Dart Controls, Inc.
Zionsville, IN 46077
Feb 13, 2008 Microprocessor-based DP4 Series is suitable for new equipment as well as retrofitting ac or dc drive systems where precise, repeatable speed setting and digital readout are desired. Unit also supports bipolar connections with power supplies of ±10 Vdc or lower for either regenerative or standard relay reversing control applications.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Feb 06, 2008 Model PE60 provides resistance ranges from 1W to 1MW, dielectric strength of 2,500 Vrms, max operating torque of 4.3 oz.-in., and end stop torque of 6 lb.-in. Cermet element features 6 W power rating at 50°C and standard ±20% tolerance. Operating temperature range is 55 to +125°C. With bushing threads and fully sealed package, device is designed for industrial, aeronautic, and heavy duty control applications.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
Jan 22, 2008 Measuring 19.7 mm diameter, 2 W Sfernice P30L features fully sealed IP67 package with pure Sn terminals and cermet element. Unit offers max operating torque of 4.25 oz/in., end stop torque of 99 oz-in., and 4 resistance values from 1-50 kW over 44.7-300 V working range, with 3% typical contact resistance variation. Operating temperature range of -40 to +100°C ensures reliable operation even in extreme environments.

Microchip Technology, Inc.
Chandler, AZ 85224 6199
Oct 26, 2007 Specified over -40 to +125°C range, models MCP4141/2, MCP4241/2, MCP4161/2, and MCP4261/2 can be controlled digitally through SPI interface. All 7- and 8-bit devices feature non-volatile memory for retaining settings at power down, and maximum static current consumption of 5 µA helps extend battery life. Depending on model, packaging options include 8-pin, 3 x 3 mm, DFN, MSOP, PDIP and SOIC; 10-pin MSOP; 10-pin, 4 x 4 mm QFN; and 14-pin SOIC, PDIP, TSSOP packages.

BI Technologies Corp.
Fullerton, CA 92835-1051
Sep 05, 2007 Available with linear and audio tapers, RoHS-compliant Model P260 is sealed for use in dusty or contaminated environments and features conductive plastic element with up to 6 gangs. Square 12.7 mm potentiometer, with 0.5 W power rating, has IP66 ingress protection and is offered with various detent and rotary switch options. Besides resistance from 500 W to 1 MW, characteristics include tolerance to ±10%, max input voltage of 350 Vac, and dielectric strength of 1,500 Vac.

Spectrum Sensors & Controls, Inc.,
Grass Valley, CA 95945
Aug 31, 2007 Powered by Micro M6 motor, 0.906 in. dia motorized rotary potentiometer uses passivated stainless steel shaft and has turret-type, side-located, gold-plated terminals. Clutch module housing is anodized aluminum, and product utilizes co-molded conductive plastic element. Along with 100,000-cycle (min) rotational life, characteristics include electrical angle of 340° absolute, output smoothness of 0.1% max, and absolute linearity of ±0.5 at center tap.

austriamicrosystems AG
Schloss Premstaetten A 8141  Austria
Aug 30, 2007 Available with 10, 50, and 100 kW resistance, Model AS1506 is 8-bit, 256-tap, and SPI-interfaced nonvolatile digital potentiometer that uses maximum power of 500 nA during standby and 200 A (max) during operation including CMOS write current. It offers resistance temperature coefficient of 90 ppm/°C, integral nonlinearity (INL) of ±0.5LSB (max), and differential nonlinearity (DNL) of ±0.5LSB (max). Unit comes in small 8-pin TDFN 3 x 3 mm packaging.

Vishay Intertechnology, Inc.
Malvern, PA 19355 2143
May 22, 2007 Equipped with cermet element and US bushing threads in sealed package, Model PRV4 is intended for industrial control panel, heavy-duty control, and position control applications. Resistance range is from 20 W to 10 MW with 1% typical contact resistance variation. Measuring 19.6 mm diameter, potentiometer features max operating torque of 4.3 oz-in., end stop torque of 6 lb-in., and operating temperature of -55 to +125°C.

BI Technologies Corp.
Fullerton, CA 92835-1051
May 02, 2007 Sealed to withstand harsh environments, Model P232 is specified over -10 to +85°C range and features dual-gang availability along with both linear and audio tapers. This RoHS-compliant, 24 mm rotary potentiometer has resistance range of 1 kW to 1 MW and standard tolerance to ±10%. Max input voltage is 200 Vdc, with dielectric strength of 500 Vac, and applications include joysticks, foot pedals, industrial controls, position sensors, and board mounted panel controls.

BI Technologies Corp.
Fullerton, CA 92835-1051
Apr 02, 2007 Suitable for panel mount configurations, 27 mm Model P270 features conductive, plastic design with resistance range of 1 kW to 1 MW and standard tolerance to ±10%. Power ratings are 2 W at 70°C, with max input voltage of 500 Vdc and dielectric strength of 1,000 Vac. RoHS-compliant potentiometer is offered with dust proof option, as well as full seal, center tap, and dual gangs.

