and power generation facilities — environments where long-term hardware continuity is a non-negotiable operational requirement. The EMPC ZGR platform is characterized by its ruggedized backplane interface, deterministic real-time processing capability, and compatibility with Reiter's proprietary ISE (Industrial System Environment) software stack. In facilities where replacement cycles span 15–25 years, the EMPC ZGR series occupies a critical position as a long-lifecycle embedded computing platform.

The Evolution of EMPC ZGR Architecture

The EMPC ZGR architecture was developed within Reiter's broader EMPC (Embedded Modular PC) framework, which standardized the physical and electrical interface between industrial PC modules and DCS backplanes. Early-generation EMPC ZGR units operated on x86-compatible processors with ISA-bus backplane communication, targeting SCADA front-end and HMI gateway roles. Subsequent hardware revisions introduced PCI-based backplane communication, expanded RAM addressing, and support for real-time operating system (RTOS) partitioning alongside standard OS environments.

The ZGR sub-designation within the EMPC family identifies modules configured for zone-redundant gateway roles — specifically, units designed to maintain communication continuity between field I/O networks and supervisory control layers during single-point failures. As industrial Ethernet and OPC-UA protocols became dominant in the 2010s, later EMPC ZGR revisions incorporated dual Ethernet ports and hardware watchdog circuits. The series entered its mature/end-of-active-production phase, with Reiter transitioning customers toward next-generation embedded platforms. However, the installed base remains extensive, and long-term maintenance support for EMPC ZGR hardware continues to be a primary procurement requirement for existing plant operators.

EMPC ZGR Full Catalog & Functionalities (SKU List)

The following SKUs represent verified models within the Reiter EMPC ZGR series, organized by functional category. Each entry reflects the module's primary role within a DCS or SCADA architecture.

Industrial PC / Gateway Modules

• EMPC ZGR 100 001: Base ISE PC gateway module, single Ethernet, ISA backplane interface
• EMPC ZGR 100 002: ISE PC gateway module, dual Ethernet, enhanced watchdog circuit
• EMPC ZGR 100 003: ISE PC module with extended temperature range (-20°C to +70°C)
• EMPC ZGR 100 004: ISE PC module, PCI backplane variant, 256 MB RAM
• EMPC ZGR 100 005: ISE PC module, PCI backplane, 512 MB RAM, real-time OS partition
• EMPC ZGR 110 001: Zone-redundant gateway, active/standby switchover, single power rail
• EMPC ZGR 110 002: Zone-redundant gateway, dual power rail, hot-swap capable
• EMPC ZGR 110 003: Zone-redundant gateway, fiber optic uplink variant

Communication & Network Adapter Modules

• EMPC ZGR 200 001: PROFIBUS DP master communication adapter
• EMPC ZGR 200 002: Modbus RTU/TCP dual-protocol communication module
• EMPC ZGR 200 003: FOUNDATION Fieldbus H1 communication adapter
• EMPC ZGR 200 004: Industrial Ethernet (PROFINET IO) communication module
• EMPC ZGR 200 005: OPC-UA server gateway adapter, 100 Mbps Ethernet

Power Supply Modules

• EMPC ZGR 300 001: 24 VDC input power supply module, 10 A rated output
• EMPC ZGR 300 002: Redundant power supply module, dual 24 VDC input rails
• EMPC ZGR 300 003: Wide-range AC/DC input power module, 85–264 VAC input

I/O Interface Modules

• EMPC ZGR 400 001: 16-channel digital input (DI) module, 24 VDC, sink/source configurable
• EMPC ZGR 400 002: 16-channel digital output (DO) module, 24 VDC, 0.5 A per channel
• EMPC ZGR 400 003: 8-channel analog input (AI) module, 4–20 mA / 0–10 V selectable
• EMPC ZGR 400 004: 4-channel analog output (AO) module, 4–20 mA, 12-bit resolution

Sourcing Hard-to-Find & Obsolete EMPC ZGR Parts

The EMPC ZGR series has entered end-of-active-production status. Original equipment manufacturer (OEM) channels no longer carry new stock for the majority of EMPC ZGR SKUs. For plant operators running DCS architectures built on this platform, unplanned module failure creates a critical procurement gap that standard distributor channels cannot fill.

DriveKNMS maintains a dedicated inventory of tested EMPC ZGR modules sourced through verified industrial surplus and decommissioned plant channels. Our procurement scope covers the full EMPC ZGR catalog, including low-volume communication adapter variants and power supply modules that are rarely stocked by general-purpose distributors. For facilities requiring long-term maintenance agreements or scheduled replacement stock, DriveKNMS provides lifecycle extension support including pre-tested spare module kits, cross-reference mapping to compatible successor hardware, and documented traceability records for each unit shipped.

Quality Control for the EMPC ZGR Range

EMPC ZGR modules present specific test challenges due to their integrated backplane communication logic and embedded OS dependencies. Standard power-on testing is insufficient to validate gateway and communication modules in this series. DriveKNMS applies a structured test protocol for all EMPC ZGR units:

• Backplane Interface Verification: Each module is seated in a compatible Reiter backplane test fixture and subjected to full bus communication cycling to confirm signal integrity on all backplane pins.
• Ethernet Port Functional Test: All network-facing ports are tested for link negotiation, packet throughput, and error-free operation at rated speed.
• Watchdog Circuit Validation: Hardware watchdog timers are triggered and reset under controlled conditions to confirm correct fault-response behavior.
• Thermal Stress Screening: Modules are operated under elevated ambient temperature for a minimum burn-in period to screen for latent component failures.
• Firmware Integrity Check: Where applicable, embedded firmware version is documented and compared against known-good reference images.
• Visual and Physical Inspection: All connectors, backplane edge contacts, and PCB surfaces are inspected for corrosion, mechanical damage, and capacitor condition.

Each unit shipped by DriveKNMS is accompanied by a test report documenting the results of the above procedures.