ABB CM-ENS Series Liquid Level Relay, DIN Rail Mount, 1 Input Voltage 240V AC/DC, Rated SPDT Relay 1SVR730850R0200 CM-ENS.21S

ABB 1SVR730850R0200 CM-ENS.21S is a Liquid Level Relay from the CM-ENS series, designed for precise control and regulation of liquid levels in industrial applications. Featuring a robust DIN rail mount and a single voltage input rated at 240V AC/DC, this relay offers reliable and accurate operation with a SPDT output.

The device includes an adjustable potentiometer on the front face for quick manual setting, supporting either overfill or dry-running protection. An adjustable response sensitivity ensures the relay responds only when required, enhancing operational accuracy.

Constructed with a flame-retardant housing, the relay ensures safety in fire-prone environments. The screw terminal design simplifies wiring tasks, while its IP50-rated housing provides protection against airborne dust and contaminants. Additionally, EMC immunity protects the unit against electronic interference, ensuring consistent performance.

The compact dimensions of 113.4 mm length and depth and 22.5 mm width make it space-efficient for panel installations. Mechanical durability supports up to 10 million switching cycles, underlining its longevity and reliability.

Certified to international standards such as 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, and UL 508, the product guarantees compliance and quality.

Typical applications include bottling plants, oil and gas industry, well test systems, and reboilers where liquid level control is critical. This relay is part of ABB's CM-ENS series offering a choice of variants with compact, environmentally friendly designs that are easy to install and configure.

Equipped with adjustable response sensitivity for accurate level detection. Flame-retardant housing ensures safety during fire incidents. Screw terminals facilitate easy and secure wiring. IP50-rated enclosure protects against airborne contaminants.

EMC immunity safeguards against interference from nearby electronic devices. Compact design with a width of 22.5 mm optimizes space usage. Suitable for overfill and dry-running protection applications. Durable mechanical lifespan of up to 10 million switching cycles.

Compliance with multiple international standards including IEC, UL, and CAN/CSA. Ideal for industrial uses such as bottling plants, oil and gas, well test systems, and reboilers. For reliable and efficient liquid level control, explore the ABB CM-ENS series and related products on EnvMart for industrial, automation, and control solutions.