MTL 725B Programmable Alarm Annunciators (1).
MTL 725B Alarm Monitoring System – Combined Annunciator & Event Recorder
Built on our field-proven 725 Range Alarm Annunciator, the MTL 725B is the ideal solution for monitoring critical alarms, regardless of system size or complexity. Its robust architecture guarantees accurate alarm annunciation and event recording, making it a trusted choice for safety-critical operations.
Comprehensive communication options, including Modbus Serial, TCP/IP IEC61850, and TCP/IP DNP3, enable seamless data retransmission for centralized monitoring and integration with your existing alarm monitoring systems. This ensures real-time visibility and control across your entire network.
MTL 725B Alarm Monitoring System – Combined Annunciator & Event Recorder
Efficiency
Fully programmable from front
Reliability
Fewer components for high reliability
Ease of Use
Ultra-bright LEDs in 6 colors
Certifications and Compliances
CE Marked:
Designed to meet the requirements of European EMC and LVD Directives.
Compliance:
Immunity to EN61000-6-2:2005
Emissions to EN61000-6-4:2007
LVD to EN61010-1:2010, IEC61010-2-201
Surge Immunity:
To ANSI/IEEE C37.90.1:1989
Environment
Operating temperature: -20ºC to 60ºC
Storage temperature: -20ºC to 80ºC
Humidity: 0–95% RH, non-condensing
Protection
Front of panel: IP41
Rear of enclosure: IP20
Optional covers and enclosures to provide IP54 up to IP67 protection
Design Features for Advanced Alarm Monitoring System
Multi-redundant design so there is no single point of failure
Modular construction – units can be assembled in almost any shape and size from 1 to 256 channels with a choice of three window sizes and six colours
Interchangeable, ultra-bright white LED illumination
1ms Event Recording functionality up to 256 points can be supplied
Fully configurable for each individual point using a standard USB connection to PC or laptop
Integral power supply, optional universal supply for direct connection to 85-264VAC or 88-300VDC
Comprehensive diagnostics, warning LEDs and common relays provide indication of any problems with the alarm system
Flexible relays – up to 32 output relays configurable as group relays, audible relays or diagnostic relays
Each system supplied with 6 pushbuttons and dual audibles to cover almost all alarm applications
Optional protocols include RS485 Modbus, RTK/AMS (Timestamping), TCP/IP DNP3.0, IEC6185
About Eaton MTL Instruments
Eaton MTL Instruments, a division of Eaton Corporation (USA), is a global leader in surge protection solutions for signal, data and power applications. With over 50 years of experience, MTL products are engineered to perform reliably in harsh and hazardous environments.
Viet Thang Loi Technology Company Limited is the authorized distributor of Eaton MTL Instruments (MTL) and Eaton Crouse-Hinds (CEAG) in Vietnam. Please contact us for more details.
More detail
To select the most suitable MTL725B system for your substation or plant requirements, please refer to the following configuration options:
Selection Criteria | Available Options | Remarks |
|---|---|---|
Window Size | Small (30x30mm), Medium (30x60mm), Large (60x60mm) | Depending on the viewing distance within the control room. |
Number of Ways (Channels) | From 2 to 256 alarm channels | Modular design allows for flexible future expansion. |
LED Colors | Red, Amber, Yellow, White, Green, Blue | Prioritize alarms by assigning specific colors. |
Recording Feature (SOE) | With or Without integrated Event Recorder | Select 1ms resolution SOE for fault sequence analysis. |
Communication Protocols | Modbus RTU (RS485), TCP/IP | Integration with central SCADA or DCS systems. |
Do you need a specific configuration for your project? Send your alarm logic diagram to Viet Thang Loi’s technical team for precise part number generation.
