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Level Switches
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The LVN 90-Series level switch will meet or exceed a NEMA-6 rating, making them suitable for submersion with years of worry free operation in moisture-laden environments.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
CPVC
|
NPT Male
|
1/2"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
PVDF
|
NPT Male
|
1/2"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
Polypropylene
|
NPT Male
|
1/2"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
500 psi
|
149 °C (300 °F)
|
316 SS
|
NPT Male
|
1/2"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
The LV600-Series float level switches provide an economical means of pump-up/pump-down level control with just one level switch. The SPDT switch is rated for 15A at 250 Vac.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|
|
|
Liquid
|
75 psi
|
50 °C (122 °F)
|
Polypropylene, Neoprene
|
Tethered
|
15 A SPDT
|
Rectangular
|
|
|
Liquid
|
75 psi
|
50 °C (122 °F)
|
Polypropylene, PVC
|
Tethered
|
15 A SPDT
|
Rectangular
|
|
|
Liquid
|
75 psi
|
50 °C (122 °F)
|
Polypropylene, Neoprene
|
Tethered
|
15 A SPDT
|
Rectangular
|
|
|
Liquid
|
75 psi
|
50 °C (122 °F)
|
Polypropylene, PVC
|
Tethered
|
15 A SPDT
|
Rectangular
|
|
|
Liquid
|
75 psi
|
50 °C (122 °F)
|
Polypropylene, Neoprene
|
Tethered
|
15 A SPDT
|
Rectangular
|
The LVSW-701 Series liquid level switch is a direct replacement for mechanical float-type devices. The switch employs proven ultrasonic technology and solid state electronics.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
1,000 psi
|
71 °C (160 °F)
|
316 SS
|
NPT Male
|
3/4"
|
1 A SPDT
|
Input Power Required 6 to 24 Vdc
|
The LV-1100 and 1200 level switches feature a nonmagnetic design suitable for applications where magnetic particles (i.e., rust) are present.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type |
|---|---|---|---|---|---|---|---|
|
|
Liquid
|
200 psi
|
10 °C (50 °F)
|
316 SS, EPDM, Noryl
|
NPT Male
|
1 1/4"
|
15 A SPDT
|
|
|
Liquid
|
100 psi
|
23 °C (75 °F)
|
316 SS, PPS, FKM, PVC
|
NPT Male
|
1 1/4"
|
15 A SPDT
|
|
|
Liquid
|
100 psi
|
23 °C (75 °F)
|
PPS, Hastelloy C, FKM
|
NPT Male
|
1 1/4"
|
15 A SPDT
|
|
|
Liquid
|
300 psi
|
82 °C (180 °F)
|
Brass, 316 SS, 304 SS, Phosphor Bronze, EPDM, Cork-chloroprene, Noryl
|
NPT Male
|
2"
|
15 A SPDT
|
|
|
Liquid
|
300 psi
|
82 °C (180 °F)
|
316 SS, 302 SS, FKM, PTFE, Noryl
|
NPT Male
|
2"
|
15 A SPDT
|
These level switches are sealed with potting compound. If the wires are properly terminated the switch will meet or exceed a NEMA-6 rating, making them suitable for submersion.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
160 psi
|
110 °C (230 °F)
|
316 SS, Brass, Buna
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC, Max Process Temperature Water 82 °C (180 °F)
|
|
|
Liquid
|
225 psi
|
110 °C (230 °F)
|
316 SS, Brass, Buna
|
NPT Male
|
1/4"
|
50 VA SPST
|
Switch Type Selectable, NO or NC, Max Process Temperature Water 82 °C (180 °F)
|
The LVCN4300 Series level switches are flexible, as well as cost effective, level solutions for a great variety of applications. Rods can be encased in PTFE tubing as an option.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Probe Length | Number of Probe | Features |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
1"
|
Not Applicable
|
5 A SPDT
|
12"
|
1
|
Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
1"
|
Not Applicable
|
5 A SPDT
|
24"
|
1
|
Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
Not Applicable
|
NPT Male
|
1/2"
|
Not Applicable
|
5 A SPDT
|
12"
|
1
|
Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
PTFE
|
NPT Male
|
1"
|
Not Applicable
|
5 A SPDT
|
12"
|
1
|
Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
PTFE
|
NPT Male
|
1"
|
Not Applicable
|
5 A SPDT
|
24"
|
1
|
Enclosure Aluminum
|
The LV-10-Series level switches sealed SPST switch provides consistent accuracy and high repeatability with the effects of shock, vacuum or vibration minimized.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
150 psi
|
149 °C (300 °F)
|
Brass, Buna
|
NPT Male
|
1/8"
|
20 VA SPST
|
Max Process Temperature Water 82 °C (180 °F)
|
|
|
Liquid
|
150 psi
|
