Description
Overview
The HESG448230R1/G 216EA61B analog input board is a key signal‑acquisition module used within ABB UNITROL excitation systems. It is engineered to capture, condition, and process analog signals from field devices, ensuring accurate measurement and stable control performance in DCS‑based automation environments.
Technical Characteristics
This module integrates precision analog‑to‑digital conversion, robust signal filtering, and industrial‑grade communication interfaces. Its design supports continuous operation in demanding environments where temperature, electrical noise, and mechanical stress may vary.
Technical Specifications
| Parameter |
Specification |
| Model |
HESG448230R1/G 216EA61B |
| Product Type |
Analog Input Board |
| Brand |
ABB |
| Product Range |
UNITROL Excitation Systems |
| System Category |
DCS |
| Operating Function |
Analog signal acquisition and conditioning |
| Communication Interfaces |
RS‑485, CANopen |
| Supply Voltage |
DC 24 V |
| Operating Temperature |
Industrial‑rated (manufacturer‑specified) |
| Weight |
0.76 kg |
| Dimensions |
3.8 × 25.5 × 26.1 cm |
| HS Code |
8537101190 |
| Condition |
Brand New |
| Origin |
Sweden |
| Availability |
In Stock |
| Minimum Order Quantity |
1 |
| Product Status |
Active |
Functional Description
The HESG448230R1/G 216EA61B board captures analog signals from sensors and process instrumentation, converting them into digital values for use within UNITROL excitation systems. Its onboard microprocessor ensures fast sampling and accurate data handling, supporting stable control loops and reliable system feedback.
The module’s communication support for RS‑485 and CANopen enables integration with a wide range of industrial devices and supervisory systems. Its DC 24 V power input ensures consistent operation even under fluctuating supply conditions.
Designed for industrial environments, the board withstands temperature variations and electrical interference when installed in properly rated control cabinets. Its PCB layout and component selection prioritize signal integrity and long‑term reliability.
Application Scenarios
-
Signal acquisition in UNITROL excitation systems
-
Analog measurement for generator control and monitoring
-
Integration with DCS‑based automation platforms
-
Retrofit and modernization of ABB excitation equipment
FAQ
Q: What is the primary function of the 216EA61B analog input board? A: It acquires and conditions analog signals for processing within UNITROL excitation systems.
Q: Does the module support digital communication? A: Yes. It includes RS‑485 and CANopen interfaces for integration with industrial networks.
Q: What power supply does the board require? A: It operates on a regulated DC 24 V supply.
