In Canada’s energy sector, many oil and gas producers operate on-site power generation systems to support upstream, midstream, or processing activities. These facilities often include boilers, turbines, and compressors—all of which rely heavily on pressure and temperature switches for control, alarm, and shutdown functions.
Yet despite technological advancements across plant operations, one area often remains unchanged: the use of mechanical switches that lack diagnostics, require frequent maintenance, and provide no feedback to operators when they fail.

⚠️ The Challenge: Outdated Mechanical Switches
For operators in the energy industry, especially those managing boilers and auxiliary systems, the failure of a mechanical switch can go unnoticed until a critical event occurs. These switches:
- Provide no visibility into their working status
- Are prone to drift or wear over time
- Offer limited or no configurability
- Require regular manual testing to confirm functionality
In remote or unmanned sites, these limitations are even more risky—putting safety systems at a disadvantage when fast, accurate responses are essential.
✅ The Solution: Modern, Intelligent Switch Technology
To reduce downtime and improve safety, more companies are replacing their aging instrumentation with hybrid transmitter-switches—like the United Electric Controls One Series, now available in Canada through Westech Industrial Ltd.
The One Series offers a smart alternative to mechanical switches without requiring a complete redesign of your control system. It connects directly to your existing PLC or DCS input, drawing power from the loop and eliminating the need for additional wiring.
For facilities upgrading pressure or temperature instrumentation as part of a plant reliability or ESD (Emergency Shutdown) strategy, this approach delivers immediate benefits in safety, efficiency, and diagnostics.
🔍 The Product: United Electric Controls One Series

The One Series Safety Transmitter and Switch combines:
- A high-accuracy digital sensor (±0.5%)
- A configurable solid-state switch
- Built-in self-diagnostics and health output (IAW® – I Am Working)
It is designed to directly replace mechanical switches with zero moving parts—improving service life and reducing maintenance costs.
Key Features:
- Self-diagnostics and health status output – eliminate “blind spots” in safety systems
- 0–100% adjustable deadband – supports single-loop control and tighter process stability
- No moving parts – ideal for harsh environments and infrequent access areas
- Certified for hazardous locations – cULus, ATEX, IECEx (Zones 0, 1, 2; Div. 1 & 2)
- Wide range support – pressures from -14.7 to 6,000 psig; temperatures from -300°F to 1,000°F
- Fast response time (<100ms) – ensures rapid shutdown in overpressure or overtemperature events
- Loop- and discrete-powered versions – no external power required
🔧 A Practical Fit for the Canadian Energy Industry
Whether you’re running a steam-assisted gravity drainage (SAGD) site, a gas-fired generation unit, or a central processing facility with its own power systems, the UE One Series gives you peace of mind and a path toward modernizing legacy safety instrumentation—without reengineering your plant.
Westech Industrial is a Western Canadian distributor for United Electric Controls and provides expert technical support, fast delivery, and integration advice for energy producers across Western Canada.
📞 Contact Westech today to discuss how the One Series can support your next upgrade.
🌐 Learn more at: www.westech-ind.com
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