149 °C (300 °F)
|
Brass, Buna
|
NPT Male
|
1/8"
|
100 VA SPST
|
Max Process Temperature Water 82 °C (180 °F)
|
|
|
Liquid
|
150 psi
|
149 °C (300 °F)
|
Brass, Buna
|
NPT Male
|
1/4"
|
20 VA SPST
|
Max Process Temperature Water 82 °C (180 °F)
|
|
|
Liquid
|
150 psi
|
149 °C (300 °F)
|
316 SS, Buna
|
NPT Male
|
1/8"
|
100 VA SPST
|
Max Process Temperature Water 82 °C (180 °F)
|
The LVC500 Series operates on a conductance principle where a small electrical current is passed through the conductive liquid between two electrodes or an electrode and metallic tank wall.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Probe Length | Number of Probe | Features |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
Ambient
|
65 °C (150 °F)
|
303 SS
|
NPT Male
|
3/8"
|
Not Applicable
|
Not Applicable
|
12"
|
Not Applicable
|
Not Applicable
|
|
|
Liquid
|
Ambient
|
65 °C (150 °F)
|
303 SS
|
NPT Male
|
3/8"
|
Not Applicable
|
Not Applicable
|
24"
|
Not Applicable
|
Not Applicable
|
|
|
Liquid
|
Ambient
|
65 °C (150 °F)
|
303 SS
|
NPT Male
|
3/8"
|
Not Applicable
|
Not Applicable
|
60"
|
Not Applicable
|
Not Applicable
|
|
|
Liquid
|
Ambient
|
65 °C (150 °F)
|
316 SS
|
NPT Male
|
3/8"
|
Not Applicable
|
Not Applicable
|
48"
|
Not Applicable
|
Not Applicable
|
|
|
Liquid
|
Ambient
|
65 °C (150 °F)
|
316 SS
|
NPT Male
|
3/8"
|
Not Applicable
|
Not Applicable
|
60"
|
Not Applicable
|
Not Applicable
|
The LVSW-710/720 compact solid state liquid level switch employs ultrasonic technology and provides reliable operation in virtually any liquid, regardless of viscosity.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
250 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
1/4"
|
1 A SPST
|
Switch Type Normaly Open
|
|
|
Liquid
|
250 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
1/2"
|
1 A SPST
|
Switch Type Normaly Open
|
The LVN 60-70-Series level switch will meet or exceed a NEMA-6 rating, making them suitable for submersion with years of worry free operation in moisture-laden environments.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
CPVC
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
PVDF
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
100 psi
|
82 °C (180 °F)
|
Polypropylene
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
The LVU150 ultrasonic sensors deliver accurate and reliable liquid level detection with an SPST mechanical relay output. Provides a resistance to vapor and turbulence.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
150 psi
|
80 °C (176 °F)
|
Polypropylene
|
NPT Male
|
3/4"
|
1 A SPST
|
Switch Type Selectable, NO or NC, Insertion Length 3"
|
|
|
Liquid
|
150 psi
|
80 °C (176 °F)
|
Perfluoroalkoxy
|
NPT Male
|
3/4"
|
1 A SPST
|
Switch Type Selectable, NO or NC, Insertion Length 3"
|
|
|
Liquid
|
150 psi
|
80 °C (176 °F)
|
Polypropylene
|
NPT Male
|
3/4"
|
1 A SPST
|
Switch Type Selectable, NO or NC, Insertion Length 4.5"
|
|
|
Liquid
|
150 psi
|
80 °C (176 °F)
|
Perfluoroalkoxy
|
NPT Male
|
3/4"
|
1 A SPST
|
Switch Type Selectable, NO or NC, Insertion Length 4.5"
|
The LV-110-Series Drum Level Indicators are compact, self contained liquid level indicators designed for use in 55 gallon drums and can be used in either horizontal or vertical drums.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Features |
|---|---|---|---|---|---|---|---|
|
|
Liquid
|
300 psi
|
110 °C (230 °F)
|
Brass, Buna
|
NPT Male
|
2"
|
Drum position 22" Horizontal, Max Process Temp Water 82 °C (180 °F)
|
The LVC-152-R capacitance level switch is the perfect switch solution for conductive coating or scaling type liquids. The LVC-152-R is best applied in grounded vessels.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Probe Length | Number of Probe | Features |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
150 psi
|
90 °C (194 °F)
|
PP
|
NPT Male
|
3/4"
|
12 to 30 Vdc
|
1 A SPST
|
2.6"
|
1
|
Switch Type Selectable, NO or NC
|
These level switches are sealed with potting compound. If the wires are properly terminated the switch will meet or exceed a NEMA-6 rating, making them suitable for submersion.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
900 psi
|
149 °C (300 °F)
|
316 SS
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC, Corrosive Applications
|
