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Conductivity Controllers ORP Controllers
pH Controllers TDS Controllers
Controllers--Temperature
Controllers
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Local Alarm Module
Thermo Revco Local Alarm Module

The local alarm module includes solid-state electronics with remote alarm contacts, temperature failure indicator light and audible warning of temperature deviation. Long-life, continuous charging battery back-up operates alarm during power failure.
7-Day Controller
24-Hour & Traceable® 7-Day Controller
This item may qualify for free shipping.

Eight outlets. Pins constantly display all time settings. Raise or lower pins to set trip times.
Walkaway Controllers
Traceable® Walkaway Controllers
This item may qualify for free shipping.

Switch equipment on/off instantly with manual override.
24-Hour/7-Day Controller
24-Hour/7-Day Controller
This item may qualify for free shipping.

Easy to use. Set any 15-minute increment or 2-hour increment. Repeats daily or weekly.
CONTROLLERS ECONOMY
CONTROLLERS ECONOMY

Hertz 50/60
Process Development Heating, Chilling, Stirring
Process Development Heating, Chilling, Stirring
This item may qualify for free shipping.

Precise Temperature Control Ensures All Chemical React. . .
Barnstead CONTROLLED TEMPERATURE REFRIGERATOR
Barnstead CONTROLLED TEMPERATURE REFRIGERATOR

The following Barnstead CONTROLLED TEMPERATURE REFRIGERATOR is available in under the counter models as well as upright.
TEMPERATURE CONTROLLERS
TEMPERATURE CONTROLLERS

Temperature Controllers have a digital display of chamber temperature and set point with adjustable programmable over temperature protection (OTP.) Ideal for use in the Marine Biology, Substance Abuse Testing, and Water Testing Industries.

ECONOMY SOLID TUBE CONTROL GROUP
ECONOMY SOLID TUBE CONTROL GROUP

Economy Solid Tube has a 1200° C max temperature range and operates in the horizontal or vertical position. Ideal for applications in the Water & Wastewater, Fiber Optics, Food & Beverage, Paper Manufacturing, and Plastics Industries.

CONTROLLERS ECONOMY
CONTROLLERS ECONOMY
This item may qualify for free shipping.

Practical, low cost temperature control for heating tapes, mats and mantles. Built-in cycle and "Power On" lights for quick operation...
CONTROLLERS
CONTROLLERS
This item may qualify for free shipping.

The MC810B is supplied with PTFE covered platinum resistance thermometer for measurements to 270°C. Zinc die-cast outer case is suitable for use on the bench or can be mounted on a 0.5" (12.7 mm) support rod...
CONTROLLERS
CONTROLLERS
This item may qualify for free shipping.

The MC810B is supplied with PTFE covered platinum resistance thermometer for measurements to 270°C. Zinc die-cast outer case is suitable for use on the bench or can be mounted on a 0.5...
DigiTrol  II
Glas Col - DigiTrol II

DIGITROL II
The DigiTrol II uses a 1/16 DIN microprocessor-based, user-sele…
RampTrol
Glas Col - RampTrol

RAMPTROL
This microprocessor-based ramping control provides four-file/24-st…
Low Profile Controls
Glas Col - Low Profile Controls

LOW PROFILE CONTROLS
The low profile temperature controls feature a 1/32 DI…
Low Profile Controls
Glas Col - Low Profile Controls

LOW PROFILE CONTROLS
The low profile temperature controls feature a 1/32 DI…
RESISTIVITY CAL
RESISTIVITY CALIBRATION MODULE

Aquaswitch II models require a CS series sensor. These reliable sensors feature integral temperature sensors to ensure accurate and rap. . .
Hanna Instruments-pH Controller & Pump
Hanna Instruments-Black Stone pH Controller & Pump
This item may qualify for free shipping.

The following item is a Black Stone pH Controller and dosing pump in one compact unit allowing for accurate proportional dosing and unbeatable performance.
Hanna Instruments-ORP Controller and Pump
Hanna Instruments-ORP Controller and Pump Hanna Instruments
This item may qualify for free shipping.

The following item is a ORP controller and dosing pump, by Black Stone, in one compact unit monitoring the proportional dosing as the level of ORPapproaches the set value to avoid over dosage of oxidizing or reducing agents.
HI 21 Hi-Tech pH Controllers
Hanna Instruments-HI 21 Hi-Tech pH Controllers
This item may qualify for free shipping.

The HI 21 controllers are simple-to-operate, microprocessor-based process meters packed with features.
HI 22 Advanced ORP Controllers
Hanna Instruments-HI 22 Advanced ORP Controllers
This item may qualify for free shipping.

The HI 22 controllers have been engineered with the same outstanding features as the HI 21 meters.
pH/ORP Controllers
Hanna Instruments-HI 504 State of the Art Customizable pH/ORP Controllers
This item may qualify for free shipping.

The HI 504 series pH/ORP controllers are ideal for real time control of up to 32 installations.
Hi-Tech Conductivity and TDS controllers
Hanna Instruments-HI 710 Hi-tech conductivity and TDS controllers
This item may qualify for free shipping.

The HI 700 series of regulators offer state-of-the-art specifications for your process control.
HI 7871 & HI 7873 Mini Level Controllers
Hanna Instruments-HI 7871 & HI 7873 Mini Level Controllers
This item may qualify for free shipping.

Hanna provides you with two models of level controllers HI 7871 and HI 7873 to choose from.
Panel Mount Irrigation/Fertilization Controllers
Hanna Instruments-HI 8001 F1 Panel Mount Irrigation/Fertilization Controllers
This item may qualify for free shipping.

16 digital inputs for temporary break, conditional stop, irrigation count, differential pressures and fertilizer, acid, mixing and external...