ABB 35EK91 Analog Input Module

Introduction

The ABB 35EK91 is a high-performance analog input module designed for industrial automation systems that require precise and reliable data acquisition. It is equipped with 8 analog inputs, offering flexibility for monitoring key process variables like temperature, pressure, and flow in various industrial applications. The 35EK91 module supports both 0-10V and 4-20mA input signals, making it suitable for a wide range of industrial sensors.

Operating with a 24 VDC input voltage, the 35EK91 module is designed for easy integration into automation systems. Its DIN rail mounting design ensures convenient installation in standard control panels, saving valuable space. Additionally, the module features built-in short-circuit protection, overload protection, and thermal protection, ensuring safe and stable operation even in harsh industrial environments. With an operating temperature range from -20°C to +60°C, it is suitable for use in a wide range of industrial conditions.

Technical Specifications

Specification	Details
Model	35EK91
Module Type	Analog Input Module
Number of Inputs	8 Analog Inputs
Input Voltage/Current	0-10V / 4-20mA
Input Voltage	24 VDC
Size (W x H x D)	120 x 120 x 80 mm
Weight	0.9 kg
Mounting Type	DIN Rail
Operating Temperature	-20°C to +60°C
Protection	Short-circuit, Overload, Thermal Protection
Certifications	CE, UL, RoHS

Recommended Related Models

Model	Module Type	Number of Inputs	Input Voltage/Current
ABB 35EK92	Analog Input Module	16 Analog Inputs	0-10V / 4-20mA
ABB 35EK93	Analog Input Module	16 Analog Inputs	0-10V / 4-20mA
ABB 35EK94	Analog Input Module	8 Analog Inputs	0-10V / 4-20mA

Popular ABB Models

Model	Module Type	Number of Inputs	Input Voltage/Current
ABB 35EK90	Analog Input Module	16 Analog Inputs	0-10V / 4-20mA
ABB 35EK91	Analog Input Module	8 Analog Inputs	0-10V / 4-20mA
ABB 35EK92	Analog Input Module	16 Analog Inputs	0-10V / 4-20mA

Applications

Process Control: The ABB 35EK91 is ideal for process control systems, where precise and reliable analog input is required to monitor critical variables like temperature, pressure, and flow.
Machine Automation: It is commonly used in machine automation systems to acquire signals from sensors that measure motor speed, pressure, temperature, and other parameters essential for machine performance.
Energy Management: The 35EK91 module can be employed in energy management systems to monitor energy consumption data and provide feedback for optimizing energy usage.
Building Automation: The module is well-suited for building automation systems, helping to measure environmental parameters such as HVAC temperature, humidity, and lighting levels.
Environmental Control: It is used in environmental control systems for applications such as water treatment plants, renewable energy systems, and environmental monitoring.

Advantages

High-Precision Input: The 35EK91 provides 8 analog inputs, ensuring precise and reliable acquisition of data from field sensors for accurate monitoring and control.
Wide Compatibility: The module supports 0-10V and 4-20mA input signals, making it compatible with a wide range of industrial sensors and devices.
Space-Efficient Design: With its DIN rail mounting, the module offers an easy and compact installation in control panels, optimizing space usage in industrial environments.
Wide Operating Temperature: The 35EK91 module operates effectively in a wide temperature range from -20°C to +60°C, making it suitable for diverse industrial conditions.
Comprehensive Protection: The module comes with short-circuit protection, overload protection, and thermal protection, ensuring both safety and operational reliability under harsh conditions.
Global Standards Compliance: The 35EK91 is certified for CE, UL, and RoHS compliance, meeting international standards for safety, quality, and environmental protection.

Technical FAQs

What is the input voltage for the ABB 35EK91 module? The input voltage is 24 VDC.
How many analog inputs does the ABB 35EK91 have? The module features 8 analog inputs.
What types of input signals can the ABB 35EK91 handle? It supports both 0-10V and 4-20mA input signals.
What are the dimensions of the ABB 35EK91 module? The module measures 120 x 120 x 80 mm.
What is the weight of the ABB 35EK91 module? The weight is 0.9 kg.
What is the operating temperature range for the ABB 35EK91 module? The operating temperature range is -20°C to +60°C.
How is the ABB 35EK91 mounted? The module is mounted on a DIN rail, making installation easy and secure.
Is the ABB 35EK91 module certified for global standards? Yes, it is certified for CE, UL, and RoHS compliance.
Can the ABB 35EK91 module be used in process control applications? Yes, the 35EK91 is well-suited for process control applications requiring high-precision analog input signals.
What protection features does the ABB 35EK91 include? The module features short-circuit protection, overload protection, and thermal protection to ensure safe and reliable operation.