Series F7-MQ Quick-Ship Multi-Station Level Switch

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Grouped product items
Model	Description	Availability*	Qty	Price

Specifications

Service:: Compatible liquids.
Temperature Limits:: F1 and F2 with water: 0 to 180°F (-18 to 82°C); oil: -40 to 230°F (-40 to 110°C); F3: -40 to 300°F (-40 to 149°C).
Electrical Connections:: 24" (61 cm) free leads; #22 AWG TFE and #18 AWG polymeric.
Mounting Orientation:: Vertical ±30°.

Features

Customized level indication quickly and affordably
Rugged construction with multiple options yielding exceptional versatility
Capable of supporting larger, more buoyant floats
Durable construction asserts long reliability in contaminated or turbulent media

Support Library

Product Literature

Manuals

F7-MQ

Catalog Pages

Series F7-MQ Catalog Page

Drawings

Model Chart

EXAMPLE

F7-MQ

B

2

4

F1

1

03.25

06.50

09.75

15.00

24.00

20

Series F7-MQB2-4F11-03.25-06.50-09.75-15.00-24.00-20 Quick-Ship Multi-Station Level Switch, brass with beryllium copper stops, 1/2" NPT, 4 switch points, Buna-N float, min. s.g. 0.75, max. pressure 150 psi, SPST, .17A @ 120VAC, L4 set point distance 3.25", L3 set point distance 6.5", L2 set point distance 9.75", L1 set point distance 15", 24" overall length, with 20' lead wire.

SERIES

F7-MQ

Quick-Ship Multi-Station Level Switch

STEM & CONN.
MATERIAL

B
S

Brass with Beryllium Copper Stops
316SS with SS Armco PH-15-7MO Stops

CONNECTION
TYPE

1
2
3

1/2" NPT (float F2 and F3 only)
1-1/4" NPT (float F1 only)
2" NPT (float F2 and F3 only)

NUMBER OF
SWITCH
POINTS

1
2
3
4

1 Switch Point
2 Switch Points
3 Switch Points
4 Switch Points

FLOAT TYPE

F1
F2
F3

Buna-N, Min. S.G. 0.75, Max. Pressure 150 psi (10.3 bar)
Buna-N, Min. S.G. 0.55, Max. Pressure 150 psi (10.3 bar)
316SS, Min. S.G. 0.75, Max. Pressure 750 psi (51.7 bar)

SWITCH TYPE

1
2
3

SPST NO, .17 A @ 120 VAC
SPST NC, .8 A @ 120 VAC
SPDT, .17 A @ 120 VAC
NO switch is standard. For NC place and "*" after the corresponding set point distance in the model number.

SET POINT
DISTANCE
(L4)

00.00

In inches referenced from bottom of connection. Example: 03.25 would be 3.25" from the bottom of the process connection.

SET POINT
DISTANCE
(L3)

00.00

In inches referenced from bottom of connection. Example: 06.50 would be 6.50" from the bottom of the process connection.

SET POINT
DISTANCE
(L2)

00.00

In inches referenced from bottom of connection. Example: 09.75 would be 9.75" from the bottom of the process connection.

SET POINT
DISTANCE
(L1)

00.00

In inches referenced from bottom of connection. Example: 15.00 would be 15" from the bottom of the process connection.

OVERALL
LENGTH
(LO)

00.00

Maximum overall length of 72" (1.82 m). Minimum length is L1 + D.

OPTIONS

J
00

Junction Box for Wire Leads, NEMA 4
Lead Wire Length (in feet)

FAQ

Questions

Question

Why is the minimum specific gravity important on the float level switches?

Answer

If a medium has a lower s.g. than the rated minimum for a float, the float will sink through the media and the switch will not operate.

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Accessories

Model	Description	Availability*	Price

Series F7-MM Miniature Multi-Station Level Switch

Series F7-MS Multi-Station Level Switch

Series F7-MQ Quick-Ship Multi-Station Level Switch

Product Applications

Specifications

Features

Product Literature

Manuals

Catalog Pages

Drawings

Model Chart

Questions