Georg Fischer Piping Systems
Tustin, CA 92780
Dec 09, 2005 Designed to perform as all-in-one controller or function as transmitter for multiple parameters, Signet 8900 allows mixing and matching of up to 6 sensor types including flow, pH, ORP, conductivity/resistivity, pressure, temperature, and level. For HVAC applications, BTU calculator can execute heating and cooling, 2 cooling, or 2 heating functions simultaneously. It also allows user-selection of up to 9 heating and cooling totalizer units and up to 6 power units.

AEC, Inc.
Wood Dale, IL 60191
Nov 09, 2005 With temperature range to 550°F, Series TDH-6 offers pumping rates of 90, 150, or 200 gpm; 50-200 kW heater; and heat exchangers from 3.9-21 sq ft. Standard ¼ DIN controls feature NEMA 12 electrical control enclosure, pressure-actuated bypass valve, PID control for heating and cooling, 4 line x 20 character LCD display, as well as setpoint, To Process, From Process, and DT displays. Mechanical seal pump, autovent, auto shutdown, and manual bypass are optional.

Geocorp Inc.
Huron, OH 44839
Aug 25, 2005 Available in thermocouple wire or assemblies, GeoSpec™ ensures tight temperature margins in heat treating industry. It permits half limits of error to ±2°F or ±0.2%, whichever is greater, and is designed to help heat treaters meet audit specifications and requirements placed on them by aerospace and automotive industries.

Watlow
St. Louis, MO 63146
Aug 17, 2005 Series SD 1/32 DIN panel-mount PID controller is available with optional countdown timer that supports timed temperature/process control, as well as on/off timing for variety of external devices such as pumps, fans, and lamps. Set point can be programmed to control at timer set point value during timing period, and then revert to static set point value when countdown time has elapsed. Display can be programmed to show countdown time, process value, or set point.

Weiss Instruments, Inc.
Holtsville, NY 11742
Aug 09, 2005 With ability to record and control critical temperatures, XJ500® and web-based XWEB® Systems are suited for restaurants, institutional food service operations, convenience stores, supermarkets, and food process installations. Users can start with Smart Only package with alarms and grow to Internet-based control and supervisory system with ability to see temperatures, compressor, fan, and defrost run times. Alarms can be faxed or e-mailed to multiple locations.

HBControls, Inc.
Fall River, MA 02720
May 10, 2005 HBC-EZ series features pre-installed controller wiring harness for single-phase, 3-phase/2-pole, or 3-phase/3-pole applications. Relays offer zero cross-switching, max output of 6 A/pole at 40°C ambient temperature, and input control voltage range of 4-15 Vdc for dc model and 90-140 Vrms for ac model. Mounted on DIN rail clip and measuring 3 x 9 in., controls are suited for use in plastics molding, semiconductor manufacturing, medical, and food processing equipment.

Omron Electronics LLC
Schaumburg, IL 60173
May 05, 2005 Digital E5_N series includes ¼ DIN E5AN, 1/8 DIN E5EN, and 1/16 DIN E5CN models, which combine 3-phase heater burnout detection, parameter masking, and 2-step programmer. Front panel design has 3-color, 11-segment LCD for process value interpretation. Controllers, sealed to IP66, have flat membrane front and accept analog inputs for extended functionality in pressure, flow rate, level, humidity, and rate control applications.

Siemens Building Technologies, Inc.
Buffalo Grove, IL 60089
Apr 08, 2005 RWD Series non-communicating, electronic HVAC devices have LCD display to view setpoint, temperature, and output characteristics. Pre-programmed applications facilitate set-up of parameters. Able to use 1,000 ohm nickel, 1,000 ohm platinum, or 0–10 Vdc input sensor, series includes 120/24 Vdc power transformer with LED indicator and integral self-resetting primary fuse. Plug-in terminals simplify wire terminations for powering controller and optional time clock.

Leonard Valve Co.
Cranston, RI 02910
Mar 29, 2005 Models TM-420, TM-520, TM-820, TM-920, TM-1520A, and TM-2020A adjust to varying flow requirements for tempered water in industrial facilities. They feature DURA-trol® solid bimetal elements, integral supply checkstops, wall supports, cast lever handles, and locked temperature regulators. Products are offered from ¾ in. inlet with 1 in. outlet and flow rates from 1.0–35 gpm to 2 in. inlet with 2 in. outlet and flow rates from 1.0–190 gpm.

Selco Products Co.
Anaheim, CA 92805-4842
Feb 10, 2005 Model 2696-C is designed for cold on/off temperature control while model 2697-C provides cold control with added functionality of defrost cycle control. Controllers provide high accuracy on/off control for temperatures between -40° and +50°F. Model 2696-H suits hot on/off control for temperatures from 32–285°F. Applications include commercial and consumer appliances, cooking equipment, refrigerated and frozen food storage, chillers, and HVAC equipment.

