Mid-West Instrument
Made in the USA
Tel: (586) 254-6500 · Fax: (586) 254-6509
6500 Dobry Dr., Sterling Heights, Michigan 48314
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Differential Pressure Indicator / Switch - Model 146
 Model 146
Switch Configuration - Model 146
Common Applications
  • Filter monitor for initiating backwash cycles
  • Hydro applications
  • Pump performance monitoring
  • Replacement indicating switch for competitor switches that do not offer local indication
  • Refrigerant filtration systems

  • 1 SPST or SPDT switch
  • CE marked to low Voltage Directive
  • DIN Plug In Connector or Flat Pack switch packaging
  • OEM marking optional
Literature Links

Product Bulletin Bul146.pdf

The Mid-West Advantage:
  • 5 Year Warranty
  • 30 + Years Hazardous Location product manufacturer.
  • OEM capability
  • Fast on-time Deliveries
  • Friendly Customer Support
  • 3rd Party Certified Quality System

SWITCH SPECIFICATIONS (146):

Parameter
Value
Comments
Input Power:

Not required

Switch:
1 to 2 SPST Normally Open / SPDT
Switch Ratings:

SPST – 60W, 240 VAC / VDC, 3 Amps

SPDT – 3W, 120 VAC / VDC, 0.25 Amps
Product of switching voltage and current shall not exceed power rating.
Switch Style:

Flat Pack with Flying Leads (22 Awg)

DIN 43650 3 Pin + Gnd Connector
Adjustment:
Flat pack Only (+/- 15% around set point)
Set Point Accuracy
5% of FSR
Repeatability:
1% of FSR
Set Point Feedback
No
Temperature:

-40º F to + 200º F
(-40ºC to +93ºC)