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New from WIKA
New HART® Pressure Transmitter with Display
WIKA's new process transmitters are great for applications that need more than a transducer but not the power of a full-featured process transmitter. They can be used with a standard 4-20 mA two-wire output or the optional HART® 7 communications. The programmable, rotatable LCD display can be read up to 16 feet away.
Key specs include:
Now Available through Lesman
Stafsjo Knife Gate Valves
To better serve your process valve needs, Lesman is now an authorized distributor for Stafsjo knife gate valves. Here's a sample of what we're now able to provide:
Stafsjo MV Knife Gate Positive Shutoff Valve
Stafsjo XV Compact Bi-Directional Knife Gate Shutoff Valve
Get full specifications plus installation and maintenance manuals on Stafsjo valves.
In Stock at Lesman
WIKA Gauges in Stock at Lesman
All orders for in-stock WIKA gauges ship the same day. Popular ranges of these models are in stock at Lesman:
Need a liquid fill? A chemical seal? Our team can help.
See our full offering of WIKA dry and liquid-filled pressure gauges, and place your orders through our secure online store.
Get Rid of Your Dead Flame Safety Equipment!
Take advantage of our no-cost service, and let Lesman dispose of your old flame safeguard products.
Here’s a short (non-exclusive) list of the types of devices that should be returned to Lesman for safe disposal:
Send your retired flame safety devices to
Lesman Training News
Free Webinar: Intro to Air-Fuel Ratio Control
Periodic checking and resetting of air-fuel ratios for burners is one of the easiest ways to get maximum efficiency out of fuel-fired process heating equipment like furnaces, ovens, heaters, and boilers. The efficiency of your process heating system can be reduced considerably if the combustion air supply is significantly higher or lower than the theoretically required air.
In our December webinar, Lesman's own A.J. Piskor will discuss control methods to help reduce energy costs and help you adhere to environmental regulations regarding stack emissions.
This 45-minute webinar will cover these topics and more:
Please join us for the webinar. Or, if you're already booked then, register anyway and we'll let you know when the recording is posted to our website.
See what other training is available. Visit the Lesman Training Center.
40+ Hours of Free Video Training
Are you short on training budget and time? Need to get your newer staff up to speed on technology and instrumentation? Over the last several years, Lesman has been producing webinars on much-needed topics, to help our customers make the most out of their instrumentation. And all of our webinars are available online, free to watch anytime you need them.
View these popular topics and more:
Visit the Lesman Training Center for a complete list of available recordings.
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Check out our full list of free webinar recordings, on topics ranging from industrial wireless technologies, dry solids level measurement, flame safety and combustion control, to pressure and temperature switches, industrial communications, and liquid concentration measurement.
For more technical tips on instrumentation and applications, see the Lesman blog