Delta Tau GEO BRICK DRIVE User Manual

Single Source Machine Control
……………………………………………..…...……………….
Power // Flexibility // Ease of Use
21314 Lassen St. Chatsworth, CA 91311 // Tel. (818) 998-2095 Fax. (818) 998-7807 // www.deltatau.com
^4 5xx-603800-xUxx
^5 February 14, 2015
^1 USER MANUAL
^2 Geo Brick Drive
DELTA TAU
Data Systems, Inc.
NEW IDEAS IN MOTION …
Geo Brick Drive User Manual
Copyright Information
© 2015 Delta Tau Data Systems, Inc. All rights reserved. This document is furnished for the customers of Delta Tau Data Systems, Inc. Other uses are
unauthorized without written permission of Delta Tau Data Systems, Inc. Information contained in this manual may be updated from time-to-time due to product improvements, etc., and may not conform in every respect to former issues.
To report errors or inconsistencies, call or email:
Delta Tau Data Systems, Inc. Technical Support
Phone: (818) 717-5656 Fax: (818) 998-7807 Email: support@deltatau.com Web: www.deltatau.com
Operating Conditions
All Delta Tau Data Systems, Inc. motion controller, accessory, and amplifier products contain static sensitive components that can be damaged by incorrect handling. When installing or handling Delta Tau Data Systems, Inc. products, avoid contact with highly insulated materials. Only qualified personnel should be allowed to handle this equipment.
In the case of industrial applications, we expect our products to be protected from hazardous or conductive materials and/or environments that could cause harm to the controller by damaging components or causing electrical shorts. When our products are used in an industrial environment, install them into an industrial electrical cabinet to protect them from excessive or corrosive moisture, abnormal ambient temperatures, and conductive materials. If Delta Tau Data Systems, Inc. products are directly exposed to hazardous or conductive materials and/or environments, we cannot guarantee their operation.
Geo Brick Drive User Manual
WARNING
A Warning identifies hazards that could result in personal injury or death. It precedes the discussion of interest.
Caution
A Caution identifies hazards that could result in equipment damage. It precedes the discussion of interest.
Note
A Note identifies information critical to the user’s understanding or
use of the equipment. It follows the discussion of interest.
Safety Instructions
Qualified personnel must transport, assemble, install, and maintain this equipment. Properly qualified personnel are persons who are familiar with the transport, assembly, installation, and operation of equipment. The qualified personnel must know and observe the following standards and regulations:
IEC364resp.CENELEC HD 384 or DIN VDE 0100 IEC report 664 or DIN VDE 0110 National regulations for safety and accident prevention or VBG 4
Incorrect handling of products can result in injury and damage to persons and machinery. Strictly adhere to the installation instructions. Electrical safety is provided through a low-resistance earth connection. It is vital to ensure that all system components are connected to earth ground.
This product contains components that are sensitive to static electricity and can be damaged by incorrect handling. Avoid contact with high insulating materials (artificial fabrics, plastic film, etc.). Place the product on a conductive surface. Discharge any possible static electricity build-up by touching an unpainted, metal, grounded surface before touching the equipment.
Keep all covers and cabinet doors shut during operation. Be aware that during operation, the product has electrically charged components and hot surfaces. Control and power cables can carry a high voltage, even when the motor is not rotating. Never disconnect or connect the product while the power source is energized to avoid electric arcing.
2
Geo Brick Drive User Manual
MANUAL REVISION HISTORY
REV
DESCRIPTION
DATE
CHANGE
APPROVED
10
MANUAL REFORMATTING. CORRECTIONS AVAILABLE UPON REQUEST.
8/10/11
R.N
R.N
11
CORRECTED Ixx71 FOR QUADRATURE LINEAR
10/10/11
R.N
R.N
12
UPDATED +5V ENC PWR SECTION
10/13/11
R.N
R.N
13
UPDATED ABSOLUTE SERIAL ENCODER SECTION. GENERAL UPDATES.
4/15/12
R.N
R.N
14
- UPDATED PART NUMBER TREE
- UPDATED UPDATES AND MODIFICATIONS SECTION
- UPDATED MAIN POWER INPUT SECTION
- ADDED POWER ON/OFF SEQUENCE
- UPDATED LOGIC POWER INPUT SECTION
- ADDED STO INFORMATION
- UPDATED X9-X12 SECTION
- UPDATED MACRO CONNECTIVITY SECTION
- ADDED SERIAL N0 AND BOARD IDENTIFICATION
- CORRECTED IXX81 TABLE IN HALLS
- GENERAL FORMATTING, CORRECTIONS, AND UPDATES
12/14/12
R.N
R.N
15
MISCELLANEOUS CORRECTIONS.
02/24/14
R.N
R.N
16
- CORRECTED ENCODER LOSS FOR SINUSOIDAL ENCODERS
- UPDATED GP IO, LIMITS EQU SECTIONS
- CORRECTED HALLS SCALE FACTOR
- GENERAL FORMATTING AND UPDATES
02/04/2015
R.N
R.N
Note
Older revision correction notes have been removed for obsolescence and clarity.
3
4
Geo Brick Drive User Manual
TABLE OF CONTENTS
INTRODUCTION ................................................................................................................... 12
Documentation ............................................................................................................................12
Downloadable Turbo PMAC Script ...............................................................................................13
SPECIFICATIONS ................................................................................................................. 14
Part Number ...............................................................................................................................14
Geo Brick Drive Options ..............................................................................................................16
Environmental Specifications ........................................................................................................17
Protection Specifications ..............................................................................................................17
Agency Approvals .......................................................................................................................17
Electrical Specifications ...............................................................................................................18
4-Axis Geo Brick Drive ..................................................................................................................... 18
6-Axis Geo Brick Drive ..................................................................................................................... 18
8-Axis Geo Brick Drive ..................................................................................................................... 19
RECEIVING AND UNPACKING ......................................................................................... 20
Use of Equipment ........................................................................................................................20
MOUNTING ........................................................................................................................... 21
Connector Locations ....................................................................................................................22
4-Axis Geo Brick Drive ...............................................................................................................23
6-Axis Geo Brick Drive ...............................................................................................................24
8-Axis Geo Brick Drive ...............................................................................................................25
PINOUTS AND SOFTWARE SETUP ................................................................................... 26
J1: Main Bus Power Input ............................................................................................................26
Power On/Off Sequence .................................................................................................................... 27
Cycling Main Bus Power .................................................................................................................. 27
Recommended Main Bus Power Wiring/Protection ........................................................................... 29
J2: 24VDC Logic Power and Safe Torque Off (STO) .......................................................................33
Older Models ................................................................................................................................... 34
Newer Models .................................................................................................................................. 34
Disabling the STO (Backward compatibility) .................................................................................... 35
Wiring and Using the STO ................................................................................................................ 35
J3: External Shunt Resistor ...........................................................................................................36
J4: Limits, Flags, EQU [Axis 1- 4].................................................................................................38
J5: Limits, Flags, EQU [Axis 5- 8].................................................................................................39
Wiring the Limits and Flags ............................................................................................................. 40
Limits and Flags [Axis 1- 4] Suggested M-Variables ........................................................................ 41
Limits and Flags [Axis 5- 8] Suggested M-Variables ........................................................................ 41
J6: General Purpose Inputs/Outputs ...............................................................................................42
J7: General Purpose Inputs/Outputs (Additional) ................................................................ .............43
About the Digital Inputs and Outputs ................................................................................................ 44
Table of Contents vi
Geo Brick Drive User Manual
Wiring the Digital Inputs and Outputs .............................................................................................. 45
General Purpose I/Os (J6) Suggested M-Variables ........................................................................... 46
General Purpose I/Os Additional (J7) Suggested M-Variables ................................ .......................... 46
J8: PWM Amplifier Interface ................................ ................................ ................................ ........47
J9: Handwheel and Analog I/O ......................................................................................................48
Setting up the Analog Inputs (J9) ...................................................................................................... 49
Setting up the Analog Output (J9) ..................................................................................................... 51
Setting up Pulse And Direction Output PFM (J9).............................................................................. 53
Setting up the Handwheel Port (J9) .................................................................................................. 55
X1-X8: Encoder Feedback, Digital A Quad B .................................................................................56
Setting up Quadrature Encoders ....................................................................................................... 58
Encoder Count Error (Mxx18) .......................................................................................................... 58
Encoder Loss Detection, Quadrature ................................................................................................ 59
Step and Direction PFM Output (To External Stepper Amplifier) ...................................................... 61
X1-X8: Encoder Feedback, Sinusoidal ...........................................................................................64
