Level Controllers

What are Level Controllers?

Level controllers are automated units for measuring the level of fluid in a contained area. They're used in systems that require monitoring, regulating, and controlling liquid levels and preventing them from becoming excessively high or low.

How do level controllers work?

A sensor detects a liquid or solid level by providing low voltage electric...

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RS PRO Conductive Level Controller - 35 mm DIN rail, 230 V ac Conductive Probe Input SPDT Relay
RS PRO Conductive Level Controller - 35 mm DIN rail, 230 V ac Conductive Probe Input SPDT Relay
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RS Stock No.: 266-0463Brand: RS PRO

€ 235.76

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1€ 235.76
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RS Pro
-
35 mm DIN rail
22V ac
230 V ac
110mm
-
-
-
-
-
-
-
-
-
-
SPDT Relay
-
Conductive Probe
-
-
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6323Brand: ABBManufacturers Part No.: 1SVR730850R2100 CM-ENS.13S

€ 120.05

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1€ 120.05
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ABB
1
DIN Rail
-
110 → 130 V ac, 220 → 240 V ac
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Screw
300 (Supply Circuit)V
5 → 100 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
20 (110 → 130 V ac) mA, 8.5 (220 → 240 V ac) mA
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6328Brand: ABBManufacturers Part No.: 1SVR730850R0300 CM-ENS.31S

€ 174.66

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1€ 174.66
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ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Screw
300 (Supply Circuit)V
0.1 → 1000 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
11 mA
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6325Brand: ABBManufacturers Part No.: 1SVR730850R0100 CM-ENS.11S

€ 120.05

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1

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1€ 120.05
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ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Screw
300 (Supply Circuit)V
5 → 100 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
11 mA
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6327Brand: ABBManufacturers Part No.: 1SVR730850R0200 CM-ENS.21S

€ 124.36

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1

Available in multiples of 1
1€ 124.36
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ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Screw
300 (Supply Circuit)V
0.1 → 1000 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
11 mA
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6334Brand: ABBManufacturers Part No.: 1SVR740850R0300 CM-ENS.31P

€ 186.88

Each (ex VAT)

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1

Available in multiples of 1
1€ 186.88
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ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
-
300 (Supply Circuit)V
0.1 → 1000 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
2
Voltage
-
11 mA
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 220 → 240 V ac
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 220 → 240 V ac
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RS Stock No.: 746-7447Brand: ABBManufacturers Part No.: 1SVR550851R9500 CM-ENE MIN

€ 88.66

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1€ 88.66
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ABB
-
DIN Rail, Screw Mount, Snap-On
30V ac
220 → 240 V ac
88.5mm
22.5mm
78mm
-
-
-
-
-
-
-
-
-
-
-
-
-
Carlo Gavazzi CLD2EB1BU24 Series Level Controller - DIN Rail, 24 V 2 Analog Input Relay
Carlo Gavazzi CLD2EB1BU24 Series Level Controller - DIN Rail, 24 V 2 Analog Input Relay
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RS Stock No.: 201-0776Brand: Carlo GavazziManufacturers Part No.: CLD2EB1BU24

€ 82.12

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1€ 82.12
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Carlo Gavazzi
2
DIN Rail
5V
24 V
100000mm
-
-
-
-
-
CLD2EB1BU24
-
-
-
-
Relay
-
Analog
-
-
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6333Brand: ABBManufacturers Part No.: 1SVR740850R0200 CM-ENS.21P

€ 133.01

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1

Available in multiples of 1
1€ 133.01
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ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
-
300 (Supply Circuit)V
0.1 → 1000 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
-
11 mA
Vega VEGAMET 841 Series Level Controller - Wall Mount, 100 → 230 V 1 Voltage Input Analogue and Relay
Vega VEGAMET 841 Series Level Controller - Wall Mount, 100 → 230 V 1 Voltage Input Analogue and Relay
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RS Stock No.: 206-7058Brand: VegaManufacturers Part No.: MET841.XXX1C

€ 559.90

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1€ 559.90
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Vega
1
Wall Mount
27V
100 → 230 V
162mm
-
76mm
-
-40°C
-
VEGAMET 841
M20
-
-
IP65
Analogue and Relay
4
Voltage
-
5 W
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6329Brand: ABBManufacturers Part No.: 1SVR740850R2100 CM-ENS.13P

€ 128.50

Each (ex VAT)

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1

Available in multiples of 1
1€ 128.50
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ABB
1
DIN Rail
-
110 → 130 V ac, 220 → 240 V ac
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Push In
300 (Supply Circuit)V
5 → 100 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
20 (110 → 130 V ac) mA, 8.5 (220 → 240 V ac) mA
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay
Add to parts list
RS Stock No.: 135-6331Brand: ABBManufacturers Part No.: 1SVR740850R0100 CM-ENS.11P

€ 128.50

Each (ex VAT)

