Linear guides
Type RSR1M and RSR2M linear motion guides are just a few millimeters in width.
Features & benefits
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RSR1M rail is 1 mm wide; RSR2M is 2 to 4 mm wide
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Minimal rolling resistance; four-way equal load ratings
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Martensitic stainless-steel blocks, rails, and balls withstand harsh environments
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Heights range from 2.5 to 4 mm; block widths from 4 to 10 mm; block lengths from 6.2 to 17 mm
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Load ratings from 37 to 307 N (dynamic) and from 58 to 435 N (static)
THK America Inc.
Schaumburg, Ill.
(847) 310-1111
www.thk.com
Circle 211
Digital controller card
VT-HACD-1 digital amplifier accepts analog voltage/current and digital SSI or incremental feedback with algorithms for controlling electrohydraulic drives.
Features & benefits
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Used as a closed-loop control card or command-value generator
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Pre-programmed for servo and proportional valves with 32 predefined function blocks
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Supports six software-switchable analog inputs and three outputs, eight programmable digital inputs, and seven configurable digital outputs
Bosch Rexroth Corp.
Lehigh Valley, Pa.
(610) 694-8298
www.boschrexroth-us.com
Circle 212
Linear stages
The FB series stage utilizes ceramic servomotors and comes in many sizes.
Features & benefits
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Slides from 50 to 150 mm wide
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Based on crossed roller bearings; contain a non-contact linear encoder
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Position resolution ranges from 1 m to 10 nm
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Compatible with single and multiaxis configurations with xy or xyz mounting options
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Vacuum rated and non-magnetic versions available
Nanomotion Inc.
Ronkonkoma, N.Y.
(800) 821-6266
www.nanomotion.com
Circle 213
Single-piece flexible couplings
Single-piece couplings compensate for mechanical movement irregularities such as angular and skewed misalignment, parallel offset, and axial motion.
Features & benefits
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⅜ to 3 in. OD; 15, 20, 25, 30, 40 and 50 mm available
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Made from aluminum or stainless steel
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No maintenance, backlash, or lubrication
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Provide constant rotational velocity and smooth bearing loads
Helical Products Co. Inc.
Santa Maria, Calif.
(805) 928-3851
www.heli-cal.com
Circle 215
Compact position sensors
TEX series of position sensors combine a compact housing — 18 mm diameter — with pressure equalization.
Features & benefits
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Stroke lengths to 300 mm
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Linearity of ±0.05%; resolution better than 0.01 mm
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Pivot heads provide a large angle of free movement to eliminate side-load error
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Operating life of up to 20 million movements
Novotechnik US Inc.
Southborough, Mass.
(508) 485-2244
www. novotechnik.com
Circle 214
Helical planetary gearheads
Helical planetary precision gearheads attach directly to servo and stepper motors.
Features & benefits
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Planet carrier; input and output sealing design
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Heat and surface-treated
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Black anodized aluminum or epoxy-coated housings; stainless-steel gearhead parts
Boston Gear, div. of Altra Industrial Motion
Quincy, Mass.
(888) 999-9860
www.bostongear.com
Circle 216
Interface box
EIB 192 external interface box changes signals from analog to digital.
Features & benefits
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Input frequency is less than or equal to 400 kHz
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Converts sine/cosine signals to EnDat 2.2
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Lets incremental encoders with 1-Vpp signals be used as part of an absolute system
Heidenhain Corp.
Schaumburg, Ill.
(847) 490-1191
www.heidenhain.com
Circle 217
Ring slide and track system
HDRT heavy-duty system combines flexibility and function of the PRT ring track system with size and strength of the HDS slide system.
Features & benefits
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Supports loads up to 40 kN
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Single edge rings from 512 to 1656 mm diameter, with optional integral gear
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Internal and external V rings suit three bearing sizes and two lubricators; available in seven sizes, and two precision grades
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High-strength aluminum alloy fixed center or bogie carriages are available with 64 or 95 mm diameter; 120 mm optional
Bishop-Wisecarver Corp.
Pittsburg, Calif.
(888) 580-8272
www.bwc.com
Circle 218
Bus terminal controllers
BX9000 bus terminal controller is DIN rail mountable, with direct connection to bus terminal I/O system of more than 180 terminal designs.
Features & benefits
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256 Kbyte program memory and a 256 Kbyte data memory
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Display has 2 lines of 16 characters each and joystick switch for user interaction or diagnostic information
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Interfaces with ModbusTCP, ADS/TCP, ADS/UDP, BootP, DHCP, SNTP, and SMTP
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RS232 and RS232/RS485 serial interfaces are integrated for programming and connecting more serial devices
Beckhoff Automation LLC
Burnsville, Minn.
(952) 890-0000
www.beckhoffautomation.com
Circle 219
Programming software
LabView 8.20 graphical programming system supports text-based math with MathScript, improves control design and simulation performance, and accelerates development of real-time system prototypes.
Features & benefits
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Allows mix-and-match of m-files and LabView scripts
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Incorporates algorithms from standard math packages such as Maple, Mathcad, and Scilab
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Improves PID and advanced control bandwidth by a factor of 19 and execution of simulations by a factor of nine
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Integrates control algorithms and plant models from third-party platforms
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FPGA Wizard automatically generates I/O code and timing structures for quick prototype designs
National Instruments Corp.
Austin, Tex.
(800) 258-7022
www.ni.com
Circle 220
Anti-backlash nuts
C-series nuts optimize system stiffness without sacrificing life or increasing drag torque.
Features & benefits
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Eliminate clearance between threads of nut and threads of leadscrew
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Eliminate backlash by pushing two nuts away from each other
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Self-lubricating polyacetal and precision-rolled 303 stainless-steel screw material provides smooth operation
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Available in many diameters and leads
Haydon Switch & Instrument Inc.
Waterbury, Conn.
(203) 756-7441
www.hsi-inc.com
Circle 221