Setting up Sinusoidal Encoders ......................................................................................................... 65
Counts Per User Units ...................................................................................................................... 66
Encoder Count Error (Mxx18) .......................................................................................................... 67
Encoder Loss Detection, Sinusoidal .................................................................................................. 68
X1-X8: Encoder Feedback, Resolver .............................................................................................69
Setting up Resolvers ......................................................................................................................... 69
Resolver Excitation Magnitude ................................ ......................................................................... 70
Resolver Excitation Frequency ......................................................................................................... 70
X1-X8: Encoder Feedback, HiperFace ...........................................................................................75
Setting up HiperFace On-Going Position.......................................................................................... 76
Setting up HiperFace Absolute Power-On Position ........................................................................... 78
Setting up HiperFace Encoders Example .......................................................................................... 82
Encoder Count Error (Mxx18) .......................................................................................................... 87
Encoder Loss Detection, HiperFace ................................................................................................. 88
X1-X8: Encoder Feedback, SSI ................................ ................................ .....................................89
Configuring SSI ................................................................................................................................ 89
SSI Control Registers Setup Example ................................................................................................ 93
X1-X8: Encoder Feedback, EnDat 2.1/2.2 ......................................................................................95
Configuring EnDat ................................................................................................ ........................... 95
EnDat Control Registers Setup Example ................................................................ ........................... 99
X1-X8: Encoder Feedback, BiSS C/B .......................................................................................... 101
Configuring BiSS ............................................................................................................................ 101
BiSS Control Registers Setup Example............................................................................................ 105
Setting up SSI | EnDat | BiSS ...................................................................................................... 107
Setup Summary ............................................................................................................................... 108
Technique 1 Example ..................................................................................................................... 110
Technique 2 Example ..................................................................................................................... 113
Technique 3 Example ..................................................................................................................... 118
X1-X8: Encoder Feedback, Yaskawa Sigma II & III ...................................................................... 123
Yaskawa Sigma II 16-Bit Absolute Encoder .................................................................................... 128
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Geo Brick Drive User Manual
Yaskawa Sigma II 17-Bit Absolute Encoder .................................................................................... 131
Yaskawa Sigma III 20-Bit Absolute Encoder ................................................................................... 134
Yaskawa Sigma II 13-Bit Incremental Encoder ............................................................................... 137
Yaskawa Sigma II 17-Bit Incremental Encoder ............................................................................... 139
Yaskawa Incremental Encoder Alarm Codes ................................................................................... 141
Homing with Yaskawa Incremental Encoders ................................................................................. 142
X9-X10: Analog Inputs/Outputs .................................................................................................. 143
X11-X12: Analog Inputs/Outputs ................................................................................................ 143
Setting up the Analog (ADC) Inputs ................................................................................................ 144
Setting up the Analog (DAC) Outputs ............................................................................................. 146
Setting up the General Purpose Relay, Brake .................................................................................. 148
Setting up the External Amplifier Fault Input .................................................................................. 150
X13: USB 2.0 Connection .......................................................................................................... 151
X14: RJ45, Ethernet Connection ................................................................................................. 151
X15: Watchdog and ABORT (TB2) ............................................................................................. 152
Wiring the Abort Input .................................................................................................................... 152
Wiring the Watchdog Output .......................................................................................................... 153
RS232: Serial Communication Port ............................................................................................. 154
A1 - A8: Motor Wiring ................................................................................................ .............. 155
Motor Cable, Noise Elimination ..................................................................................................... 156
Motor Selection .............................................................................................................................. 158
+5V ENC PWR (Alternate Encoder Power) .................................................................................. 160
Wiring the Alternate (+5V) Encoder Power .................................................................................... 161
Functionality, Safety Measures ....................................................................................................... 162
MOTOR SETUP ................................................................................................................... 163
Motor Setup Flow Chart ............................................................................................................. 163
Dominant Clock Settings ................................................................................................ ............ 164
ADC Strobe Word (I7m06) ......................................................................................................... 166
AC/DC Brushless (Rotary/Linear) Motor Setup ............................................................................ 167
Before you start ................................................................ .............................................................. 167
Commutation Angle, Current Mask: Ixx72, Ixx84............................................................................ 167
PWM Scale Factor: Ixx66............................................................................................................... 167
Current Feedback Address: Ixx82 ................................................................................................... 167
Commutation Position Address, Commutation Enable: Ixx83, Ixx01 ............................................... 168
I2T Protection: Ixx57, Ixx58, Ixx69 ................................................................................................. 170
Commutation Cycle Size: Ixx70, Ixx71 ............................................................................................ 171
ADC Offsets: Ixx29, Ixx79 .............................................................................................................. 172
Current-Loop Tuning: Ixx61, Ixx62, Ixx76 ...................................................................................... 173
Motor Phasing, Power-On Mode: Ixx73, Ixx74, Ixx80, Ixx81, Ixx91 ................................................ 174
Open-Loop Test, Encoder Decode: I7mn0 ...................................................................................... 194
Position-Loop PID Tuning: Ixx30…Ixx39 ....................................................................................... 196
High Speed Motors ......................................................................................................................... 197
AC Induction (Asynchronous) Motor Setup – With Encoder ........................................................... 198
Before you start ................................................................ .............................................................. 198
Table of Contents viii
Geo Brick Drive User Manual
Commutation Angle, Current Mask: Ixx72, Ixx84............................................................................ 198
PWM Scale Factor: Ixx66............................................................................................................... 198
Current Feedback Address: Ixx82 ................................................................................................... 198
Commutation Position Address, Commutation Enable: Ixx83, Ixx01 ............................................... 199
Magnetization Current, Slip Gain: Ixx77 ........................................................................................ 199
Motor Slip Gain: Ixx78 ................................................................................................................... 199
I2T Protection: Ixx57, Ixx58, Ixx69 ................................................................................................. 200
Commutation Cycle Size: Ixx70, Ixx71 ............................................................................................ 201
ADC Offsets: Ixx29, Ixx79 .............................................................................................................. 201
Current-Loop Tuning: Ixx61, Ixx62, Ixx76 ...................................................................................... 201
Open-Loop Test, Encoder Decode: I7mn0 ...................................................................................... 202
Position-Loop PID Tuning: Ixx30…Ixx39 ....................................................................................... 204
Optimizing Magnetization Current Ixx77, Slip Gain Ixx78 .............................................................. 205
Correcting I2T Settings .................................................................................................................. 207
Closed-Loop vs. Open-Loop Operation ........................................................................................... 207
Field Weakening............................................................................................................................. 208
