Condition Sensors Designed to Produce High-Quality Results in a Variety of Rugged Environments CONDITION SENSING Rockwell Automation® offers an impressive line of Allen-Bradley® Condition Sensing products to meet virtually every application need. With models capable of detecting pressure, temperature, flow and level, Allen-Bradley® Solid-State and Electromechanical sensors and switches offer exceptional control for automatic operation of machines and processes. APPLICATIONS Pressure Temperature Flow Level • Pump control • Monitoring of pneumatic/ hydraulic systems • Machine tools • Monitoring clamping pressure • Air compressors • Lubricant and coolant pressures • Monitoring injection molding temperature • Automotive and machine tool • Hydraulics and batch processing • Ovens, machine coolants and die temperatures • Pump dry run protection • Ideal for monitoring cooling water circulation systems and pump functionality • Process leak, lubrication systems and filter monitoring in the beverage industry • Liquid level monitoring, not affected by foam • Filtering systems • Coolant and lubricant tanks • Pump protector program support • Overspill protection and leakage monitoring The illustration below demonstrates measurement of pressure, temperature, flow, and level using solid-state condition sensors to monitor a cooling circuit. Tank level monitoring Cooling system From Reactor Pump pressure monitoring To Reactor Cooling water storage tank Temperature and flow control Heat exchanger Rockwell Automation® knows Condition Sensing controls are vital components in today’s control systems. High-accuracy, new technology, and rigid standards are combined to manufacture these reliable world-class products. SOLID-STATE CONDITION SENSORS AND SWITCHES If you are looking for high accuracy, repeatability, a compact-fit and transmitter-based options, our microprocessor-based solid-state sensors are the ideal solution. Display Model (836E Pressure shown) Manual and software programmable Analog and discrete outputs Compact design for tight applications 4-digit 14-segment digital display High-visibility status LED Ultrasonic vibrating fork technology Wide variety of probe lengths Sanitary adapters available AC and DC models 4...20 mA analog output 316L Stainless steel sensing element 310º rotatable housing Level Model (840E shown) Non-display Model (837E Temperature shown) Operational verification with test magnet 316L Stainless steel fork ELECTROMECHANICAL CONDITION SWITCHES For AC loads and DC loads over 250 mA, these rugged NEMA-style electromechanical condition switches offer exceptional performance. 836 Pressure 836T Pressure Adjustable ranges 837 Temperature Bellows type available in copper alloy or Stainless steel Protective armor available in bronze or Stainless steel Standard and custom refrigeration controls available Wide variety of contact arrangements 2-circuit or 4-circuit electronically isolated contact blocks Direct vertical and horizontal inversion available PRESSURE Solid-State 836E Allen-Bradley® 836E pressure sensors are capable of measuring pressure of liquid, gas, vapor and dust. The product family consists of different pressure ranges from -15 to 6000 psi, offering both discrete and analog outputs. We offer a large number of process connections as well as sanitary adapters. Display Non-display • Rugged, corrosion-resistant 316L Stainless steel housing with IP66 enclosure rating • Rugged, corrosion-resistant 304 Stainless steel housing with IP65 enclosure rating • Operating pressures from -15...6000 psi (gauge) • Operating pressures from 0...6000 psi (gauge) • Four-digit 14-segment digital display • 4...20 mA analog output • Independently programmable dual PNP NO/NC outputs or 4...20 mA analog output with single PNP NO/NC • 316L Stainless steel sensing element • 316L Stainless steel sensing element • 4x turndown in pressure sensing range using PC software • Selectable units of measurement: kPa, psi, bar, or % Non-display Display Pressure Ranges (psig) -15…15 0…60 0…150 0…600 0…1500 0…6000 Electrical Outputs 2PNP 