Yokogawa Models AFF50S AFF50D Field Control Unit
Yokogawa Models AFF50S AFF50D Field Control Unit Duplexed Field Control Unit(for FIO 19" Rack Mountable Type)
GENERAL
This GS covers the hardware specifications of the Field Control Unit (FCU) which is the processor of the Field Control Station (FCS).
HARDWARE SPECIFICATIONS
For the installation specifications and the environmental conditions common to the systems refer to “System Overview (GS 33Q01B10-31E).”
Processor
VR5432 (133 MHz)
Main Memory Capacity
32 Mbyte
Memory Protection During Power Failure
Battery
Battery Back-up for Main Memory: Max. 72 hours
Battery Recharge Time: Min. 48 hours
FCU Status Contact Output
2 terminals (NC C)
Contact Points open during FCU failure
Contact Rating: 30 V DC max. 0.3 A
Communication Interface
V net Interface: Dual-redundant
No. of Node Units Connectable
Max. 3/FCU
The total number of the local and remote nodes that can be connected to FCU are 3 or less.
No. of I/O Modules
Max. 8/FCU
Max. 30/FCS
Local Node Connection
When connecting a Local Node to FCU install ESB Bus Coupler Module (EC401) on FCU.
EC401 must be installed in slot 7 or slot 8. To make single configuration EC401 must be installed in slot 7 and Slot 8 must be empty.
Remote Node Connection
When connecting a Remote Node to FCU install ER Bus Interface Mater Module (EB401) on FCU.To make single configuration EB401 must be installed in an odd-number slot and keep the right side of the installed EB401 empty.
See “ER Bus Interface Master Module (for FIO)” (GS33Q06Q48-31E) for further information.
Power Supply
(specify with Suffix Codes)
100-120 V AC 50/60 Hz
220-240 V AC 50/60 Hz
24 V DC
Power Consumption
100-120 V AC: 200 VA (AFF50S/D)
220-240 V AC: 230 VA (AFF50S/D)
24 V DC: 5.5 A (AFF50S/D)
Weight
Approx. 7 kg (AFF50S)
Approx. 8 kg (AFF50D)
Mounting
19" Rack Mounting:
Rack mount (8 x M5 screws)
Insulation bush (accessory)
Connection
Power Supply: M4 screw terminal connection
Grounding: M4 screw terminal connection
Contact Output: M4 screw terminal connection
LIMITATIONS OF INSTALLATION AND NOTICES FOR INSTALLATION
For installing I/O modules in AFF50S and AFF50D the quantity and allocation are limited.
Also when installing a node unit to the dedicated cabinet there are limitations of installation under the ambient operating temperature conditions.
When modules with built-in barriers are installed in AFF50 an insulating partition kit (Part No. T9083ND) must be installed. For details please refer to “Limitations and Precautions for Installation (GS 33Q06Q01-31E).”
AFF50S AFF50S-H41101 AFFS50S-H41111 AFF50S-H41201 AFF50S-H41211 AFF50S-H41401 AFF50S-H41411
AFF50D AFF50D-H41101 AFF50D-H41201 AFF50D-H41211 AFF50D-H41111 AFF50D-H41401 AFF50D-H41411
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