High Speed Spindles ....................................................................................................................... 209
AC Induction (Asynchronous) Motor Setup – Without Encoder, Direct Micro-Stepping .................... 210
Before you start ................................................................ .............................................................. 210
Encoder Conversion Table Setup .................................................................................................... 210
Motor Activation, Position, Velocity Pointers: Ixx03, Ixx04 ............................................................ 211
Commutation Angle, Current Mask, Flag Mode Control: Ixx72, Ixx84, Ixx24.................................. 211
PWM Scale Factor: Ixx66............................................................................................................... 211
Current Feedback Address: Ixx82 ................................................................................................... 211
Commutation Position Address, Commutation Enable: Ixx83, Ixx01 ............................................... 211
Commutation Cycle size: Ixx70, Ixx71 ............................................................................................ 211
Maximum Achievable Motor Speed, Output Command Limit: Ixx69 ................................................ 212
I2T Protection, Magnetization Current: Ixx57, Ixx58, Ixx69, Ixx77 ................................................. 213
Magnetization Current: Ixx77 ................................................................ ......................................... 213
Motor Slip Gain: Ixx78 ................................................................................................................... 214
ADC Offsets: Ixx29, Ixx79 .............................................................................................................. 214
Current-Loop Tuning: Ixx61, Ixx62, Ixx76 ...................................................................................... 215
Position-Loop PID Tuning: Ixx30…Ixx39 ....................................................................................... 215
Moving the Motor ........................................................................................................................... 216
DC Brush Motor Setup ............................................................................................................... 217
Before you start ................................................................ .............................................................. 217
Phasing Search Error Bit, Current-Loop Integrator Output (Ixx96) ................................................ 217
Commutation Enable, Phase Angle, Current Mask: Ixx01, Ixx72, Ixx84 .......................................... 217
PWM Scale Factor: Ixx66............................................................................................................... 218
Current Feedback Address: Ixx82 ................................................................................................... 218
Commutation Cycle Size: Ixx70, Ixx71 ............................................................................................ 218
I2T Protection: Ixx57, Ixx58, Ixx69 ................................................................................................. 219
ADC Offsets: Ixx29, Ixx79 .............................................................................................................. 220
Current-Loop Gains, Open-Loop/Enc. Decode: Ixx61, Ixx62, Ixx76, I7mn0 .................................... 220
Position-Loop PID Gains: Ixx30…Ixx39 ......................................................................................... 221
MACRO CONNECTIVITY ................................................................................................ . 222
Table of Contents ix
Geo Brick Drive User Manual
Introduction to MACRO ............................................................................................................. 222
MACRO Configuration Examples ............................................................................................... 223
Review: MACRO Nodes and Addressing ......................................................................................... 224
Review: MACRO Auxiliary Commands ........................................................................................... 225
Configuration Example 1: Brick - Brick ....................................................................................... 226
Setting up the Slave in Torque Mode ............................................................................................... 227
Setting up the Master in Torque Mode ............................................................................................ 230
Setting up the Slave in PWM Mode ................................................................................................. 233
Setting up the Master in PWM Mode............................................................................................... 234
Configuration Example 2: Brick – Geo MACRO Drive .................................................................. 240
Brick – Brick MACRO I/O Data Transfer..................................................................................... 248
Transferring the Digital (Discrete) Input and Outputs .................................................................... 249
Transferring the X9-X12 Analog Inputs/Outputs ............................................................................. 254
Transferring the J9 Analog Inputs .................................................................................................. 256
MACRO Limits, Flags and Homing ............................................................................................. 257
Limits and Flags ................................................................ ............................................................. 257
Homing from Master ...................................................................................................................... 257
Homing from Slave ......................................................................................................................... 257
MACRO Suggested M-Variables ..................................................................................................... 258
Absolute Position Reporting over MACRO .................................................................................. 260
MACRO Configuration Power-Up Sequence ................................................................................ 260
DRIVE STRUCTURE AND TROUBLESHOOTING ........................................................ 261
Geo Brick Drive Structure ................................ ................................ .......................................... 261
Serial Number and Board Revisions Identification ......................................................................... 262
Default Mode, Strobe Word (I7m06) Setting ................................................................................. 263
Enhanced Mode (Reading IGBT Temperature and Bus Voltage) ..................................................... 264
Error Codes ................................ ................................ .............................................................. 265
Axis Faults (n = 1 - 8) .................................................................................................................... 265
Global Faults ................................................................................................................................. 266
Reading IGBT Temperature and Bus Voltage ................................................................................. 267
Calculating Motor Current Output Example ................................................................................... 268
LED Status ............................................................................................................................... 269
Error 18 (Erro18) ....................................................................................................................... 270
Watchdog Timer Trip................................................................................................................. 271
Geo Brick Drive Specific Online Commands ................................................................................ 272
Type ............................................................................................................................................... 272
Ampversion .................................................................................................................................... 273
Ampmod ......................................................................................................................................... 273
Ampsid ........................................................................................................................................... 274
Ampclrf ................................................................................................ .......................................... 274
Boot Switch SW (Firmware Reload) – Write-Protect Disable .......................................................... 275
Reloading PMAC firmware............................................................................................................. 276
Changing IP Address, Gateway IP, Gateway Mask ......................................................................... 278
Enabling ModBus ........................................................................................................................... 279
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Geo Brick Drive User Manual
Reloading Boot and Communication Firmware .............................................................................. 280
Reset Switch SW (Factory Reset) ................................................................................................ 281
LIST OF CHANGES AND UPDATES ................................................................ ................ 282
AMPVER Command, December 2007 ......................................................................................... 282
External Encoder Power Supply Connector, April 2010 ................................................................. 283
EEPROM Write-Protect Enable. April 2010 ................................................................................. 283
AMPVER Fail-Safe Mechanism. Configuration Error, May 2010 .................................................... 284
Modifications and Improvements, October 2012 ........................................................................... 285
Control board................................................................................................................................. 285
Power board(s) .............................................................................................................................. 285
APPENDIX A ........................................................................................................................ 286
Schematic Samples .................................................................................................................... 286
APPENDIX B ........................................................................................................................ 289
DB Connector Spacing Specifications .......................................................................................... 289
APPENDIX C ........................................................................................................................ 290
Control Board Jumpers (For Internal Use) ................................................................ .................... 290
APPENDIX D ........................................................................................................................ 292
Absolute Serial Encoders Limitation With Turbo PMAC................................................................ 292
Table of Contents xi
Geo Brick Drive User Manual

