KEBA C50R Modules: C50R/73810/06 Hand Communicator

Technical Dossier

Product Details And Specifications

KEBA C50R Series: Comprehensive Module Range and Technical Overview

The KEBA C50R series is a line of industrial hand communicators and operator interface devices engineered for machine-level control and diagnostics in demanding automation environments. Manufactured by KEBA AG (Austria), the C50R platform has been deployed across heavy industrial sectors including chemical processing plants, refinery control systems, offshore platforms, and nuclear facility auxiliary systems. Its ruggedized enclosure, integrated emergency-stop circuitry, and multi-protocol communication capability make it a standard reference device in safety-critical machine control architectures. The C50R series interfaces directly with KEBA KeMotion and KePlast controller families, as well as third-party CNC and robot controllers via standardized fieldbus connections. Its install base spans European and Asian manufacturing facilities where long-term spare parts availability is a primary procurement concern.

The Evolution of C50R Architecture

The C50R platform was introduced as part of KEBA's second-generation portable operator terminal strategy, succeeding earlier fixed-panel HMI solutions. Early C50R variants featured monochrome LCD displays with membrane keypads and RS-232/RS-485 serial communication, designed for direct point-to-point connection to KEBA CP series controllers. As fieldbus standards matured, KEBA introduced CAN-bus and PROFIBUS-DP variants within the C50R family, enabling integration into distributed control topologies without dedicated serial wiring runs.

Subsequent hardware revisions added color TFT display options, USB connectivity for firmware updates, and expanded emergency-stop relay contact ratings to meet EN ISO 13849-1 PLd/SIL2 requirements. The C50R/73810/06 specifically represents a mid-generation variant with an integrated 6-meter spiral cable assembly, ergonomic grip housing, and a 3-position enabling switch — a configuration widely specified in robot cell and CNC machine tool applications. Later C50R derivatives introduced wireless (WLAN 802.11) variants for untethered operation, though the cabled C50R/73810/06 remains the dominant installed variant due to its deterministic latency characteristics in safety-rated applications. The series is now in a mature/end-of-active-production lifecycle; KEBA's current portfolio positions the KeTop T10 and KeTop T100 as functional successors. Long-term maintenance support for C50R installations therefore depends on certified aftermarket spare parts suppliers.

C50R Full Catalog & Functionalities (SKU List)

The following SKUs represent verified models within the KEBA C50R hand communicator and associated interface module range. Each entry reflects a distinct hardware configuration or accessory variant documented in KEBA technical literature.

C50R/73810/06: 6m cable hand communicator, 3-pos enable switch, color TFT, CAN interface
C50R/73810/03: 3m cable hand communicator, standard keypad, monochrome LCD, RS-485
C50R/73810/10: 10m cable hand communicator, extended reach variant for large machine envelopes
C50R/73810/06/W: WLAN wireless hand communicator, 802.11b/g, safety-rated enabling device
C50R/73820/06: 6m cable variant with integrated PROFIBUS-DP slave interface
C50R/73820/03: 3m cable PROFIBUS-DP hand communicator, compact keypad layout
C50R/73830/06: 6m cable variant with EtherCAT real-time Ethernet interface
C50R/73800/00: Base hand communicator unit without cable, for custom cable assembly integration
C50R/73810/06/S: Safety-extended variant, dual-channel E-stop relay, PLe/SIL3 rated
C50R/73810/06/T: High-temperature housing variant, rated to 55°C ambient
C50R/73850/06: 6m cable, integrated barcode scanner module, warehouse/logistics variant
C50R/73860/06: 6m cable, RFID reader integrated, operator authentication variant
C50R/CAB/06: Replacement 6m spiral cable assembly for C50R series hand communicators
C50R/CAB/10: Replacement 10m spiral cable assembly, field-replaceable
C50R/DOCK/01: Docking station / wall-mount cradle with charging and CAN termination
C50R/KEYPAD/01: Replacement membrane keypad assembly, standard layout
C50R/DISPLAY/TFT: Replacement color TFT display module for C50R mid/late generation units
C50R/BATTERY/01: Internal backup battery pack for WLAN variants
C50R/73810/06/IP: IP65-rated sealed variant for wash-down and outdoor environments

Sourcing Hard-to-Find & Obsolete C50R Parts

The C50R series has entered end-of-active-production status. KEBA AG no longer lists C50R variants as current catalog items, and lead times through standard distribution channels are extended or indefinite for most SKUs. DriveKNMS maintains a dedicated inventory of C50R hand communicators and associated accessories sourced through certified industrial surplus channels, OEM overstock recovery, and decommissioned equipment refurbishment programs.

Quality Control for the C50R Range

C50R hand communicators present specific test challenges due to their integrated safety circuitry, multi-conductor cable assemblies, and combined HMI/fieldbus architecture. DriveKNMS applies the following verification protocol to all C50R units processed through its facility:

Enabling switch continuity test: The 3-position enabling device is cycled through all positions under load to verify contact integrity and spring return function per EN 60947-5-8. E-stop relay contact verification: Dual-channel relay outputs are tested for contact resistance, dropout time, and cross-circuit fault detection. CAN/PROFIBUS communication test: Each unit is connected to a reference KEBA CP controller and subjected to a full communication cycle test including node address assignment, data exchange, and error frame injection. Display and keypad functional test: All display pixels are exercised via a full-white/full-black pattern; each keypad key is individually actuated and verified against the controller's input register. Cable assembly integrity test: Spiral cable conductors are tested for continuity, insulation resistance (>100MΩ at 500VDC), and shield integrity across the full extended cable length. Housing and IP rating inspection: Enclosure seals, cable gland condition, and connector locking mechanisms are inspected against original KEBA mechanical drawings.