EN / RDCU-02(C) - Torrent Engineering & Equipment
Contents
1. ExtPower S S S I JPere N LI E E S b 5 3 S lt ji Bart HH f S 5 C opcs S S AS dil Lo 68 2 68 29 1 14 126 4 96 RDCU 02 C Control Unit Hardware Manual Ai EP ED FADED ABB Oy AC Drives P O Box 184 FIN 00381 HELSINKI FINLAND Telephone 358 10 22 11 Fax 358 10 22 22681 Internet http www abb com ABB Inc Drives amp Power Products 16250 West Glendale Drive New Berlin WI 53151 USA Telephone 262 785 3200 800 243 4384 Fax 262 780 5135 64636324 REV B EN EFFECTIVE 23 05 20052. DI4 and DI5 DI6 DIIL are separate isolation voltage 50 cmo o Ground NN Y RDCU 02 C Control Unit Hardware Manual 12 Dimensions CH A A 4 5 90 18 na fa EHHA Contro 5 9 ai Vie
3. F Applicable standards Immunity IEC 61800 3 Limits Industrial Second environment EN 50081 2 Limits Industrial Emission EN 50081 2 Limits Industrial PELV requirements The terminals of the RMIO board as well as on the optional modules attachable to the board fulfil the Protective Extra Low Voltage PELV requirements stated in EN 50178 provided that the external circuits connected to the terminals also fulfil the requirements RDCU 02 C Control Unit Hardware Manual Isolation and grounding on 5 Test voltage 500 V AC 1 VREF 2 GND X21 1 VREF 2 GND nt 3 Al1 4 AI1 Common mode voltage between 2 e Channels 215V 7 AI3 8 AI3 9 1 10 1 11 2 s 12 2 X22 1 DI 2 DI2 3 DI3 lt 4 DI4 9 5 DI5 I 6 DI6 7 24V lt gt 8 24V 6 1 11 DIIL 10 X23 1 24 V 2 GND X25 1 RO1 2 RO1 ere eue 3 RO1 X26 1 RO2 2 RO2 ARIE y 3 RO2 X27 1 f 01 2 HE 1 3 4 kV AC 11 Jumper J1 settings All digital inputs share a common ground This is the default setting Grounds of input groups DI1
4. carefully release the four cover retaining clips C on the right hand side while simultaneously pulling the right hand edge of the cover gently away from the base plate Shift the cover to the left to free its left hand edge then pull it to detach it completely from the base and circuit board Replace the cover in reverse order to the above left hand edge first If the unit is already mounted onto its mounting rail align the retaining clips A so that they catch on the mounting rail RDCU 02 C Control Unit Hardware Manual Wiring General The shields of the I O cables should be grounded to the chassis of the cubicle as close to the RDCU as possible Use grommets at all cable entries Handle fibre optic cables with care When unplugging fibre optic cables always grab the connector not the cable itself Do not touch the ends of the fibres with bare hands as the fibre is extremely sensitive to dirt The maximum long term tensile load for the fibre optic cables included is 1 N the minimum short term bend radius is 25 mm 1 Digital Analogue input output connections See the Firmware Manual of the application program in question Installation of optional modules Follow the instructions given in the user manual of the module Other connections See also the wiring diagram below Powering the RDCU The RDCU is powered through connector X34 The unit can be powered from the power supply board of the inverter or IGBT supp
5. ABB Drives Hardware Manual Drive Control Unit RDCU 02 C EP HD FADD RDCU 02 C Control Unit Hardware Manual RDCU 02 C layout Designations A C and J1 refer to the section Mechanical installation below The connectors X are explained under Technical data further below X20 DOO 2402 21 DODO 2000 29221 22 00000004 ol X23 X25 229 20 26 B f 7982 222 27 RDCU 02 C Control Unit Hardware Manual Safety instructions A A Do not attempt any work powered drive After switching off the mains always allow the intermediate circuit capacitors 5 minutes to discharge before working on the frequency converter the motor or the motor cable It is good practice to check with a voltage indicating instrument that the drive is in fact discharged before beginning work Avoid touching the circuit board RMIO inside the RDCU 02 C unit in order to minimise the risk of damage caused by static electricity Do not use excessive force when detaching connectors or removing the cover of the unit Identifying different types of unit Before installation check that the RDCU 02 C unit ha