INTRODUCTION

The Geo Brick Drive combines the intelligence and capability of the Turbo PMAC2 motion controller with IGBT-based drive technology, resulting in a compact, smart 4-, 6- or 8-axis servo drive package.
The flexibility of the Turbo PMAC2 enables the Geo Brick to drive Brush, Brushless or AC induction motors with unsurpassed pure digital DSP performance. The absence of analog signals – required for typical motion controller/drive interfacing – enables higher gains, better overall performance and tighter integration, while significantly driving down costs and setup time.
The Geo Brick’s embedded 32-axis Turbo PMAC2 motion controller is programmable for virtually any kind of motion control application. The built-in software PLCs allow for complete machine logic control.
The Geo Brick Drive supports the following types of motors:
Three-phase AC/DC brushless, synchronous rotary/linear DC brush AC Induction, asynchronous – with or without encoder Stepper output to third party drives or through MACRO connectivity

Documentation

In conjunction with this user manual, the Turbo Software Reference Manual and Turbo PMAC User
Manual are essential for proper use, motor setup, and configuration of the Geo Brick Drive. It is highly
recommended to refer to the latest revision of the manuals found on Delta Tau’s website, under Support>documentation>Manuals: Delta Tau Manuals
Introduction 12
Geo Brick Drive User Manual
Caution
Some code examples require the user to input specific information pertaining to their system hardware. When user information is required, a commentary ending with –User Input is inserted.
Caution
All PLC examples are stated in PLC number 1. It is the user’s responsibility to arrange their application PLCs properly and handle power-on sequencing for various tasks.
Caution
Often times, downloadable example codes use suggested M-variables,
it is the user’s responsibility to make sure they are downloaded, or
perform necessary changes to use the intended registers.

Downloadable Turbo PMAC Script

This manual contains downloadable code samples in Turbo PMAC script. These examples can be copied and pasted into the editor area in the Pewin32pro2. Care must be taken when using pre-configured Turbo PMAC code, some information may need to be updated to match hardware and system specific configurations. Downloadable Turbo PMAC Scripts are enclosed in the following format:
// TURBO PMAC SCRIPT EXAMPLE P1=0 ; Set P1=0 at download Open PLC 1 Clear ; Open PLC Buffer 1, clear contents CMDP"Geo Brick User Manual Test PLC" ; Send unsolicited response to host port P1=P1+1 ; Counter using variable P1 Disable PLC 1 ; Disable plc 1 Close ; Close open buffer
It is the user’s responsibility to use the PLC examples presented in this manual properly. That is,
incorporating the statement code in the application configuration, and handling tasks in a sequential manner. For example, with serial absolute encoders, setting up the global control registers should be executed before trying to read absolute position, and absolute phase referencing. Furthermore, other PLC programs (which would be trying to move motors) should be disabled until these functions are executed.
Introduction 13
Geo Brick Drive User Manual
B L 0 0 0 00C 5
- -
04 0 00 0 0
** ** ** **
G
Axes GBLA-BB-CDD-EFGHHHI0 4 : Four Axes Silver Enclosure 6 : Six Axes Silver Enclosure 8 : Eight Axes Silver Enclosure
CPU Options – GBLA-BB-CDD-EFGHHHI0 Turbo PMAC 2 Processor
C0: 80Mhz, 8Kx24 Internal, 256Kx24SRAM, 1MB Flash (Default) C3: 80Mhz, 8Kx24 Internal, 1Mx24SRAM, 4MB Flash F3: 240Mhz, 192Kx24 Internal, 1Mx24SRAM, 4MB Flash
Axes 1 to 4 Options GBLA-BB-CDD-EFGHHHI0 5: 5A/10A, with encoders and Flags for every axis (Default)
8: 8A/16A, with encoders and Flags for every axis
(Continuous / Peak)
4
axes
5-8 axis, 5A/10A, with encoder inputs for all axes 5-8 axis, 8A/16A, with encoder inputs for all axes
5 and 6 axis, 15A/30A, with encoders for channels 5 to 8 (2 secondary encoders) 5 and 6 axis, 15A/30A, plus PWM amplifier Interface for channel 7 with 2 secondary encoders on 7 & 8)
Axes 5 to 8 Options GBLA-BB-CDD-EFGHHHI0
If user wants to order 5V flag inputs then he needs to specify it at the Axes 5 to 8 options For example:
05" No secondary encoder inputs (total of 4 encoder inputs), 5V Flag inputs07" Four secondary encoder inputs (total of 8 encoder inputs), 5V Flag inputs
“W8” Hi-Power 5 & 6 axes, plus PWM amplifier Interface for channels 7 (total of 8 encoder inputs) , 5V Flag inputs
If the above Number of Amplifier Axes are selected then only the corresponding Axes 5 to 8 Options are available.
12-24V 5V Flags
00
05
02
P3
F2
W3
07 P8
F7
W8
52
57
82
87
6
axes
8
axes
Digital I/O Option GBLA-BB-CDD-EFGHHHI0
0: 16 IN / 8 OUT (Default) 1: Expanded digital I/O, additional 16 inputs and 8 outputs
(Total of 32 IN / 16 OUT) Outputs are rated: 0.5A@12-24VDC
No options, 4-axis system Four secondary encoders inputs (total of 8 encoder inputs) PWM amplifier Interface for channel 7 with encoders for axes 5 to 8 ( 4 secondary encoders)
0: No options (Default) 2: Four GPIO Relays (On connectors X9-X12) 3: Two Analog In, two analog Out (On conn. X11-X12) & 4 GPIO Relays (On connectors X9-X12) 4: Four Analog In, four analog Out (On conn. X9-X12) & 4 GPIO Relays (On connectors X9-X12) 5: Two Analog In, two analog Out (On conn. X11-X12) & 2 AENA Relays for Chan. 3&4 (On conn. X11-X12) and 2 GPIO Relays
(On conn. X9-X10)
6: Four Analog In, four analog Out (Connectors X9-X12) with 2 AENA Relays for Chan. 3&4 (On conn. X11-X12) and 2 GPIO
Relays (On conn. X9-X10)
9: Two AENA Relays for Chan.3&4 (Conn.X11-X12) and 2 GPIO Relays (On conn.X9-X10)
4 axes 00 / 05 02 / 07
Note: Analog outputs are 12-bit filtered PWM and Analog Inputs are 16-bit.
0: No Analog Options available, for this configurations
To receive Analog Inputs for these configurations, you must order GBLA-BB-CDD-EFGHHHI0 MUXED ADC
Option in “MACRO and Special Feedback Options”
2: Four GPIO Relays (On connectors X9-X12) 9: Four AENA Relays for Chan.3&4 (On conn.X11-X12) and Chan.5&6 (On conn.X9-X10)
Analog I/O Options GBLA-BB-CDD-EFGHHHI0
4 axes
P3 / P8
0: No options (Default) 2: Four GPIO Relays (On connectors X9-X12) 7: Two Analog In, 2 analog Out (Conn.X9-X10) & 4 GPIO Relays (On connectors X9-X12) 8: Two Analog In, 2 analog Out (Conn.X9-X10) & 2 AENA Relays for Chan. 3&4 (On conn. X11-X12) and
2 GPIO Relays (On connectors X9-X10)
9: Two AENA Relays for Chan.3&4 (Conn.X11-X12) and 2 GPIO Relays (On conn.X9-X10)
6 axes
F2 / F7
0: No options (Default) 2: Four GPIO Relays (On connectors X9-X12) 3: Two Analog In, two analog Out (On conn. X11-X12) & 4 GPIO Relays (On connectors X9-X12) 5: Two Analog In, two analog Out (On conn. X11-X12) & 4 AENA Relays for Chan.3&4 (On conn.X11-X12) and
Chan.5&6 (On conn.X9-X10)
9: Four AENA Relays for Chan.3&4 (On conn.X11-X12) and Chan.5&6 (On conn.X9-X10)
8 axes 52 / 57 82 / 87
6 axes
W3 / W8
B C D E F G H I
A B
C
D
E
F
-
A

