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WHITE (C)

RED (N.C.)

BLACK (N.O.)

ELECTRICAL SHOCK HAZARD

Disconnect power before installing or servicing this 

product. A qualified service person must install and 

service this product according to applicable electrical 

and plumbing codes.

EXPLOSION OR FIRE HAZARD

Do not use with flammable liquids. 

Install in accordance with ANSI/NFPA 70. 

Suitable for usage with intrinsically safe circuit 

extensions as defined by UL 698A.

Failure to follow these precautions could result in serious injury or death. Replace product immediately if switch cable becomes damaged or 

severed. Keep these instructions with warranty after installation. This product must be installed in accordance with National Electric Code, 

ANSI/NFPA 70 so as to prevent moisture from entering or accumulating within boxes, conduit bodies, fittings, float housing, or cable. 

MUNI

 FLOAT

INSTALLATION INSTRUCTIONS

Activation angle is 

10º above and 

10º below horizontal.

IMPORTANT INFORMATION 

TETHER MOUNTING (ALTERNATE)

The float is provided with SPDT contacts.  The contacts can be 

wired normally open or normally closed as shown in Figure C.

1. 

For PUMP DOWN operation connect WHITE (C) and BLACK (N.O.).

2. 

For PUMP UP operation connect WHITE (C) and RED (N.C.).

3. Insulate the unused RED or BLACK wire with a wire nut.
4. Check to ensure proper operation after connection.

 1

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●  Applications: sewage and effluent lift stations, storm water pump

  

 

stations, non-potable water tanks, wet wells and reservoirs.

●  Mechanically activated (mercury free)
●  When installing, lower floats slowly and avoid impact with objects  

  in the wet well.

●  Polypropylene housing material maximum temperature rating

  

  140°F (60°C)
●  Internally weighted. 
●  Electrical Rating: 1A, 125 VAC MAX; 1mA, 4 VDC MIN
●  Cable: 18-3 AWG SJOW

SUSPENSION MOUNTING (PREFERRED)

MUNI

™ 

FLOAT is an internally weighted float switch that is intended 

to be suspended in the tank from a hook bracket or similar device.

1.  

Determine float switch cord length to hang into tank to achieve  

  proper activation level.
2.  

Suspend float 11 inches below desired activation level as shown  

  in Figure A.
3.  

Create loop in MUNI

™ 

Float cable and secure loop with two tie  

  straps or similar device and place cable loop onto hook mounting  

  bracket as shown in Figure B.  (6-hook bracket sold separately).

Pump

Up

Pump

Down

FIGURE B

FIGURE A

FIGURE C

Float may be tethered to a pipe, cable/chain and anchor system, 

or other suitable tether point. If tether mounting is used, assure the 

following conditions are met.
●  Minimum 12 inch tether length
●  Tether cable such that the cable remains in a vertical orientation.
●  Cable must not be be tethered horizontally.
●  Floats must have clearance to operate without interference with  

  tank walls, other floats, pumps, or other obstacles.

WHITE (C)

RED (N.C.)

BLACK (N.O.)

ELECTRICAL CONNECTION

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