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