SPECIFICATIONS

Part Number

Specifications 14
Geo Brick Drive User Manual
Communication Options GBLA-BB-CDD-EFGHHHI0
USB2 and Eth100 are included
Note: To use PMAC-NC software, DPRAM is required 0xxxxx: No Options, Default
Dxxxxx: DPRAM option, size 8K x 16-bit wide Mxxxxx: ModBus Ethernet Communication Protocol (Software) option Sxxxxx: DPRAM and Modbus Options Combined
R00000: RS232 port on 9-pin D-sub Connector* E00000: DPRAM & RS232 Options Combined* N00000: RS232 & ModBus Options Combined* T00000: Modbus, DPRAM & RS232 Combined*
* If any of the “H” or “I” digits is non zero (GBLA-BB-CDD-EFGHHHI0) then RS232 is included as default. Options R, E, N and T are Incompatible
Special Feedback Number and Type of Channels
GBLA-BB-CDD-EFGHHHI0
000: No Special Feedback Channels 4A0: 4 Sinusoidal Encoder Feedback Channels 4B0: 4 Resolver Feedback Channels 4C1: 4 Serial Encoder Feedback Channels (SSI Protocol) 4C2: 4 Serial Encoder Feedback Channels (Yaskawa Sigma II & III & V Protocol) 4C3: 4 Serial Encoder Feedback Channels (EnDat 2.2 Protocol) 4C6: 4 Serial Encoder Feedback Channels (BISS-B & C Protocol) 4C7: 4 Serial Encoder Feedback Channels (Tamagawa Protocol) 4C8: 4 Serial Encoder Feedback Channels (Panasonic Protocol) 4D1: 4 Sinusoidal Encoder and Serial Enc. (SSI Protocol) 4D2: 4 Sinusoidal Encoder and Serial Enc. (Yaskawa Sigma II & III & V Protocol) 4D3: 4 Sinusoidal Encoder and Serial Enc. (EnDat 2.1 / 2.2 Protocol) 4D4: 4 Sinusoidal Encoder and Serial Enc. (HiperFace Protocol) 4D6: 4 Sinusoidal Encoder and Serial Enc. (BISS-B & C Protocol) 4D7: 4 Sinusoidal Encoder and Serial Enc. (Tamagawa Protocol) 4D8: 4 Sinusoidal Encoder and Serial Enc. (Panasonic Protocol) 4E1: 4 Resolver Feedback Channels and Serial Enc. (SSI Protocol) 4E2: 4 Resolver Feedback Ch. and Serial Enc. (Yaskawa Sigma II & III & V Prot.) 4E3: 4 Resolver Feedback Channels and Serial Enc. (EnDat 2.2 Protocol) 4E6: 4 Resolver Feedback Channels and Serial Enc. (BISS-B & C Protocol) 4E7: 4 Resolver Feedback Channels and Serial Enc. (Tamagawa Protocol) 4E8: 4 Resolver Feedback Channels and Serial Enc. (Panasonic Protocol) 8A0: 8 Sinusoidal Encoder Feedback Channels 8B0: 8 Resolver Feedback Channels 8C1: 8 Serial Encoder Feedback Channels (SSI Protocol) 8C2: 8 Serial Encoder Feedback Channels (Yaskawa Sigma II & III & V Protocol) 8C3: 8 Serial Encoder Feedback Channels (EnDat 2.2 Protocol) 8C6: 8 Serial Encoder Feedback Channels (BISS-B & C Protocol) 8C7: 8 Serial Encoder Feedback Channels (Tamagawa Protocol) 8C8: 8 Serial Encoder Feedback Channels (Panasonic Protocol) 8D1: 8 Sinusoidal Encoder and Serial Enc. (SSI Protocol) 8D2: 8 Sinusoidal Encoder and Serial Enc. (Yaskawa Sigma II & III & V Protocol) 8D3: 8 Sinusoidal Encoder and Serial Enc. (EnDat 2.1 / 2.2 Protocol) 8D4: 8 Sinusoidal Encoder and Serial Enc. (HiperFace Protocol) 8D6: 8 Sinusoidal Encoder and Serial Enc. (BISS-B & C Protocol) 8D7: 8 Sinusoidal Encoder and Serial Enc. (Tamagawa Protocol) 8D8: 8 Sinusoidal Encoder and Serial Enc. (Panasonic Protocol) 8E1: 8 Resolver Feedback Channels and Serial Enc. (SSI Protocol) 8E2: 8 Resolver Feedback Ch. and Serial Enc. (Yaskawa Sigma II & III & V Protocol) 8E3: 8 Resolver Feedback Channels and Serial Enc. (EnDat 2.2 Protocol) 8E6: 8 Resolver Feedback Channels and Serial Enc. (BISS-B & C Protocol) 8E7: 8 Resolver Feedback Channels and Serial Enc. (Tamagawa Protocol) 8E8: 8 Resolver Feedback Channels and Serial Enc. (Panasonic Protocol)
G
H
Note: If any of the “H” or “I” digits (GBLA-BB-CDD-EFGHHHI0) are ordered, you will also receive RS-232 comms port, 1 channel "handwheel" port.
MACRO and Special Feedback Options
MACRO Ring Interface and 8 Single or 4 Differential channel 12-bit 10v range MUXED ADC
GBLA-BB-CDD-EFGHHHI0
0: No MACRO or ADC 1: RJ45 MACRO 2: Fiber Optic MACRO 3: MUXED ADC 4: RJ45 MACRO and MUXED ADC 5: Fiber Optic MACRO and MUXED ADC
I
Specifications 15
Geo Brick Drive User Manual
Digital Quadrature Sinusoidal HiperFace Resolver
SSI EnDat 2.1 / 2.2 Yaskawa Sigma II / III BiSS B / C
Panasonic Tamagawa
Note
Regardless of the encoder feedback option(s) fitted, digital quadrature encoders can always be utilized. However, Hall sensors cannot be used with a channel which has been programmed for serial clocking.