Check stock

1

Available in multiples of 1
1€ 128.50
Add to basket
ABB
1
DIN Rail
-
24 → 240 V ac/dc
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
-
300 (Supply Circuit)V
5 → 100 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
-
11 mA
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 110 → 130 V ac
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 110 → 130 V ac
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RS Stock No.: 746-7444Brand: ABBManufacturers Part No.: 1SVR550850R9500 CM-ENE MIN

€ 88.66

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1€ 88.66
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ABB
-
DIN Rail, Screw Mount, Snap-On
30V ac
110 → 130 V ac
88.5mm
22.5mm
78mm
-
-
-
-
-
-
-
-
-
-
-
-
-
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 220 → 240 V ac
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 220 → 240 V ac
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RS Stock No.: 746-7431Brand: ABBManufacturers Part No.: 1SVR550851R9400 CM-ENE MAX

€ 88.66

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1€ 88.66
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ABB
-
DIN Rail, Screw Mount, Snap-On
30V ac
220 → 240 V ac
88.5mm
22.5mm
78mm
-
-
-
-
-
-
-
-
-
-
-
-
-
Vega VEGAMET 862 Series Level Controller - Wall Mount, 100 → 230 V 2 Voltage Input Analogue and Relay
Vega VEGAMET 862 Series Level Controller - Wall Mount, 100 → 230 V 2 Voltage Input Analogue and Relay
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RS Stock No.: 206-7062Brand: VegaManufacturers Part No.: MET862.XXX1C

€ 939.57

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1€ 939.57
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Vega
2
Wall Mount
27V
100 → 230 V
200mm
-
76mm
-
-40°C
-
VEGAMET 862
M20
-
-
IP65
Analogue and Relay
9
Voltage
-
5 W
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
ABB CM-ENS Series Liquid Level Relay - DIN Rail, 110 → 130 V ac, 220 → 240 V ac 1 Voltage Input SPDT Relay
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RS Stock No.: 135-6324Brand: ABBManufacturers Part No.: 1SVR730850R2200 CM-ENS.23S

€ 124.36

Each (ex VAT)

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1

Available in multiples of 1
1€ 124.36
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ABB
1
DIN Rail
-
110 → 130 V ac, 220 → 240 V ac
113.4mm
22.5mm
113.4mm
-
-25°C
+60°C
CM-ENS
Screw
300 (Supply Circuit)V
0.1 → 1000 kΩ
IP20 (Terminal), IP50 (Housing)
SPDT Relay
1
Voltage
CAN/CSA C22.2 No.14, IEC/EN 60255-27, IEC/EN 60947-5-1, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508
20 (110 → 130 V ac) mA, 8.5 (220 → 240 V ac) mA
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 24 V ac
ABB Liquid Level Relay - DIN Rail, Screw Mount, Snap-On, 24 V ac
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RS Stock No.: 746-7435Brand: ABBManufacturers Part No.: 1SVR550855R9500 CM-ENE MIN

€ 88.66

Each (ex VAT)

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1

Available in multiples of 1
1€ 88.66
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ABB
-
DIN Rail, Screw Mount, Snap-On
30V ac
24 V ac
88.5mm
22.5mm
78mm
-
-
-
-
-
-
-
-
-
-
-
-
-
Carlo Gavazzi CLD1EA1CM24 Series Level Controller - DIN Rail, 24 V 1 Analog Input Relay
Carlo Gavazzi CLD1EA1CM24 Series Level Controller - DIN Rail, 24 V 1 Analog Input Relay
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RS Stock No.: 201-0775Brand: Carlo GavazziManufacturers Part No.: CLD1EA1CM24

€ 92.55

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1€ 92.55
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Carlo Gavazzi
1
DIN Rail
5V
24 V
100000mm
-
-
-
-
-
CLD1EA1CM24
-
-
-
-
Relay
-
Analog
-
-
Omron 61F-LS-CP08 Series Level Controller -, 24 V ac 3 Relay
Omron 61F-LS-CP08 Series Level Controller -, 24 V ac 3 Relay
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RS Stock No.: 284-5941Brand: OmronManufacturers Part No.: 61FLSCP08ARB

€ 119.55

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1€ 119.55
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Omron
3
-
-
24 V ac
84mm
-
-
-
-
-
61F-LS-CP08
-
-
-
-
Relay
-
-
-
-
Omron 61F-LS-CP08 Series Level Controller -, 240 V ac 3 Relay
Omron 61F-LS-CP08 Series Level Controller -, 240 V ac 3 Relay
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RS Stock No.: 284-5939Brand: OmronManufacturers Part No.: 61F-LS-CP08-ARA

€ 119.55

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1€ 119.55
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Omron
3
-
-
240 V ac
84mm
-
-
-
-
-
61F-LS-CP08
-
-
-
-
Relay
-
-
-
-