RCU500
Remote Controller Unit
The RCU 500 is a single unit computer
specically designed for process control
purposes.
Typical applications are:
• Dynamic Positioning Systems
• Vessel Control Systems
• Process Control Systems
• Safety Systems
Features
• Power PC processor 8245. 400 MHz capable of
running AIM and DP applications, 32 MB SDRAM
memory and 16 MB Flash memory
• Built-in Self Test (BIST) facilities and error reporting
system (via Operator Stations)
• Watchdog with a system status output
• Four general purpose digital input channels
• Four general purpose digital output channels
• Twelve general purpose RS-232/RS-422/RS-485
serial line interfaces
• Four isolated general purpose RS-232/RS-422/
RS-485 serial lines
• Dual CAN bus interfaces (1 Mbps)
• Dual Probus (12 Mbps)
• Serial Process Bus (SPBus) interface to RIO 400
remote I/O units
• Dual 100 Mb Ethernet LAN connectors
• Prepared for redundant RCU operation
• Allows “hot-replacement” of an RCU 500 in a
redundant system
• Built-in high-temperature and cooling-fan alarms
• Easy installation and replacement:- DIN standard rail-mounting- Plug-in connections
• Status LED on the front
Description
The RCU 500 is a Remote Controller Unit base on
a real-time single board computer (SBC) specially
designed for process control purposes. It is software
compatable with both the RCU 400H controller unit
and the SBC 500 single board computer.
Standards Applied
The equipment is designed to conform to the following
standards:
• IEC 61131-2
• IEC 60945
• IACS E10
• IEC 61508
CE Marking
The module conforms to the relevant EU directives.
Type Approval
The RCU500 is designed for type approval by:
• Det norske Veritas (DnV)*
• The American Bureau of Shipping (ABS)*
• TÜV Rheinland for IEC 61508*
* Approval is expected in the second quarter of 2004.
Dimensions
Height: 355 mm
Width: 158 mm
Depth: 87 mm
Weight: 1.35 kg
Electrical

Input voltage: 24 VDC ±20%
Power consumption: maximum 20 W
Connectors: screw terminals, 1.5 mm2
Environmental Specications
Ambient temperatures
operational: 0° C to 70° C
storage: -25° C to 70° C
Ambient humidity
operational: up to 98% relative humidity
storage: up to 98% relative humidity
Heat dissipation: maximum 20 W
Protection standard: IP20
EMC according to: EN 61000-6-2. EN 61000-6-4
and EN 60945
Computer Details
CPU type: Power PC 8245
CPU speed: 400 MHz.
Memory: 32 MB SDRAM
16 MB Flash
SPBus Interface
SPBus interfaces: 1
Power supply voltage: 10 to 28.8 VDC
SPBus connector: 9-pin male DSUB
SPBus isolation: 500 V (optocoupler)
SPBus type: RS-485 (multidrop)
SPBus frequency: maximum 2 MHz
SPBus signal code: Manchester encoded
(self-clocked)