Geo Brick Drive Options

CPU Options

C0: 80MHz Turbo PMAC2 CPU (Standard, default)
8Kx24 internal memory, 256Kx24 SRAM, 1MB flash memory
C3: 80MHz Turbo PMAC2 CPU
8Kx24 internal memory, 1Mx24 SRAM, 4MB flash memory
F3: 240MHz Turbo PMAC2 CPU
192Kx24 internal memory, 1Mx24 SRAM, 4MB flash memory

Encoder Feedback

Axes Power Configuration

5/10 Amps or 8/16 Amps, 15/30 Amps (limited to axes 5-6)

Encoder Inputs

Up to eight encoder inputs, one Handwheel quadrature input Additional encoder inputs can be obtained through MACRO connectivity

Digital Inputs/Outputs

Up to 32 inputs and 16 outputs (Sinking or Sourcing) Additional digital I/Os can be obtained through Fieldbus connectivity

Analog Inputs, DAC Outputs, Brakes, and Relays

Up to four 16-bit analog inputs, eight 12-bit analog inputs, four brake/ relay outputs , and five 12-
bit filtered PWM (±10V) outputs

Communication

USB 2.0, Ethernet 100 Base T, RS232, DPRAM (required for NC software/applications)

Fieldbus Connectivity

MACRO ModBus
Specifications 16
Geo Brick Drive User Manual
Description
Specifications
Operating Temperature
0 to 45°C Above 40°C,de-rate current output by 2.5% per °C
Storage Temperature
-25°C to +70°C
Humidity
10% to 90% non-condensing
Operating Altitude
~3300 Feet (1000 m) De-rate current output by 1.1% per additional 330 feet (100m)
Air Flow Clearances
~3 inches (76.2mm) above and below unit for air flow
Operating Environment
Pollution Degree 2 or equivalent
Caution
The internal I2T applies to and protects the amplifier power blocks. The software I2T (described in later section) has to be configured properly to protect against motor/equipment damage.
Description
Specifications
Over Voltage
~ 283 VAC / 400 VDC
Under Voltage
~ 87 VAC / 123 VDC
Over Temperature
~ 80C
Motor Short Circuit
500 % of rated peak Amps per axis
Over Current
110 % over rated peak Amps per axis
AC Input Phase Loss Detection
Loss of one or more phases (3 Phase operation only)
Shunt Fault Detection
Integrated, I2T model
Internal I2T protection
2 seconds at peak rated Amps (RMS) per axis
Note
The under voltage fault triggers when the AC Input dips below 87 VAC. However, if this threshold has not been reached (i.e. Low Voltage/DC operation) the under voltage logic remains unarmed.
Description
Specifications
UL
UL508C File E307874
cUL
CSA C22.2 No. 14-05 File E307874

Environmental Specifications

Protection Specifications

Agency Approvals

Specifications 17
Geo Brick Drive User Manual
4-Axis Geo Brick Drive
GBL4-xx-5xx-xxx xxxxx
GBL4-xx-8xx-xxx xxxxx
Output Continuous Current (rms/axis)
5A
8A
Output Peak Current for 2 seconds (rms/axis)
10A
16A
Rated Input Current @240VAC 3-phase(all axes)
13A
21A
Max ADC (I2T Settings)
16.26A
26.02A
Output Power Per Axis [Watts] (Modulation depth of 60% RMS) Output Power Total [Watts]
1247W
1995W
4988W
7980W
Power Dissipation [Watts]
498W
798W
PWM Frequency Operating Range [KHz]
1 – 18
AC Input Line Voltage [VAC rms]
110
-20%
– 240
+10%
(~87 -- 264)
DC Input Line Voltage [VDC]- DC operation
12VDC to 340VDC
Logic Power [VDC, A]
24VDC ±5%, 4A
Continuous Shunt Power rating [Watts]
5000W
Peak Shunt Power rating [Watts]
10000W
Recommended Shunt Resistor [Ohms]
GAR15 (15Ω)
Recommended Shunt Power Rating [Watts]
300W
6-Axis Geo Brick Drive
GBL6-xx-5xx-xxx xxxxx
GBL6-xx-8xx-xxx xxxxx
Axes
1-4
5-6
1-4
5-6
Output Continuous Current (rms/axis)
5A
15A
8A
15A
Output Peak Current for 2 seconds (rms/axis)
10A
30A
16A
30A
Max ADC (I2T Settings)
16.26A
48.8A
26.02A
48.8A
Rated Input Current @240VAC 3-phase(all axes)
33A
41A
Output Power Per Axis (Modulation depth of 60% RMS) Output Power Total
1247 W
3741 W
1995
3741
12470W
15462W
Power Dissipation [Watts]
1247W
1546W
PWM Frequency Operating Range [KHz]
1 – 18
AC Input Line Voltage [VAC rms]
110
-20%
– 240
+10%
(~87 -- 264)
DC Input Line Voltage [VDC]- DC operation
12VDC to 340VDC
Logic Power [VDC, A]
24VDC ±5%, 4A
Continuous Shunt Power rating [Watts]
7500W
Peak Shunt Power rating [Watts]
15000W
Recommended Shunt Resistor [Ohms]
GAR 10 (10 Ω)
Recommended Shunt Power Rating [Watts]
300W

