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McDonnell Miller
Series TC-4

• For hot water boilers
• Simplifies ASME CSD-1A. code mandated testing of low water cut-offs by eliminating the need to drain the system

McDonnell Miller
Series 93

• For commercial and industrial low or high pressure steam boilers

McDonnell Miller
Series 250

• For tanks and hydronic heating systems
• Protects against over-pressure
• Minimizes hammering with flash steam
• Low differential pressure – 3 psi (.21 kg/cm²) between opening...

McDonnell Miller
Series 193

• For commercial and industrial low or high pressure steam boilers
• Maintains consistent water level regardless of pressure
• Water column with integral tappings for gauge glass and...

McDonnell Miller
Series 260

• For water tanks and hydronic heating systems
• Protects against over-pressure
• Minimizes hammering with flash steam
• Low differential pressure – 3 psi (.21 kg/cm²) between...

McDonnell Miller
Series 94

• For commercial and industrial low or high pressure\ steam boilers
• Maintains consistent water level regardless of pressure

McDonnell Miller
Series AF1

• For general purpose applications with medium and high velocity requirements
• Paddle fits 8” (203mm) minimum duct size, or 6” (152mm) if trimmed

McDonnell Miller
Series 194

• For commercial, and industrial low or high pressure steam boilers
• Maintains consistent water level regardless of pressure

McDonnell Miller
Series AFE-1

• For industrial hazardous environment applications requiring a NEMA 7 (Class I, Division I, Group C and D) or NEMA 9 (Class II, Division I, Group E, F, and G) rated flow switch for medium...

McDonnell Miller
Series 750

• For commercial or industrial applications
• Primary or secondary control on hot water boilers
• Secondary control (manual reset models only) on steam boilers

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