ABB CM-ENS Series Liquid Level Relay - DIN Rail, 24 → 240 V ac/dc 1 Voltage Input SPDT Relay

View all Level Controllers

Subtotal (1 unit)*

£108.02

(exc. VAT)

£129.62

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 4 unit(s) shipping from 27 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£108.02

*price indicative

RS Stock No.:
135-6331
Mfr. Part No.:
1SVR740850R0100 CM-ENS.11P
Brand:
ABB
Find similar products by selecting one or more attributes.
Select all

Brand

ABB

Number of Inputs

1

Mounting Style

DIN Rail

Supply Voltage

24 → 240 V ac/dc

Overall Length

113.4mm

Overall Width

22.5mm

Overall Depth

113.4mm

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

+60°C

Series

CM-ENS

Current Rating

11 mA

Number of Outputs

1

Output Type

SPDT Relay

IP Rating

IP20 (Terminal), IP50 (Housing)

Input Type

Voltage

Sensitivity

5 → 100 kΩ

Isolation Voltage

300 (Supply Circuit)V

RoHS Status: Exempt

COO (Country of Origin):
DE

CM-ENS Liquid Level Relays


A series of liquid level control relays from ABB for conductive liquids. The CM-ENS range gives a choice of 3 variants each with a compact, space saving housing with the highest fire protection and environmentally friendly materials. Installation is quick and easy using screw or easy-connect terminals and tool free DIN Rail mounting.

Features and Benefits (CM-ENS.1 / CM-ENS.2 / CM-ENS.3)


• 3 LED operational state indication

• Choices of Easy connect push in terminals or screw terminals

• DIN Rail mountable - no tooling required

• Easy adjustment using front panel

• Cascadable

• Adjustable response sensitivity

• 1 C/O SPDT output contact

• Compact 22.5 mm width

Additional Features CM-ENS.2


• Control of two levels (MIN/MAX)

• Front panel adjustment of fill and drain function

Additional Features CM-ENS.31


• Control of two levels (MIN/MAX)

• Front panel adjustment of fill and drain function

• 2 C/O SPDT Contacts

• Selectable ON / OFF delay

Applications


• Dry running protection

• Overflow protection

• Liquid level control


Liquid Level Relays are used to monitor the levels of conductive liquids, and are available in Up/Down, Minimum, Maximum, and Fill/Empty variations. Liquid Level Relays are straightforward to install and safe to use.


Application Examples


Liquid Level Relays (Conductive Level Sensors) are used in a wide variety of applications including waste water management and the monitoring and management of corrosive liquid media, and designed specifically to provide for the:


Monitoring and control of liquid levels
Protection of pumps against dry running
Ability to detect liquid leaks in a system
Control of media mixing ratios
Control of liquid levels

Related links