Electrical Specifications

Specifications 18
Geo Brick Drive User Manual
8-Axis Geo Brick Drive
GBL8-xx-552
GBL8-xx-882
GBL8-xx-582
GBL8-xx-852
Axes
1-4
5-8
1-4
5-8
1-4
5-8
1-4
5-8
Output Continuous Current (rms/axis)
5A
5A
8A
8A
5A
8A
8A
5A
Output Peak Current for 2 sec (rms/axis)
10A
10A
16A
16A
10A
16A
16A
10A
Max ADC (I2T Settings)
16.26A
16.26A
26.02A
26.02A
16.02A
26.02A
26.02A
16.02A
Rated Input Current @240 3-phase(all axes)
26A
42A
34A
34A
Output Power Per Axis (Modulation depth 60% RMS)
1247W
1995W
1247W
1995W
1995W
1247W Output Power Total
9976W
15960W
12968W
12968W
Power Dissipation
998W
1596W
1297W
1297W
PWM Frequency Operating Range [KHz]
1 – 18
AC Input Line Voltage [VAC]
110
-20%
– 240
+10%
(~87 -- 264)
DC Input Line Voltage [VDC]- DC operation
12VDC to 340VDC
Logic Power
24VDC ±5%, 4A
Continuous Shunt Power [Watts]
5000W
Peak Shunt Power rating [Watts]
10000W
Recommended Shunt Resistor [Ohms]
GAR 15 (15 Ω)
Recommended Shunt Power Rating [Watts]
300W
Note
Electrical specifications are specified for three-phase AC bus power. De-rating applies in single-phase AC, or DC Operation.
Specifications 19
Geo Brick Drive User Manual

RECEIVING AND UNPACKING

Delta Tau products are thoroughly tested at the factory and carefully packaged for shipment. When the Geo Brick Drive is received, there are several things to be done immediately:
Observe the condition of the shipping container and report any damage immediately to the
commercial carrier that delivered the drive.
Remove the drive from the shipping container and remove all packing materials. Check all shipping
material for connector kits, documentation, or other small pieces of equipment. Be aware that some connector kits and other equipment pieces may be quite small and can be accidentally discarded if care is not used when unpacking the equipment. The container and packing materials may be retained for future shipment.
Verify that the part number of the drive received is the same as the part number listed on the purchase
order.
Inspect the drive for external physical damage that may have been sustained during shipment and
report any damage immediately to the commercial carrier that delivered the drive.
Electronic components in this product are design-hardened to reduce static sensitivity. However, use
proper procedures when handling the equipment.
If the Geo Brick Drive is to be stored for several weeks before use, be sure that it is stored in a
location that conforms to published storage humidity and temperature specifications.

Use of Equipment

The following restrictions will ensure the proper use of the Geo Brick Drive:
The components built into electrical equipment or machines can be used only as integral components
of such equipment.
The Geo Brick Drive must not be operated on power supply networks without a ground or with an
asymmetrical ground.
If the Geo Brick Drive is used in residential areas, or in business or commercial premises, implement
additional filtering measures.
The Geo Brick Drive may be operated only in a closed switchgear cabinet, taking into account the
ambient conditions defined in the environmental specifications.
Delta Tau guarantees the conformance of the Geo Brick Drives with the standards for industrial areas stated in this manual, only if Delta Tau components (cables, controllers, etc.) are used.
Receiving and Unpacking 20
Geo Brick Drive User Manual
Caution
Unit must be installed in an enclosure that meets the environmental IP rating of the end product (ventilation or cooling may be necessary to prevent enclosure ambient from exceeding 45° C [113° F]).

MOUNTING

The location of the Geo Brick Drive is important. Installation should be in an area that is protected from direct sunlight, corrosives, harmful gases or liquids, dust, metallic particles, and other contaminants. Exposure to these can reduce the operating life and degrade performance of the drive.
Several other factors should be carefully evaluated when selecting a location for installation:
For effective cooling and maintenance, the Geo Brick Drive should be mounted on a smooth,
non- flammable vertical surface.
At least 76 mm (3 inches) top and bottom clearance must be provided for air flow. At least 10
mm (0.4 inches) clearance is required between units (each side).
Temperature, humidity and Vibration specifications should also be taken in account.
The Geo Brick Drive can be mounted with a traditional 4-hole panel mount, two U shape/notches on the bottom and two pear shaped holes on top.
If multiple Geo Brick Drives are used, they can be mounted side-by-side, leaving at least a 122 mm clearance between drives. This means a 122 mm center-to-center distance (0.4 inches) with the 4-axis Drives. 8- and 6-axis Geo Brick Drives can be mounted side by side at 214 mm center-to-center distance (8.4 inches). It is extremely important that the airflow is not obstructed by the placement of conduit tracks or other devices in the enclosure. If the drive is mounted to a back panel, the back panel should be unpainted and electrically conductive to allow for reduced electrical noise interference. The back panel should be machined to accept the mounting bolt pattern of the drive.
The Geo Brick Drive can be mounted to the back panel using four M4 screws and internal-tooth lock washers. It is important that the teeth break through any anodization on the drive’s mounting gears to provide a good electrically conductive path in as many places as possible. Mount the drive on the back panel so there is airflow at both the top and bottom areas of the drive (at least three inches).
Mounting 21
Geo Brick Drive User Manual
Motor #1
Motor #2
Motor #3
Motor #4
Status
Display
Alt. Enc. Pwr
Encoder #4
Encoder #3
Encoder #2
Encoder #1
USB
Ethernet
MACRO
Abort & WD
RS232
Analog I/O
Front View
Top View
24VDC Logic Power
Shunt Resitor
Motor Shield
Connection
General
Purpose I/O
Limits
& Flags
New Connector (October 2012)
AC/DC Bus Power Input
PWM Interface
Analog I/O
Handwheel
Bottom View
Note
Newer models of the Geo Brick Drive were introduced in October of
2012. They can be recognized by the 4-pin terminal block logic and STO connector.

