PILZ PNOZ m1p ETH Modules 773103

Name: PILZ PNOZ m1p ETH Modules 773103
Brand: Pilz

Model: 773103 PNOZ m1p ETH

Brand Pilz

Series PNOZ m1p ETH

Model 773103 PNOZ m1p ETH

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Technical Dossier

Product Details And Specifications

PILZ PNOZmulti 2 Series Technical Notes

The Evolution of PNOZmulti 2 Architecture

The PILZ PNOZ m series originated as a successor to the fixed-function PNOZ relay family, which dominated machine safety from the 1980s through the early 2000s. The first-generation PNOZmulti (PNOZmulti Classic) introduced configurable logic via the PNOZmulti Configurator software, replacing hardwired relay logic with downloadable safety programs. The second generation — PNOZmulti 2 — introduced a revised backplane bus architecture with higher data throughput, support for Ethernet-based fieldbus protocols (EtherNet/IP, PROFINET, Modbus TCP), and expanded I/O density per base unit slot.

Key architectural milestones: the PNOZ m B0 base unit established the core CPU and logic engine; the m B1 and m B2 variants extended local I/O capacity; the ETH suffix variants (including the 773103 PNOZ m1p ETH) integrated onboard Ethernet connectivity for direct network diagnostics and remote monitoring without a separate communication module. The PNOZmulti 2 platform remains in active production as of 2026, though several early-generation expansion modules have transitioned to end-of-life status, requiring lifecycle management strategies for long-term plant maintenance.

Compatibility note: PNOZmulti 2 modules are not backward-compatible with PNOZmulti Classic base units. Mixed installations require careful firmware and configurator version alignment. The PNOZmulti Configurator software version must match the firmware revision of the base unit to ensure valid safety program download and CRC verification.

PNOZmulti 2 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly stocked modules within the PILZ PNOZmulti 2 (PNOZ m) series. Classified by functional category:

Base Units / CPU Controllers

773100 PNOZ m B0: Base unit, 8 safe inputs, 2 safe semiconductor outputs, no fieldbus.
773101 PNOZ m B1: Base unit, 8 safe inputs, 4 safe outputs, relay and semiconductor mixed.
773102 PNOZ m B2: Base unit, 20 safe inputs, 4 safe relay outputs, expanded local I/O.
773103 PNOZ m1p ETH: Base unit with integrated Ethernet port, 8 safe inputs, 2 safe outputs, onboard diagnostics.
773104 PNOZ m B3: Base unit, 8 safe inputs, 4 safe relay outputs, standard DIN rail mount.
773105 PNOZ m B4: Base unit with extended memory, supports larger safety programs up to 512 logic elements.

Digital Input Modules (DI)

773400 PNOZ m EF 8DI: 8-channel safe digital input expansion, 24 VDC, PL e Cat.4.
773401 PNOZ m EF 16DI: 16-channel safe digital input expansion, high-density I/O for large machine guarding.
773402 PNOZ m EF 4DI4DO: Mixed 4 safe inputs / 4 safe semiconductor outputs expansion module.
773403 PNOZ m EF 8DI DIAG: 8-channel DI with integrated short-circuit diagnostics per channel.

Digital Output Modules (DO / Relay)

773500 PNOZ m EF 4RO: 4-channel safe relay output expansion, 6 A per contact, force-guided contacts.
773501 PNOZ m EF 2RO: 2-channel safe relay output, compact form factor for space-constrained panels.
773502 PNOZ m EF 4DO: 4-channel safe semiconductor output expansion, 0.5 A per channel.

Communication / Fieldbus Adapters

773800 PNOZ m EF PROFIBUS: PROFIBUS DP communication adapter for PNOZmulti 2 base units without onboard fieldbus.
773801 PNOZ m EF PROFINET: PROFINET IO adapter, supports GSDML-based integration into Siemens TIA Portal.
773802 PNOZ m EF EtherNet/IP: EtherNet/IP adapter, compatible with Rockwell Automation Studio 5000 EDS integration.
773803 PNOZ m EF Modbus TCP: Modbus TCP gateway module for legacy SCADA integration.

Power Supply Modules

773900 PNOZ m EF 24VDC: Auxiliary 24 VDC power feed module for extended backplane configurations exceeding base unit current budget.
773901 PNOZ m EF PSU: Redundant power supply expansion for high-availability SIS installations.

Quality Control for the PNOZmulti 2 Range

All PILZ PNOZmulti 2 modules processed by DriveKNMS undergo a structured inspection and functional verification protocol designed around the specific backplane bus architecture and safety-critical output behavior of this series:

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