Singular Controls, Inc.
Tarrytown, NY 10591
Jan 25, 2007 Comprised of panel-mounted pushbuttons, E-stops, selector switches, potentiometers, and flat and protruding LED-based indicator lights, 22.5 mm Series N control units suit applications requiring IP67 submersibility and IP69K sealing requirements for up to 120°C high-pressure hot water/steam jet cleaning. Surface geometries facilitate cleaning, and sealing design protect against ingress of contamination. Products come with screw terminals or WAGO cage clamps.

Singular Controls
Tarrytown, NY 10591
Jan 19, 2007 Designed to tolerate UV light and Ozone, 22.5 mm Series N includes panel-mounted pushbuttons, E-stops, selector switches, potentiometers, and flat and protruding LED-based indicator lights. Sealing design protects gaps between fixed and moving parts against ingress of contamination. All meet IP67 submersibility and IP69K sealing requirements for up to 120°C high-pressure hot water/steam jet cleaning. Units are available with screw terminals or WAGO cage clamps.

Spectrum Sensors & Controls, Inc.,
Grass Valley, CA 95945
Jan 10, 2007 Suited for aerospace applications, 0.500 in. dia, 2.500 in. long linear potentiometer provides rotational life of 10 million cycles with output smoothness of 0.1% maximum. Device features electrical stroke length of 1.50 in. and independent linearity of +1%, as well as infinite resolution. With passivated SS housing and co-molded conductive plastic element, they include lead wires of 24 AWG that are 60.0 in. long.

Gefran ISI, Inc.
Winchester, MA 01890
Dec 06, 2006 Featuring IP67 rating, Models LT67, PC67, PZ67-A, and PZ67-S can be installed in environments where resistance to dust, or temporary resistance to liquid immersion, is required. Model PC67 offers stroke lengths from 50-750 mm and features M12, 4-pole electrical connector. With stroke lengths from 25-300 mm, Model PZ67-S features M12, 4-pole connector and Model PZ67-A has M18, 3-pole connector. Model LT67 provides stroke lengths from 50-900 mm and is suited for plastics processing applications.

Celesco Transducer Products, Inc.
Chatsworth, CA 91311
Dec 04, 2006 Featuring aluminum or SS housing, IP68 rated string pots are used to measure linear position, using flexible cable and spring-loaded spool. Units have linear measurement ranges of 2-1,700 in. (PT8000 and PT9000 models), and rotary ranges from 1/8-200 turns (RT8000 and RT9000 models). They can be specified with 100 ft of molded electrical cable, with potentiometer, 4-20 mA, or 0-10 Vdc output options available.

Spectrum Sensors & Controls, Inc.,
Grass Valley, CA 95945
Oct 03, 2006 With min rotational life of 50 million cycles, 0.500 in. dia servo mount rotary potentiometer is designed for limited-space locations that require angular precision position feedback. It has 6 in. AWG lead wires to facilitate installation and offers 0.1% max output smoothness. Available with terminals located out back and various connector configurations, potentiometer provides electrical angle of 340° ±1° and independent linearity of ±0.5%.

BI Technologies Corp.
Fullerton, CA 92835-1051
Sep 26, 2006 Featuring 22 mm dia, 6130 series low profile single turn potentiometers include ¼ in. slotted shaft and .375 in. bushing. Conductive plastic potentiometers have 1-100 kW resistance range, and independant linearity of ±1%. Model 6137 with standard mounting configuration is capable of 5 million shaft revolutions, and is suited for closed loop control systems. With lifespan of 10 million shaft revolutions, 6138 withstands 1 lb side load and suits applications with severe mounting restrictions.

Spectrum Sensors & Controls, Inc.,
Grass Valley, CA 95945
Jul 12, 2006 Miniature square motorized potentiometer features 1.550 in. square mounting flange, 22 AWG 9.5 in. min. lead wire for motor, and 28 AWG 9.5 in. min. wire for potentiometer. Unit provides 340°±1° electrical angle, 1.0 W @ 70°C power rating, and ±5% independent linearity and uses passivated stainless steel shaft with 0.625 in. flatness. Sensor has anodized aluminum housing and suits medical shutter control sensor applications.

Microchip Technology, Inc.
Chandler, AZ 85224 6199
Mar 03, 2006 Offered in 5- and 6-pin SOT-23 as well as 2 x 3 mm DFN packages, 6-bit MCP40xx series offers typ power consumption of 0.3 µA and 1.8 V operation for handheld equipment and portable applications. Models MCP4011, MCP4012, MCP4013, and MCP4014 exhibit Integral and Differential Non-Linearity of ½ LSB max and operate in temperatures from -40 to +125°C. End-to-end temperature coefficient is 100 ppm typ, while ratiometric temperature coefficient is 10 ppm typ.

Micronor
Newbury Park, CA 91320
Dec 21, 2005 Able to automate existing systems, MR267 remotely controls motorized potentiometer and/or rotary cam switch via 4-20 mA current loop, 0-2.5 V input, or external potentiometer. User-specified potentiometers provide absolute positional feedback information or function as variable resistor in analog control or bridge circuit. Rotary limit switches are programmed, via cams, to electrically control events or provide status at pre-stages.