Connector Locations

Mounting 22
Geo Brick Drive User Manual
Width
Depth
Height
Weight
114mm/4.50in
178mm/7.00in
391mm/15.40in
4.4Kg/9.6lbs
3.00"
(76.20 mm)
14.31"
(363.52 mm)
15.40"
(391.16 mm)
13.38"
(339.73 mm)
4.50"
(114.29 mm)
7.00"
(177.83 mm)
4 x M4

4-Axis Geo Brick Drive

GBL4-xx-5xx-xxx-xxxx And GBL4-xx-8xx-xxx-xxxx
Mounting 23
Geo Brick Drive User Manual
Width
Depth
Height
Weight
203mm/8.00in
178mm/7.00in
391mm/15.40in
13.38"
(339.73 mm)
8.00"
(203.20 mm)
7.00"
(177.83 mm)
4 x M4
6.50"
(165.10 mm)
14.31"
(363.52 mm)
15.40"
(391.16 mm)

6-Axis Geo Brick Drive

GBL6-xx-5xx-xxx-xxxx And GBL6-xx-8xx-xxx-xxxx
Mounting 24
Geo Brick Drive User Manual
Width
Depth
Height
Weight
203mm/8.00in
178mm/7.00in
392mm/15.40in
9.0 Kg/19.9lbs
13.38"
(339.73 mm)
8.00"
(203.20 mm)
7.00"
(177.83 mm)
4 x M4
6.50"
(165.10 mm)
14.31"
(363.52 mm)
15.40"
(391.16 mm)

8-Axis Geo Brick Drive

GBL8-xx-552-xxx-xxxx, GBL8-xx-582-xxx-xxxx, GBL8-xx-852-xxx-xxxx, GBL8-xx-882-xxx-xxxx
Mounting 25
Geo Brick Drive User Manual
WARNING
Installation of electrical equipment is subject to many regulations including national, state, local, and industry guidelines and rules. The following are general recommendations but it is important that the integration be carried out in accordance with all regulations pertaining to the installation.
J1: Molex 4-pin Male
Mating: Molex 4-pin Female
L3
L2
L1
GND
Pin #
Symbol
Function
Three Phase
Single Phase
DC
1
GND
Ground
2
L1
Input
AC Line Phase 1
Not Connected
Not Connected
3
L2
Input
AC Line Phase 2
Neutral
DC- Return
4
L3
Input
AC Line Phase 3
Line
DC+
Molex Mating Connector p/n: 0428160412 Molex Pins p/n : 0428150031 Molex Crimper Tool p/n: 63811-1500
Delta Tau Mating Connector p/n: 014-H00F04-049 (for internal use) Delta Tau Pins p/n: 014-042815-031 (for internal use)
Note
In single phase operation, use L2 and L3, and leave L1 floating. In DC mode operation, use L3 for DC+ and L2 for DC return, and leave L1 floating.

PINOUTS AND SOFTWARE SETUP

J1: Main Bus Power Input

J1 is used to bring the main AC/DC bus power into the Geo Brick Drive.
Pinouts and Software Setup 26
Geo Brick Drive User Manual
Caution
The main bus power should NEVER be applied if the 24V logic power is NOT applied.
Caution
Make sure that no motor commands (e.g. phasing, jogging, or open loop) are being executed by or sent repeatedly to the controller (PMAC) at the time of applying main bus power.
Caution
Main bus power should NEVER be applied or cycled if the 24V logic power is NOT applied.

Power On/Off Sequence

Powering up a Geo Brick Drive must obey the following procedure:
1. Apply 24V logic power
2. Wait a minimum of ~3 seconds
3. Apply main bus power
Powering down a Geo Brick Drive must obey the following procedure:
1. Disconnect main bus power
2. Wait a minimum of ~5 seconds
3. Disconnect 24V logic power

Cycling Main Bus Power

Newer and older Geo Brick Drives differ in the delay restrictions between main power cycles.
The newer models were introduced in October of 2012. They can be recognized by the 4-pin
terminal block 24V logic with STO connector.
The older models carry the Molex type 2-pin 24V logic connector
Pinouts and Software Setup 27
Geo Brick Drive User Manual
Caution
With older models, it is strongly advised NOT to cycle main bus power frequently and rapidly within a few seconds.
Caution
Older models of the 4-axis Geo Brick Drives’ main bus power should not be recycled in
less than ~ 3 minutes.
Older models of the 6- and 8-axis Geo Brick Drives’ main bus power should not be
recycled in less than ~ 6 minutes.
Note
With the older models of the 6-axis Geo Brick Drives it is possible to wire the external shunt resistor as a bleeding resistor to avoid the extended downtime delay. Contact Delta Tau for details.
Caution
Newer models of the 4-axis Geo Brick Drives’ main bus power should not be recycled in
less than ~ 5 seconds.
Newer models of the 6- and 8-axis Geo Brick Drives’ main bus power should not be
recycled in less than ~ 10 seconds.
Note
The addition of an external shunt resistor (e.g. GAR15 or GAR10) makes the residual power dissipation even faster.
Note
A red LED indicator, labeled “BUS”, on the front of the Geo Brick
Drive is illuminated when main bus power is applied.
Older Models of the Geo Brick Drive
With the older models of the Geo Brick Drives, cycling main bus power must obey the following warning restrictions. A delay should be inserted in either software, hardware or both to ensure that these restrictions are conformed.
With main bus power of 110 – 240VAC (single or three-phase):
Newer Models of the Geo Brick Drive
The newer models of the Geo Brick Drive are fitted with an internal shunt resistor (300W, 100-Ohm) which is also used as a bleeding resistor when the main bus power is removed. This allows a rapid discharge of the capacitors’ residual power, and shorter delay restrictions between main bus power cycles.
With main bus power of 110 – 240VAC (single or three-phase), and without an external shunt resistor, the following delay restrictions are strongly advised:
Pinouts and Software Setup 28
Geo Brick Drive User Manual
Caution
Main bus power lines should run in a separate duct (at least 12” or 30 cm away) from and should never be bundled with the I/O signal, communication, or encoder cables.

Recommended Main Bus Power Wiring/Protection

Grounding, Bonding
System grounding is crucial for proper performance of the Geo Brick Drive. Panel wiring requires that a central earth-ground (also known as ground bus bar) location be installed at one part of the panel. The ground bus bar is usually a copper plate directly bonded to the back panel. This electrical ground connection allows for each device within the enclosure to have a separate wire brought back to the central earth-ground.
Implement a star point ground connection scheme; so that each device wired to earth ground
has its own conductor brought directly back to the central earth ground plate (bus bar).
Use an unpainted back panel. This allows a wide area of contact for all metallic surfaces,
reducing frequency impedances.
Use a heavy gauge ground earth conductors made up of many strands of fine conducts. The Geo Brick Drive is brought to the earth-ground via one or two wire(s) connected to the
M4 mounting stud(s) through a heavy gauge multi-strand conductor to the central earth­ground.
Pinouts and Software Setup 29
Geo Brick Drive User Manual
Three-Phase Main AC Power Wiring Diagram
3-PHASE
TRANSFORMER
110-240 VAC
GND L1 L2 L3
PROTECTION EARTH
FUSE
FUSE
FUSE
MAGNETIC
CONTACTOR
L1
L2
L3
GND
Shielded
And
Twisted
EMC/EMI
FILTER
Phase-Phase
Voltage
Suppressors
Single-Phase Main AC Power Wiring Diagram
GND
Neutral
Line
PROTECTION EARTH
FUSE
FUSE
MAGNETIC
CONTACTOR
L2
L3
GND
Shielded
And
Twisted
EMC/EMI
FILTER
Phase-Phase
Voltage
Suppressors
Single Phase Source
110-240 VAC
Pinouts and Software Setup 30
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