KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444)
KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444) - Image 2
KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444) - Image 3
KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444) - Image 4

KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444)

  1. 2‑channel serial variant within family, same hardware platform, fewer ports
  2. RIO400 series serial interface module: New‑generation Kongsberg remote I/O for full‑platform migration project
  3. Third‑party Modbus gateway: For system upgrade without legacy hardware dependency
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Description

KONGSBERG RSER200‑4 RIO200 Four‑Channel Galvanic‑Isolated Serial Communication Module (Part‑No:603444)

 

Product Detailed Description

RSER200‑4 belongs to Kongsberg RIO200 remote I/O family for K‑Chief 500 / K‑Chief 600 marine automation systems. It provides four independently configurable galvanic‑isolated serial ports for field serial devices connection. Each channel supports RS‑232, RS‑422, RS‑485 and NMEA‑0183 protocols, handling Modbus‑RTU, navigation sensor data and third‑party equipment serial data. The module communicates with RCU/DPU controllers via proprietary R‑BUS backplane link. Front‑panel LED indicators display module health status and per‑channel TX/RX traffic. Hot‑swap capable for rack‑mount replacement under live system. OEM production is discontinued; available stock includes new‑old‑stock, refurbished and pulled used spares for vessel maintenance and retrofitting projects.

Kongsberg RSER200-4

Technical Parameters

Item Specification
Manufacturer KONGSBERG Maritime (Norway)
Model RSER200‑4
Part Number 603444
Product Status OEM Discontinued, spare‑part only
Module Family RIO200 series remote I/O
Field Ports 4 × galvanic‑isolated serial channels
Serial Standards RS‑232 / RS‑422 / RS‑485 / NMEA‑0183, per‑channel software configurable
Baud Rate Range 300 bps ~ 115.2 kbps
System Interface Kongsberg proprietary R‑BUS backplane bus
Power Supply 24 VDC, powered via R‑BUS connector
Power Consumption Max 4.5 W
Galvanic Isolation Field channels galvanically isolated from internal logic circuit
Mounting RIO200 dual‑rail rack mounting, hot‑swap support
Ingress Protection IP20
Operating Temperature ‑25 °C ~ +70 °C (marine grade)
Storage Temperature ‑40 °C ~ +85 °C
Humidity 5‑95 % RH, non‑condensing
Indicators Run / Error global LED; individual TX/RX activity LED per channel
Dimension 122 × 85 × 46 mm approx.
Weight Approx. 0.72 kg
Certifications DNV‑GL, ABS marine type approval, CE

 

Compatibility & Installation Pitfalls

Compatibility

  1. KONGSBERG K‑Chief 500 / K‑Chief 600 marine automation system, RIO200 rack chassis
  2. RCU / DPU main controller units via R‑BUS backplane
  3. Field serial devices: GPS receivers, AIS, weather sensors, Modbus‑RTU transmitters, navigation instruments

Important note: RSER200‑4 cannot work standalone. Channel protocol, baud rate, parity must match physical field device settings via K‑Chief engineering tool.

Installation Pitfalls

  1. Serial parameter mismatch: Baud rate, parity, stop‑bit, protocol mis‑configuration yields zero or garbled data without hardware fault alarm. Always record existing channel parameters before swap‑out.
  2. R‑BUS backplane contact risk: Hot‑swap is hardware permitted, but avoid pulling module during heavy bus traffic; may trigger temporary communication glitch for entire RIO segment. Prefer segment power‑down for critical DP‑class vessels.
  3. RS485 bus termination: External termination resistors must be applied at physical bus endpoints only. Duplicate / missing termination causes intermittent data corruption in engine‑room high‑EMI environment.
  4. Ground‑loop interference: Serial field cables shall use shielded marine cable; shield single‑end grounding is required. Multiple grounding points introduce noise and communication drop‑outs.
  5. ESD vulnerability: Serial input terminals are static‑sensitive. ESD wrist strap is mandatory during wiring and replacement; invisible static damage creates sporadic channel failures.
  6. Part‑number confusion: Verify both silk‑screen RSER200‑4 and label part‑number 603444. Do not mix‑up with other RIO200 modules (RMP201‑8, RDI201 etc.) which are not function‑equivalent.
  7. Firmware revision dependency: Different hardware revisions of RSER200‑4 require matching DPU firmware; mismatched firmware leads to channel initialization failure.

 

Standard Operating Procedure (SOP)

  1. Pre‑work: Apply lock‑out‑tag‑out for relevant RIO‑segment. For non‑critical segment hot‑swap, confirm vessel operational safety permit. Wear ESD anti‑static wrist strap.
  2. Record configuration: Backup K‑Chief project database; document each channel’s baud rate, protocol, parity and connected field device information.
  3. Module removal: Label all field serial plug‑in terminals. Release rack locking mechanism, extract ‑4 smoothly. Inspect R‑BUS backplane connector for bent pins or burn marks.
  4. Incoming inspection: Visual check spare unit housing, terminal blocks, confirm full part‑number marking and hardware revision.
  5. Mechanical mounting: Insert new module into rack rail, lock securely to ensure full R‑BUS backplane contact.
  6. Field wiring: Re‑install plug‑in terminals strictly follow original wiring diagram; verify shield cable grounding and RS485 termination resistor setting.
  7. Commissioning: Restore power / complete hot‑swap insertion. Download matching project configuration parameters. Verify front‑panel Run‑LED status, check per‑channel TX/RX blink activity.
  8. Functional validation: Check serial data values on K‑Chief operator station. Confirm data integrity from each connected field instrument, verify no communication fault alarms.
  9. Documentation: Fill commissioning log, store defective removed module properly. Release lock‑out‑tag‑out only after full function acceptance test passed.

Kongsberg RSER200-4

Application Scenarios

‑ Ship integrated automation system: Cargo vessels, tankers, container‑ships, offshore platforms K‑Chief monitoring & alarm system ‑ Navigation data interface: GPS, AIS, wind‑weather sensor NMEA‑0183 data acquisition ‑ Engine‑room third‑party equipment: Modbus‑RTU serial data collection from generators, auxiliary machinery ‑ Dynamic Positioning auxiliary serial signal gateway ‑ Vessel refit & life‑extension: Legacy K‑Chief 500 / 600 system spare‑part replacement

 

Matching & Supporting Components

  1. KONGSBERG rack chassis and R‑BUS backplane
  2. DPU / RCU main processing controller unit
  3. Marine‑grade shielded serial communication cables
  4. RS485 bus termination resistors
  5. K‑Chief engineering configuration software & service tool
  6. NMEA / Modbus‑RTU field serial instruments

 

Brand‑Related Alternative & Recommended Models

  1. : 2‑channel serial variant within family, same hardware platform, fewer ports
  2. RIO400 series serial interface module: New‑generation Kongsberg remote I/O for full‑platform migration project
  3. Third‑party Modbus gateway: For system upgrade without legacy hardware dependency

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