1PNP + 4…20 mA Enclosure Rating IP60 up to 60 psi, IP66 for all others Process Connections Male NPT 1/4” BSPP G1/4” SAE 7/16”-20UNF Female NPT 1/4” BSPP G1/4” SAE 7/16”-20UNF Sanitary Base switch 3/4” adapter 1…1.5” adapter 2” adapter Pressure Ranges (psig) 0…15 0…50 0…150 0…500 0…1500 0…6000 Electrical Outputs 4…20 mA Enclosure Rating IP65 Process Connections Male NPT 1/4” NPT 1/2” 1 /2” MNPT + 1/4” FNPT BSPP G1/2” BSPP G1/4” Flush mount PRESSURE Electromechanical 836 and 836T Allen-Bradley® 836 Pressure Controls are designed to control or monitor the operating conditions of many types of pneumatic or hydraulic applications. When properly applied they can improve processes and systems, protect expensive equipment, and help safeguard operators. Precisely engineered for exceptional repeat accuracy, the 836T Pressure Controls are designed to meet the traditional requirements of the transportation and machine tool industries. 836 836T • Adjustable differential ranges from 0.2 …125 psi • Externally adjustable differential from 1.5 …3000 psi • Copper alloy or Stainless steel bellows • Bellows type available in copper alloy or Stainless steel • Wide variety of contact arrangements • Piston type actuators available with or without seal 1 … 70 psi adjustable difference range • Standard and custom refrigeration controls available • Adjustable differential from 1 … 50 psi 836 Pressure Ranges (psig) 30 in. Hg vac to 900 psi (Independently adjustable trip/reset and differential settings) Electrical Outputs Non-inductive 5A, 240V / 3A, 600V Control Circuit AC-125 VA, 24….600V DC - 57.5VA, 115…..230V Pilot Light Indicator (Optional) Enclosure Rating Open Type, Type 1, 4X, 4 & 13, 7 & 9 and 4 & 13 combination 836T Process Connections /4” FNPT /8” FNPT 7 /16”-20 SAE copper tubing 1 3 Pressure Range 30 in. Hg vac to 5000 psi (Independently adjustable trip/reset and differential settings) Electrical Outputs 2 Circuit - NEMA A600 4 Circuit - Nema B150 Pilot Light Indicator (Optional) Enclosure Rating Type 4 & 13 and 7 & 9 and 4 & 13 combination Style T - Type 1, 4 & 13, IEC IP66 Process Connections NPT 1/4” NPT 1/2”, 1 /2” MNPT + 1/4” FNPT BSPP G1/2” BSPP G1/4”, Flush mount TEMPERATURE Solid-State 837E Allen-Bradley® Temperature sensors are capable of measuring temperature in liquids, gases and vapors in the range from -50 to 150°C (-58 to 302°F). Three different probe insertion lengths are available for Display and Non-display models. Display Non-display • Rugged, corrosion-resistant 316L Stainless steel housing with IP66 enclosure rating • Rugged, corrosion-resistant 316L Stainless steel housing with IP67 enclosure rating • Media temperature range from -50...150°C (-58...302°F) • Media temperature range from -50...150°C (-58...302°F) • Operating temperature from -40...85°C (-40...185°F) • Operating temperature from -40...85°C (-40...185°F) • Four-digit 14-segment digital display • Independently programmable dual PNP N.O./N.C. outputs or 4...20 mA analog output with single PNP N.O./N.C. output • 4...20 mA analog output PC programmable via the M12 connector • 316L Stainless steel probe • 316L Stainless steel probe • Selectable units of measurement: °C, °F, or °K 837E Non-display 837E Display Probe lengths 50 mm 100 mm 200 mm Electrical Outputs 2PNP 1PNP + 4…20 mA Enclosure Rating Process Connections Male NPT 1/4” NPT 1/2” BSPP G1/4” BSPP G1/2” Sanitary Base switch 1…1.5” adapter 2” adapter IP66 Electromechanical 837 Allen-Bradley® 837 Electromechanical Temperature Controls are rugged, industrial-grade solutions that use vapor pressure technology to sense changes in temperature. • Packing glands in brass and thermostat wells in either brass or Stainless steel are available • Adjustable ranges from -60°... +570°F • Adjustable differential from 2°... 