Leonard Valve Co.
Cranston, RI 02910
Jan 31, 2005 Megatron® is designed for hot water systems in new building construction and renovation applications. System components are mounted on galvanized strut. Dial thermometers on hot, cold, mixed, and return piping lines provide complete system monitoring. Mixed water capacity is from 0.5–190 gpm. Integral return piping incorporates circulator, aquastat, check valves, bypass piping, and balancing valve.

Selco Products Co.
Anaheim, CA 92805-4842
Jan 13, 2005 Models 2696/7/8/9 feature single or dual channel temperature sensing, differential of 2°F, thermistor temperature sensing accuracy of ±2°F, and setpoint adjustment of 1°F resolution, which can be set by potentiometer or optional digital user panel. Depending on model, controls come with bi-color LED indicators and 1–3 output drives up to 30 A. Users can select from temperature control range of –40 to 50°F for cold controls or 90 to 250°F for hot controls.

Chromalox
Pittsburgh, PA 15238
Jan 12, 2005 Electrically heated, 100% efficient HACS produces zero emissions. Available for up to 150 kW and 7,000 scfm air at 5 in. WG, unit is suited for temporary on-site comfort heat, curing plaster, drying paint, spot heating for personnel, and freeze protection for equipment. High limit temperature and low limit airflow controls ensure safety during operation. Painted carbon steel construction offers weather resistance, and all electrical enclosures are NEMA 4 rated.

Siemens Building Technologies, Inc.
Buffalo Grove, IL 60089
Aug 16, 2004 TALON® Predator® Three Zone Controller provides control of up to 3 rooms or zones, with simple setup of individual or averaged sensing, bypass override, and setpoint for each area. LonMark®-certified controller utilizes 6 input, 8 digital output, and 3 analog output platform that accommodates 3 room sensors along with existing 4 PID loops for general-purpose control and I/O point expansion for any points not used as part of application control.

Danaher Industrial Controls
Gurnee, IL 60031
Aug 04, 2004 Designed to improve temperature and process control, + (Plus) Series includes 1/16, 1/8, and ¼ DIN size models 1160+, 1800+, and 1400+ respectively. Equipped with programming interface and plug and play options format, they provide flexible control over processes via dual setpoints that can be selected from remote location. Controllers feature PID control of processes, 3 programmable outputs, transmitter power supply option, and auto-detection of hardware modules.

Greenheck
Schofield, WI 54476 0410
Aug 04, 2004 Providing complete evaporative cooling control, Water Wizard™ measures outside temperature and humidity and adjusts water supply to provide required amount of water for maximum evaporative cooling. On cool or humid days, product reduces water supply, while on hot or dry days, it increases water supply to meet increased maximum cooling potential. Design facilitates accurate set-up and operation, and cooling levels can be adjusted in-field.

Selco Products Co.
Anaheim, CA 92805-4842
Apr 08, 2004 Microprocessor-based Model 2901 features max operating temperature of 158°F with 0–90% RH. Four-digit, .56 in. LCD displays temperature and time in low-light conditions. Available with temperature control only, or with time and temperature control, digital unit includes SSR drive output and 0.23 in. quick-connect input and output connections. Controller requires Type J thermocouple sensor and solid-state relay. Input voltage is factory-fixed or user-selectable.

Wayne Combustion Systems
Fort Wayne, IN 46803
Mar 23, 2004 Hydronix Triple Limit Boiler Control features multi-position mounting capabilities, aluminum casing, replaceable plug-in sensors, solid-state relays, and LED indicators with diagnostics. Redundant safety systems monitor relays and sensors and instantly detect errors. Computerized supervisory systems ensure that every aspect of control is operating properly before heat cycle is started.

Norgren
Littleton, CO 80120
Dec 03, 2003 Temperature/Level Switch is available with variety of switching configurations and temperature settings. Floats are provided as normally open on stems, but can be reversed to normally closed when specified. Switch wiring and installation is through one opening. Suitable for water and hydrocarbons, switch has max operating pressure of 150 psi. Operating temperatures are from -40 to +225°F in oil and -40 to +180°F in water.

Siemens Building Technologies Ltd.
Sudbury, ON P3A 2A3  Canada
Oct 27, 2003 Predator® VAV Actuator integrates LonMark® certfied VAV controller in OpenAir direct-coupled damper actuator designed for 3-position floating control. Unit provides control of pressure-independent, single duct VAV/CV zone boxes. Preprogrammed control logic is configurable for variety of applications, including cooling or heating, fan, occupancy, and lighting control.