6. ardware Manual Technical data General Mounting Onto 35 7 5 mm DIN mounting rail Housing materials Zinc plated steel base ABS PC cover Connector types X20 Constant voltage output 2 pole detachable screw terminal block 21 Analogue Four 3 pole detachable screw type terminal blocks X22 Digital inputs One 3 pole and two 4 pole detachable screw type terminal blocks X23 24 VDC output 2 pole detachable screw type terminal block X25 X27 Relay outputs Three 3 pole detachable screw type terminal blocks X31 Slot 1 X32 Slot 2 38 pin header female pitch 2 mm X33 DDCS 20 pin header female pitch 2 54 mm X34 24 VDC power input 3 pole detachable screw type terminal block X39 Control panel 12 pin header male pitch 2 54 mm V57 V68 PPCS link Fibre optic transmitter receiver 10 MBd Wire 0 3 3 3 mm 22 12 AWG Torque 0 2 0 4 Nm 2 4 Ibf in Pitch 5 0 mm Constant voltage output X20 X21 1 Voltage 10 VDC 0 10 VDC 0 5 Full scale range at 25 C 77 F Temperature coefficient 100 ppm C 56 ppm F max Maximum load 10 mA Applicable potentiometer 1 to 10 kohm Analogue inputs X21 General Two programmable differential current inputs 0 mA 4 mA 20 mA Rin 100 ohm and one programmable differential voltage input 10 V 0 V 2 V 10 V Rin 200 kohm The analogue inputs are galvanically isolated as a group see Isolation and gro
7. ly module provided that the maximum current of 1 A is not exceeded The RDCU can also be powered from an external 24 V DC supply Note also that the current consumption of the RDCU is dependent on the optional modules attached For current consumption of optional modules see their respective user manuals Fibre optic connection to inverter IGBT supply module Comnect the PPCS link of the AINT ACS 800 series modules or NINT ACS 600 series modules board of the inverter or IGBT supply module to fibre optic connectors V57 and V68 of the RDCU Note The recommended maximum distances for the fibre optic link is 10 m for plastic POF cable In case longer distances are required contact an ABB representative RDCU 02 C Control Unit Hardware Manual Connection of control panel CDP 312R Connect the control panel to X39 RDCU Control Unit RDCU Control Unit RMIO RMIO X39 X39 V68 V57 X34 V68 V57 X34 RXD TXD RXDITXD CDP 312R control panel V41 V42 1 2 v1 v2 112 R2i R3i NINT X34 R7i R8i APOW X3 R4i R5i NPOW X34 R6i R12i NPOW X35 NINT 1A max AINT 1A max ACS 600 Series IGBT Supply or Inverter Module ACS 800 Series IGBT Supply or Inverter Module RDCU 02 C Control Unit H
8. s the correct application program for the converter hardware in question There is a label attached to the cover of the RDCU 02 C unit that lists SW TYPE SW CODE and DEVICE TYPE SW identifies the application program that is loaded into the RDCU 02 C unit Some of the most common SW TYPE codes are AMXRxxxx ACS600 800 System Application Program ASxRxxxx ACS600 800 Standard Application Program AHxRxxxx ACS800 Pump Control Application Program IxxRxxxx ISU IGBT Supply Unit Application Program Check that the application program corresponds to the original order Check also that the DEVICE TYPE indicated matches that of the converter hardware Mechanical installation General A The RDCU 02 C can be mounted on a vertical or horizontal 35 x 7 5 mm DIN rail The unit should be mounted so that air can freely pass through the ventilation holes in the housing Mounting directly above heat generating equipment should be avoided WARNING Avoid installing the RDCU in the immediate vicinity of sources of electromagnetic disturbance such as relays contactors brake choppers and motor cabling The minimum recommended distance from such components is 500 mm Installing metallic screening between the unit and the source of disturbance is highly recommended and may reduce the required distance The RDCU is grounded to the mounting rail by two screws RDCU 02 C Control Unit Hard