|
|
Liquid
|
1,000 psi
|
149 °C (300 °F)
|
316 SS
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC, Corrosive Applications
|
|
|
Liquid
|
975 psi
|
149 °C (300 °F)
|
316 SS
|
NPT Male
|
1/4"
|
50 VA SPST
|
Switch Type Selectable, NO or NC, Corrosive Applications
|
This Series is designed to control the level of all conductive mediums, offering up to 5 different points of level control. Models are available with fixed or removable rods or with pendular electrodes.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Probe Length | Number of Probe | Features |
|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
3/4"
|
12"
|
1
|
Fixed Rod, Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
3/4"
|
12"
|
2
|
Fixed Rod, Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
3/4"
|
12"
|
2
|
Fixed Rod, Enclosure Aluminum
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
1"
|
24"
|
2
|
Fixed Rod, Enclosure Nylon
|
|
|
Liquid
|
290 psi
|
120 °C (248 °F)
|
316 SS
|
NPT Male
|
3/4"
|
96"
|
1
|
Pendular Rod, Enclosure Aluminum
|
The LV500-Series are small displacement single station level switches. Very compact, the switches are ideal for restricted or limited space. The overall length is 2.1 inches.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
25 psi
|
90 °C (194 °F)
|
Polypropylene
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
25 psi
|
90 °C (194 °F)
|
PVDF
|
NPT Male
|
1/8"
|
50 VA SPST
|
Switch Type Selectable, NO or NC
|
The LTU-2000 Tuning Fork Sensors are point level switches that are designed to detect low or high levels of liquids and is based on the vibrating tuning fork principle.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Probe Length | Features |
|---|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
725 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
3/4"
|
20 to 60 Vdc
|
Amplified Square Wave
|
3 1/8"
|
Enclosure Nylon
|
|
|
Liquid
|
725 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
3/4"
|
20 to 60 Vdc, 20 to 264 Vac
|
5 A SPDT
|
3 1/8"
|
Enclosure Nylon
|
|
|
Liquid
|
725 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
3/4"
|
20 to 60 Vdc, 20 to 264 Vac
|
5 A SPDT
|
3 1/8"
|
Enclosure Aluminum, 1/2" NPT Conduit Entry
|
|
|
Liquid
|
725 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
3/4"
|
20 to 60 Vdc, 20 to 264 Vac
|
5 A SPDT
|
3 1/8"
|
Enclosure Aluminum
|
|
|
Liquid
|
725 psi
|
80 °C (176 °F)
|
316 SS
|
NPT Male
|
1"
|
20 to 60 Vdc, 20 to 264 Vac
|
5 A SPDT
|
3 1/8"
|
Enclosure Nylon
|
The LVD-800 is a fail-safe bin monitor that employs a rotating paddle to report both material presence and operational status continuously.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|---|
|
|
Solids
|
30 psi
|
65 °C (150 °F)
|
304 SS
|
NPT Male
|
1 1/4"
|
115 Vac
|
5 A SPDT
|
Not Applicable
|
|
|
Solids
|
30 psi
|
65 °C (150 °F)
|
304 SS
|
NPT Male
|
1 1/4"
|
230 Vac
|
5 A SPDT
|
Not Applicable
|
|
|
Solids
|
30 psi
|
65 °C (150 °F)
|
304 SS
|
NPT Male
|
1 1/4"
|
115 Vac
|
5 A SPDT
|
Hazardous Locations
|
The LVV-110-Series switches are technically the most advanced float available today. The filling baffle causes the float to be filled below the liquid surface.
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Switch Rating and Type | Features |
|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
25 psi
|
90 °C (194 °F)
|
Polypropylene
|
NPT Male
|
3/4"
|
15 VA SPST
|
Switch Type Selectable, NO or NC
|
|
|
Liquid
|
25 psi
|
90 °C (194 °F)
|
PVDF
|
NPT Male
|
3/4"
|
15 VA SPST
|
Switch Type Selectable, NO or NC
|
The piezoelectric component produces the resonation on the fork. When the fork comes into contact with a material, the fork will release some frequency signal as feedback
| Product Number | Media Type | Max Operating Pressure | Max Process Temperature | Wetted Materials | Process Connection Type | Process Connection Size | Supply Power | Switch Rating and Type | Probe Length | Features |
|---|---|---|---|---|---|---|---|---|---|---|
|
|
Liquid
|
600 psi
|
100 °C (212 °F)
|
316 SS
|
NPT Male
|
3/4"
|
12 to 55 Vdc
|
NPN
|
1 5/8"
|
Enclosure 304 SS
|
|
|
Liquid
|
600 psi
|
100 °C (212 °F)
|
316 SS
|
NPT Male
|
3/4"
|
12 to 55 Vdc
|
PNP
|
1 5/8"
|
Enclosure 304 SS
|
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