$1,684.66
McDonnell & Miller model number 193-7B is a combination float-operated low water cut-off and pump controller for steam boilers. This control features an automatic reset with optional number 7B single pole single throw switches for low water cut-off and pump control and proportional control switch to maintain constant boiler levels. The controller has 1/2″ NPT tappings for gauge glass and tri-cocks. Its maximum pressure is 150 psi and it has a tapped 1″ FIP connection.
For commercial and industrial low or high pressure steam boilers
Specifications
| Manufacturer | Mcdonnell & Miller |
|---|---|
| Manufacturer ID | 164400 |
| Model | 193 |
| Application | Steam Boilers |
| Max Pressure | 150 psi |
| Switch | #7B |
| Reset Type | Automatic |
| Features | w/ Water Column |
Series 194 Low Water Cut-Off / Pump Controller
McDonnell & Miller model number 150S is a combination float-operated low water cut-off and pump controller with maximum differential operation, which prevents nuisance burner shut-down in low pressure applications, for steam boilers with a separate water column. This control features an automatic reset with two 120 volt bi-metal snap switches. One switch is single pole, single throw for pump control. The other is single pole, double throw for low water cut-off and alarm actuation. Its maximum pressure is 150 psi and it has a tapped 1″ FIP connection.
Replacement Head Assembly with No. 2 switch
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