Sierra Instruments offers Level-Switches, Innova-Switches, and High Temperature Flow Switches. Switches have operating pressures to 3000 PSIA, temperatures up to 850°F, FPS ranging from 0.1 to 500, and a repeatability of ±1% of set point flow. These switches are designed for medium and high temperature applications. Switches have CSA, CENELEC, and CE approvals.

Fluid Components International offers insert flow switches for flow and temperature monitoring, including: FLT93S FlexSwitch (insertion type) and FLT93B BASIC FlexSwitch. Switches allow operating pressures to 3500 PSIG, operating temperatures ranging from -100 to +850°F, and a standard 0.75" male NPT flow element. Switches have the following applications: relief valve monitoring, oil well system testing, safety spray nozzle monitoring, drain line flow, cooling water, and pump protection.

Intek, Inc. offers Rheotherm flow switches. Switches have sizes ranging from C to 1", maximum pressures up to 10,000 PSI, temperatures up to 500°F, and an input power range from 120 to 220 VAC. Switches are constructed from titanium, tantalum, and a variety of stainless steel materials. Process connection types include: sanitary, NPT, flanges, tube stubs, etc.

Flow Network offers Insertion paddle/bellows flow switches for liquid applications. Switches have maximum pressures of 450 PSI, temperatures up to 250°F, and a NEMA 4 housing. Other switch features include: an adjustable switching point, a position-independent installation, micro switching technology, a paddle-bellow principle operation, etc. Switches are constructed from brass, bronze and a variety of stainless steel materials.

Omega Engineering, Inc. offers thermal flow switches. Switches have operating temperatures ranging from -4 to 176°F, operating pressures up to 450 PSI, a connect tube OD range from 6 to 12 mm, and a supply voltage range from 20 to 30 VDC. Other features include: easy installation, push button re-scaling, no moving parts, automatic scaling/set-point, 7 LED lights, a NEMA 6 protection class, etc. Switches are constructed from aluminum, stainless steel, and polyacetal materials.

Thermal Instrument Company offers thermal insertion probes. Probes allow pressure extremes up to 60,000 PSI, temperatures ranging from -250 to 1100°F, a NEMA 4/7/9 flow element construction, and a ±0.5% full scale accuracy. Probes are constructed from 316 stainless steel standard flow wetted parts.

Turck, Inc. offers liquid flow monitors in a variety of configurations, including: remote inline, remote insertion probe, plastic self-contained insertion probe, magnetic inductive meters, digital read out inline, stainless steel self-contained, etc. Magnetic inductive meters have flow operating ranges from 0 to 9.99 GPM, a medium temperature range from +41 to +140°F, and operating voltage range from 21 to 26 VDC.

Ameritrol, Inc. offers FX Series insertion flow switches for 1/2" lines and up. These switches have the following features: pressures up to 10,000 PSIG, temperatures to 900°F, no moving parts, explosion proof enclosures, low flow rate detection, exotic alloys, field programmable, 316L stainless steel sensor, etc. Switches have the following applications: agitation monitor, drain line sensor, tank car loading, heater burnout prevention, chiller lines, relief valve/rupture discs, spray nozzles, etc.

Delta M Corporation offers Livetap (LT) for safe insertion of switches without interrupting flow. Livetap (LT) has the following features: operating temperature ratings of 390°F, operating pressure ratings of 300 PSIG, an external extraction gauge, a dual safety restraint design, a standard stainless steel construction, etc.