Vendor Supplied

Document

Contents:
Hardware Installation Manual
ABB RDCO-01/02/03 DDCS Communication Option Modules

ABB Manual # 3AFE-64492209 REV A

Effective: March 1, 2002

THIS DOCUMENT CONTAINS PROPRIETARY AND CONFIDENTIAL INFORMATION WHICH BELONGS

TO NATIONAL-OILWELL, L.P. IT IS LOANED FOR LIMITED PURPOSES ONLY AND REMAINS THE
PROPERTY OF NATIONAL-OILWELL, L.P. REPRODUCTION, IN WHOLE OR IN PART OR USE OF
THIS DESIGN OR DISTRIBUTION OF THIS INFORMATION TO OTHERS IS NOT PERMITTED WITHOUT
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RETURNED TO NATIONAL-OILWELL, L.P. UPON REQUEST AND IN ANY EVENT UPON COMPLETION
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AND REPRESENTED IS THE COPYRIGHTED PROPERTY OF NATIONAL-OILWELL, L.P.
TITLE Vendor Supplied Document
CURRENT INITIAL
DRAWN ABB RDCO-01/02/03 DDCS Communication
Jane Kellstrom
CHECKED
Option Modules, Installation Manual
John R. Moffitt
SIZE DWG NO REV
APPVD
Hyoung Lim A 3VDR00175 -
DATE
Sept 13, 2006 SCALE 1/1 WT LBS N/A SHEET 1 OF 3
DCF0045 (REV B)
RDCO-01/02/03 Module layout

DDCS Communication
Option Modules CH 0
GND

CH 1

Overview Fixing Fibre optic channels

The RDCO-0x DDCS Communication Options are add-on screws
CH 2
modules for the RMIO Motor Control and I/O Board, used in
ACS 800 family frequency converters. RDCO modules are
available factory-installed as well as retrofit kits.
CHGND CH 3
The RDCO module includes the connectors for fibre optic
DDCS channels CH0, CH1, CH2 and CH3. The usage of these
channels is determined by the application program; see the
Firmware Manual of the drive. However, the channels are
normally assigned as follows:
CH0 – overriding system (e.g. fieldbus adapter) Installation
CH1 – I/O extensions WARNING! All electrical installation and
CH2 – Master/Follower link maintenance work on the drive should be carried
CH3 – PC tools (such as DriveWare). out by qualified electricians only.
There are several types of the RDCO. The difference between The drive and adjoining equipment must be
the types is the optical components. In addition, each type is properly earthed.
available with a coated circuit board, this being indicated by a
“C” suffix, e.g. RDCO-03C. Do not work on a powered drive. Before installation, switch off
the mains and other dangerous voltages (e.g. from external
Optical Component Type control circuits) to the drive. After switching off the mains,
Module Type always allow the intermediate circuit capacitors 5 minutes to
CH0 CH1 CH2 CH3 discharge before starting work on the frequency converter. It is
a good practice to check (with a voltage indicating instrument)
RDCO-01(C) 10 MBd 5 MBd 10 MBd 10 MBd
that the drive is in fact discharged before beginning work.
RDCO-02(C) 5 MBd 5 MBd 10 MBd 10 MBd There may be dangerous voltages inside the drive from
external control circuits even when the drive mains power is
RDCO-03(C) 5 MBd 5 MBd 5 MBd 5 MBd
shut off. Exercise appropriate care when working on the unit.
Neglecting these instructions may cause physical injury or
The optical components at both ends of a fibre optic link must
death.
be of the same type for the light intensity and receiver
sensitivity levels to match. Plastic optical fibre (POF) cables WARNING! The component boards of the drive
can be used with both 5 MBd and 10 MBd optical components. contain integrated circuits that are extremely
10 MBd components also enable the use of Hard Clad Silica sensitive to electrostatic discharge (ESD). Wear
(HCS) cables, which allow longer connection distances thanks an earthing wrist band when handling component
to their lower attenuation. boards. Do not touch the boards unnecessarily.
Do not remove any board from its antistatic packaging until
required.
Note: The optical component type does not reflect the actual
WARNING! Handle the fibre optic cables with
communication speed.
care. The maximum long term tensile load is 1 N;
the minimum short term bend radius is 35 mm.
Do not touch the ends of the fibres with bare
Delivery check hands as the fibre is extremely sensitive to dirt.
Use rubber grommets at cable entries to protect the cables.
The option package contains:
• RDCO-0x module The RDCO-0x module is to be inserted into the position
• Two screws (M3×8) marked “DDCS” on the drive. On installation, the signal and
• This document. power connection to the drive (RMIO board) is automatically
made through a 20-pin connector.
Compatibility The module is held in place with plastic retaining clips and two
screws. The screws also provide the earthing of module, and
The RDCO-0x is compatible with the motor control and I/O interconnect the GND signals of the module and the RMIO
board (RMIO) of the ACS 800. board.

(continued overleaf)
Installation Procedure Connectors:
1. Access the optional module slots on the drive. Whenever • 20-pin pinheader
necessary, refer to the Hardware Manual of the drive for • 4 transmitter/receiver connector pairs for fibre optic cable.
instructions on removing any covers. Type: Agilent Technologies Versatile Link. Communication
2. Insert the module carefully into the slot marked “DDCS” speed: 1, 2 or 4 Mbit/s
on the RMIO board until the retaining clips lock the Operating voltage: +5 V DC ±10%, supplied by the RMIO
module into position. board of the drive
3. Fasten the screws included in the package. Note that Current consumption: 200 mA max.
correct installation of the screws is essential for fulfilling
the EMC requirements and for proper operation of the Electromagnetic immunity: IEC 1000-4-2 (limits: industrial,
module. second environment); IEC 1000-4-3; IEC 1000-4-4;
IEC 1000-4-6
4. Lead the fibre optic cables from the external device to the
appropriate channel(s) of the RDCO. Inside the drive, Electromagnetic emissions: EN 50081-2; CISPR 11
route the cables as shown in its Hardware Manual. Make Dimensions (mm):
sure the cables are not kinked or laid against sharp
edges. Observe colour coding so that transmitters are 30 34
connected to receivers and vice versa. In case multiple
devices are to be connected to one channel, they must
be connected in a ring.

Technical data
Module types: RDCO-01(C), RDCO-02(C), RDCO-03(C)

95
Degree of protection: IP 20
Ambient conditions: The applicable ambient conditions
specified for the drive in its Hardware Manual are in effect.

20

3AFE 64492209 REV A EN

EFFECTIVE: 1.3.2002

ABB Oy ABB Inc.

AC Drives Drives & Power Products
P.O. Box 184 16250 West Glendale Drive
FIN-00381 Helsinki New Berlin, WI 53151
FINLAND USA
RDCO-0x

Telephone: +358 10 22 11 Telephone: 262 785-8378

Fax: +358 10 222 2681 800 243-4384
Internet: www.abb.com Fax: 262 780-5135