BAUER SIRAX TV808 808-611100 Plug-in Module

Technical Dossier

Product Details And Specifications

BAUER SIRAX TV808 Series Technical Notes

The BAUER SIRAX TV808 series represents a mature, field-proven plug-in module platform deployed extensively across global heavy industry sectors including petrochemical refineries, nuclear power generation facilities, offshore platforms, and continuous-process chemical plants. Engineered to operate within BAUER's SIRAX distributed control architecture, the TV808 family provides modular I/O expansion, signal conditioning, and process interface functions that have made it a standard reference in long-cycle industrial installations where replacement availability and backward compatibility are primary procurement criteria. Installations of SIRAX TV808 modules remain active in facilities with 20+ year operational horizons, making spare parts availability a critical supply chain concern for plant maintenance engineers worldwide.

The Evolution of SIRAX TV808 Architecture

The SIRAX TV808 platform was developed as part of BAUER's second-generation process control module family, succeeding earlier SIRAX TV6xx-series boards. The TV808 architecture introduced a standardized 24-pin DIN-rail plug-in form factor, enabling hot-swap replacement without full rack shutdown in supported backplane configurations. Early TV808 revisions (suffix -100 through -300) used discrete analog front-end circuitry; later revisions (-500 and above) transitioned to hybrid IC-based signal conditioning, improving noise immunity in high-EMI environments such as motor control rooms and switchgear panels.

SIRAX TV808 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly sourced models within the BAUER SIRAX TV808 series, organized by functional category. Each entry reflects the module's primary process interface role.

Analog Input Modules (AI)

• 808-611100: Analog input plug-in module, 4–20 mA process signal conditioning, standard range
• 808-611200: Analog input module, thermocouple input, Type K/J linearization, cold junction compensation
• 808-611300: Analog input module, RTD/Pt100 input, 3-wire bridge measurement, temperature range –50 to +400°C
• 808-611400: Analog input module, high-speed voltage input, ±10 V DC, 12-bit resolution
• 808-611500: Analog input module, millivolt input, strain gauge and load cell interface, 0–100 mV

Analog Output Modules (AO)

• 808-621100: Analog output module, 4–20 mA current loop output, single channel, loop-powered
• 808-621200: Analog output module, 0–10 V DC voltage output, dual channel, isolated
• 808-621300: Analog output module, pneumatic positioner interface, I/P signal conversion, 3–15 PSI

Digital Input Modules (DI)

• 808-631100: Digital input module, 24 V DC, 8-channel, sink/source configurable, optically isolated
• 808-631200: Digital input module, 120 V AC, 8-channel, zero-crossing detection, surge protected
• 808-631300: Digital input module, NAMUR proximity sensor interface, 2-wire, intrinsically safe rated

Digital Output Modules (DO)

• 808-641100: Digital output module, relay output, 8-channel, SPDT contacts, 250 V AC / 5 A
• 808-641200: Digital output module, transistor output, 24 V DC, 0.5 A per channel, short-circuit protected

Communication & Interface Modules

• 808-651100: Serial communication adapter, RS-232/RS-485 configurable, MODBUS RTU protocol support
• 808-651200: PROFIBUS DP slave adapter, 12 Mbit/s, GSD file configurable, plug-in backplane mount

Power Supply Modules

• 808-661100: Plug-in power supply module, 24 V DC regulated output, 2 A, internal backplane bus feed
• 808-661200: Redundant power supply module, dual-feed input, automatic failover, status LED indication

Quality Control for the SIRAX TV808 Range

SIRAX TV808 plug-in modules present specific quality verification challenges due to their hybrid analog/digital architecture and backplane-dependent signal routing. DriveKNMS applies a structured test protocol for all TV808 units prior to shipment:

• Visual inspection: PCB condition, connector pin integrity, component seating, corrosion assessment on edge connectors
• Powered functional test: Module energized in a SIRAX-compatible backplane test fixture; all I/O channels verified against rated specifications
• Signal accuracy verification: Analog modules tested at 0%, 25%, 50%, 75%, and 100% of rated input/output range using calibrated reference instruments
• Isolation test: Hi-pot testing between signal commons and chassis ground per IEC 61010-1 requirements
• Communication modules: Protocol handshake verification, baud rate sweep, and error frame injection testing
• Burn-in: 24-hour powered soak at ambient temperature to screen early-life failures