9. t any optional modules inserted Relay outputs X25 X26 X27 General Three programmable relay outputs Switching capacity 8 A at 24 VDC or 250 VAC 0 4 A at 120 VDC Minimum continuous current 5 mA rms at 24 VDC Maximum continuous current 2 A rms Isolation test voltage 4 KVAC 1 min Slot 1 X31 General For connection of I O extension modules such as RAIO and RDIO pulse encoder interface or fieldbus adapters such as RPBA and RMBA Slot 2 X32 General For connection of I O extension modules such as RAIO and RDIO or pulse encoder interface RTAC DDCS X33 General For connection of RDCO 0x C DDCS Communication module RDCU 02 C Control Unit Hardware Manual 10 24 VDC power input X34 Voltage 24 VDC 10 Typical current consumption without option modules 250 mA Maximum current consumption 1200 mA with option modules inserted Pin designations 1 not used 2 24 V 3 0V Control panel connection X39 General For connection of CDP 312R control panel PPCS link V57 V68 General Optical fibre connection to inverter or IGBT supply module Optical component type 10 MBd Protocol ABB PPCS Power Plate Communication System Jumper J1 General See solation and grounding below Pitch 2 54 mm LEDs Power Green denotes 5 V power OK Fault Red Ambient conditions Operating temperature 0 60 C 32 140 F Storage temperature 40 70 C 40 158
10. unding below Isolation test voltage 500 VAC 1 min Max common mode voltage between the channels 15 VDC Common mode rejection ratio gt 60 dB at 50 Hz Resolution 0 025 12 bit for the 10 V 10 V input 0 5 11 bit for the 0 10 V and 0 20 mA inputs Inaccuracy 0 5 Full scale range at 25 C Temperature coefficient 100 ppm C max RDCU 02 C Control Unit Hardware Manual Analogue outputs X21 General Two programmable current outputs 0 4 20 mA lt 700 ohm Resolution 0 1 10 bit Inaccuracy 1 Full scale range at 25 C 77 F Temperature coefficient 200 ppm C 111 ppm F max Digital inputs X22 General Six programmable digital inputs common ground 24 VDC 15 20 anda start interlock input DIIL Group isolated can be divided into two isolated groups see Isolation and grounding below Thermistor input 5 mA lt 1 5 kohm 1 normal temperature gt 4 kohm 2 0 high temperature open circuit 2 0 high temperature Internal supply for digital inputs 24 VDC is short circuit proof An external 24 VDC supply can be used instead of the internal supply Isolation test voltage 500 VAC 1 min Logical thresholds lt 8 VDC 0 gt 12 VDC 8 1 Input current DI1 to DI5 10 mA DI6 5 mA Filtering time constant 1 ms 24 VDC power output X23 Voltage 24 VDC 10 short circuit proof Maximum output current 250 mA withou
11. ware Manual Fastening the unit to the mounting rail Note Set jumper J1 if necessary see the Isolation and grounding diagram before fastening the unit Setting J1 can be further facilitated by removing the cover see Removal and replacement of cover below for further instructions The jumper can also be set using long nosed pliers or tweezers without removing the cover e Align the four retaining clips A at the top and bottom edges of the cover with the mounting rail and carefully press the module onto the rail until the clips catch on the edges of the rail Using two screws fasten the base plate of the RDCU by the two mounting holes B to the mounting rail Make sure the contact surfaces are free from dirt or grease This is essential for the operation of the control unit since the screws provide the grounding for the unit Removal of unit from mounting rail Remove the two screws holding the base plate of the unit to the mounting rail Carefully bend the retaining clips A at the upper and lower edges of the cover outwards to release the unit completely from the mounting rail Removal and replacement of cover e Remove all detachable screw type terminal plugs from the RDCU and disconnect any cables connected to the unit Remove any optional modules If desired the unit can be removed from the mounting rail as described above to facilitate the following steps With screwdriver or similar tool
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