Diaphragm Flow Switches

McDonnell & Miller FS1 low flow, inline, diaphragm flow switch

• Adjustable alarm set-point
• Brass body
• R½" (BSPT) or NPT thread.
• Unique diaphragm principle
• Compact size

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McDonnell & Miller FS1-W low flow, inline, diaphragm flow switch with weatherproof enclosure

• Adjustable alarm set-point
• Brass body
• ½" BSPT or NPT thread.
• Unique diaphragm principle
• Compact size
• NEMA 4X (~IP65) type housing

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McDonnell & Miller FS6 low flow, inline, diaphragm flow switch

• General purpose applications
• Very low flows detected
• Brass bodies
• Process connection: ¾" or 1" BSPT or NPT female thread
• Adjustable sensitivity

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McDonnell & Miller FS6-W low flow, inline, diaphragm flow switch with weatherproof enclosure

• General purpose applications
• Very low flows detected
• Brass bodies
• Process connection: ¾" or 1" BSPT or NPT female thread
• Adjustable sensitivity
• Enclosure: NEMA 4X (>IP65) type housing

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