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Mechanical Switches

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Pneumatic Float Switch

MODEL 106

  • Pneumatic dump valve controller for low pressure scrubbers
  • Low liquid level switch for cooling water expansion tanks
  • Automatic water make-up for cooling water expansion tanks
  • Low or high level switch for monitoring levels in tanks
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MODEL 207

The Model 207 utilizes a Model 106 installed in a carbon steel tank. The tank features a sight glass and the wetted parts are carbon steel, brass, glass and Buna-N seals. The switch is designed to function as either a pneumatic high or low switch or as an automatic water make-up valve.

Specifications:

MODEL 106

PROCESS CONNECTIONS:
Valve Connection – 1/4″ FNPT
Switch Mounting – 2″ MNPT

MATERIALS OF CONSTRUCTION:
Float – 304 Stainless Steel
Float Arm – 303 Stainless Steel
2″ Switch Mounting Connection – 303/304 Stainless Steel
Switch Body – Anodized Aluminum
Switch Shuttle – 304 Stainless Steel
Switch Yoke/Spring/Toggle – 303 Stainless Steel
Seal Material – Buna-N

DESIGN DATA:
Operating Pressure – 100 psi
Float Operating Specific Gravity – 1.00 or greater
* Consult Factory For Applications With A Lower Specific Gravity.
Water Flow Rate Through Micro Valve – 0.70 GPM @ 60 psi
* Valve Is Snap-Acting For Minimum Gas Or Air Requirement.

ODEL 106-SS

PROCESS CONNECTIONS:
Valve Connection – 1/4″ FNPT
Switch Mounting – 2″ MNPT

MATERIALS OF CONSTRUCTION:
Float = 304 Stainless Steel
Float Arm – 303 Stainless Steel
2″ Switch Mounting Connection – 303/304 Stainless Steel
Switch Body – 316 Stainless Steel
Switch Shuttle – 316 Stainless Steel
Switch Yoke/Spring/Toggle – 316 Stainless Steel
Seal Material – Viton

DESIGN DATA:
Operating pressure – 100 psi
Float Operating Specific Gravity – 1.00 or greater
* Consult Factory For Applications with A Lower Specific Gravity.
Water Flow Rate Through Micro Valve – 0.70 GPM @ 60 psi
* Valve Is Snap-Acting For Minimum Gas or Air Requirement.

MODEL 207

PROCESS CONNECTIONS:
Valve Connection – 1/4″ FNPT
Tank Inlet/Outlet – 1/2″ FNPT
Switch Mounting – 2″ MNPT

MATERIALS OF CONSTRUCTION:
Tank – Carbon Steel
Sight Gauge Assembly = Carbon Steel, Brass/Glass/Buna-N
Float – 304 Stainless Steel
Float Arm – 303 Stainless Steel
2″ Switch Mounting Connection – 303/304 Stainless Steel
Switch Body – Anodized Aluminum
Switch Shuttle – 304 Stainless Steel
Switch Yoke/Spring/Toggle – 303 Stainless Steel
Seal Material – Buna-N

DESIGN DATA:
Operating pressure – 100 psi
Float Operating Specific Gravity – 1.00 or greater
* Consult Factory For Applications with A Lower Specific Gravity.
Water Flow Rate Through Micro Valve – 0.70 GPM @ 60 psi
* Valve Is Snap-Acting For Minimum Gas or Air Requirement.