Annunciator System

Description: The Annunciator System is an intelligent alarm and status indication unit designed to monitor multiple process parameters and alert operators of abnormal conditions through audio-visual signals.
It provides clear, centralized indication of equipment status such as pressure faults, temperature alarms, water detection, emergency shutdowns, or system interlocks.
Engineered for industrial reliability and user clarity, the Annunciator System enhances operational safety, quick response, and system diagnostics in fuel systems, refueling equipment, and automation control panels.

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Specification:

Type: Multi-point Electronic Annunciator
Input Channels: 4 / 8 / 16 / 24 / 32 Points (expandable)
Input Type: Potential-Free Contacts / 24 V DC Signal Inputs
Output Type: Relay Contacts for Common Alarm, Horn, and Reset
Operating Voltage: 12 / 24 V DC or 110 / 230 V AC (selectable)
Alarm Indication: LED / Lamp Window with Text Label
Audio Alarm: Built-in Buzzer or External Horn Output
Alarm Sequence Logic: ISA Standard Alarm Sequence (First-Up, Acknowledge, Reset)
Display Color Options: Red, Amber, Green, White (custom)
Communication: RS485 / Modbus (optional)
Enclosure Protection: IP54 / IP65
Mounting Type: Panel Flush Mount / Wall Mount
Operating Temperature: –10 °C to +70 °C
Compliance: CE / IEC / ATEX (optional)

Features:

 Multi-channel monitoring with independent LED/lamp indication for each alarm.
 Built-in audio-visual alerts for immediate recognition of critical faults.
 Standard ISA alarm sequence logic (First-Up, Acknowledge, Reset).
 Customizable window legends for system-specific fault descriptions.
 Modular, expandable design from 4 to 32 alarm points.
 Rugged, weatherproof enclosure for industrial and outdoor applications.
 Easy interface with sensors, PLCs, and safety systems for total operational visibility.

Annunciator – FAQs

To indicate alarms and system faults visually and audibly.

4, 8, 16, 24, or 32.

ISA sequence: First-Up, Acknowledge, Reset.

12/24V DC or 110/230V AC.

Optional RS485/Modbus.

Panel flush or wall-mounted.

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                    About Us

Intense dedication is the absolute cornerstone of
HR Auto Solutions. Since our establishment in 2017, we have devoted ourselves to a purpose greater than manufacturing—to engineer and supply high-reliability solutions for critical fluid transfer, metering, and safety within the fueling industry.
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