87°F • Wide variety of contact arrangements Probe lengths Process Connections 50 mm 100 mm 200 mm Electrical Outputs 4…20 mA Enclosure Rating Male NPT 1/4” NPT 1/2” BSPP G1/4” Sanitary 1…1.5” adapter 2” adapter IP67 837 Electromechanical Probe lengths Direct Immersion (Horizon and Vertical) or Remote Bulb and Capillary Sensing Element (Standard lengths - 3, 6, 12, 20 and 30-foot lengths) Electrical Outputs Non-inductive - 5A, 240V / 3A, 600V Control Circuit - AC-125 VA, 24….600V DC - 57.5 VA, 115…..230V Pilot Light Indicator (Optional) Enclosure rating Open Type, Type 1, 4X, 7 & 9, 4 & 13, and 4 & 13 combination Process Connections NPT 1/2 & 3/4 and Direct immersion FLOW Solid-State 839E Allen-Bradley® 839E Flow Sensors monitor and display liquid media flow rate in the range from 0.03 to 3 m/s (0.1 to 9.84 ft/s). Available with two different probe insertion lengths, this sensor is capable of measuring both flow and temperature. • Rugged, corrosion-resistant 316L Stainless steel housing with IP66 enclosure rating • Flow rates of liquid media (calorimetric measuring principle) in the range from 0.03...3 m/s (0.1...9.84 ft/s) • Four-digit 14-segment digital display • Dual N.O./N.C. programmable PNP outputs or 4...20 mA analog output with single PNP output • 316L Stainless steel probe • Selectable units of measurement: °C, °F, or % 839E Probe lengths 30 mm 100 mm Enclosure rating IP66 Electrical outputs 2PNP 1PNP + 4…20 mA Process Connections Male NPT 1/4” NPT 1/2” BSPP G1/4” BSPP G1/2” Sanitary Base switch 1…1.5” adapter 2” adapter LEVEL Solid State 840E Allen-Bradley® 840E level switches are microprocessor based and designed to withstand harsh industrial conditions and wash-down applications such as liquid level monitoring in tanks, containers and pipelines. Available in both AC and DC versions, these switches are not affected by foam and are immune to vibration and build-up. • Rugged, corrosion-resistant 316L Stainless steel housing with IP66/67 rating for DC type and IP65 for AC type enclosure • DC PNP version with M12 connector • AC version with NPT /2” valve connector 1 • 316L Stainless steel sensing element • On-site control via high-visibility status LED • Discrete NO/NC level switch is based on ultrasonic vibrating fork technology • Easy-to-install Solid State 840E Power supply DC-PNP with M12 connector AC with NPT 1/2” valve connector” Enclosure Rating IP65 (AC version) IP66/67 (DC version) Electrical Outputs NO/NC Process Connections Male NPT 1/2” NPT 3/4” BSPP G1/2” ACCESSORIES Sanitary Connections • Ideal for Food & Beverage and pharmaceutical applications • Available for solid-state pressure, temperature and flow sensors • 11/2” and 2” sanitary clamps (standard tri-clamp configuration) are available for the 836E, 837E and 839E models. Also a 3/4” clamp is available for the 836E display sensor. • Flush fittings for contact with consumables • 3A approved ReadWin 2000 Software • Free programming software for solid-state sensors • Quick setup for multiple sensors • Store parameters for easy sensor replacement • Charting feature stores and displays historical device parameters Connectivity Rockwell Automation® offers a complete line of Allen-Bradley® patchcords and cordsets for use with condition sensors. Refer to our Sensors catalog for the full range of connectivity solutions. Rockwell Automation® offers a breadth of quality Allen-Bradley® components to fit your specific needs. In order to assist you with your component selection, we offer a variety of configuration and selection tools. Local Distributor Call 1.800.223.3354 to contact your local Distributor today. http://www.rockwellautomation.com/distributor/ Condition Sensors Website Check out our Website to learn how our Condition Sensors can help you. Connect to our online catalog from the web to perform product searches, download pages in pdf format, receive helpful installation tips and so much more. http://ab.rockwellautomation.com/Sensors-Switches/Condition-Sensors Product Selection Toolbox applying our products. http://www.rockwellautomation.com/en/e-tools/ guration tools assist you in choosing and Catalogs nd an extensive selection of essential Allen-Bradley component products. http://www.ab.com/catalogs/ Publication 836E-BR001B-EN-P – May 2011 Copyright ©2011 Rockwell Automation, Inc. All Rights Reserved. Printed in USA.