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DIN AC Voltage Sensor

Comprehensive Monitoring of Server Rooms and Critical Business Areas with the Didactum DIN AC Sensor

Reliable monitoring of AC voltage is a central element for operational safety in modern companies and data centers. Especially in server rooms, but also in industrial plants, energy centers, and building management systems, seamless power monitoring is essential to detect and prevent outages, voltage fluctuations, or dangerous anomalies at an early stage. The Didactum DIN AC Sensor offers a professional, network-based solution that can be flexibly integrated into any monitoring infrastructure.

Why is AC voltage monitoring so important in the server room?

Server rooms form the heart of a company's digital infrastructure. Here, central servers, network components, storage solutions, and air conditioning systems operate, all of which depend on a stable power supply. Even minor voltage fluctuations or power outages can lead to data loss, hardware defects, or production stoppages. With the Didactum DIN AC Sensor, voltage and power supply are continuously monitored. In case of deviations or failures, immediate alerts are triggered so that IT managers can react quickly and prevent greater damage.

Monitoring of critical business areas

Not only the server room, but also production facilities, energy centers, telecommunications stations, industrial controls, and buildings benefit from professional power monitoring. The Didactum DIN AC Sensor reliably detects under- and overvoltages, power outages, and grid fluctuations. This allows disturbances in the power supply to be detected early and costly downtimes to be avoided. Especially in areas such as industrial automation, UPS systems, or building management, seamless AC voltage monitoring is indispensable.

Installation of the Didactum DIN AC Sensor

The installation of the Didactum DIN AC Sensor is extremely simple and flexible. The sensor is mounted on a DIN rail in the control cabinet or distribution box and connected to the Didactum monitoring system via the CAN bus interface. Wiring is done using standardized CAN bus cables, enabling quick and secure integration into existing infrastructures. Thanks to plug & play and auto-sensing, the sensor is automatically recognized by the monitoring system.

Individual thresholds, notifications, and alarms can be configured via the user-friendly web interface. Alerts are sent via email, SMS, SNMP trap, or by automatically switching relays, depending on the settings.

Important note:

To reliably report a power failure, the monitored line must not be UPS-backed. However, the Didactum monitoring system itself should be connected to a UPS so that notifications can still be sent in the event of an alarm.

Application examples for the Didactum DIN AC Sensor

  • Power monitoring in the server room: Continuous monitoring of the power supply to server racks, switches, and cooling systems. In the event of a voltage drop or failure, immediate alerts are triggered to prevent data loss and hardware defects.
  • Data center: Monitoring the supply voltage of all critical systems to ensure operational safety and prevent outages. Real-time current monitoring enables quick diagnosis and troubleshooting.
  • Industrial plants: In production environments, the sensor monitors the supply voltage of heavy machinery and automation systems. Precise voltage measurement helps maintain optimal operating conditions and prevent downtime due to electrical issues.
  • Building management systems (BMS): Integration into BMS to monitor voltage for HVAC systems, lighting, and other electrical equipment. This supports energy management and enables automatic alarms when defined thresholds are exceeded or fallen below.
  • Electrical distribution: Installed in electrical distribution cabinets, the sensor enables real-time monitoring of supply voltage. Electricians and facility managers can quickly identify and resolve electrical issues.
  • Telecommunications stations: Ensuring a constant power supply at base stations to prevent network outages caused by power problems.
  • UPS systems: Integration into uninterruptible power supplies to monitor incoming voltage and prevent equipment failures due to under- or overvoltage.
  • Critical infrastructures: Monitoring energy centers, laboratories, or medical facilities where a stable power supply is vital.
  • Alerting and automation: Automatic switching of warning lights, sirens, or relays at critical measured values to initiate immediate countermeasures.

Advantages of the Didactum DIN AC Sensor

  • Reliable AC voltage monitoring in the range of 90 to 240V AC
  • Simple DIN rail mounting and flexible integration into any monitoring infrastructure
  • Individual alerting via email, SMS, SNMP trap, or relay
  • Long cable lengths for flexible placement up to 100 meters
  • Versatile applications in IT, industry, and building management – support for auto-sensing and convenient configuration via web interface

The Didactum DIN AC Sensor is the ideal solution for professional AC voltage monitoring in server rooms, data centers, and all critical business areas. It reliably protects against power outages, voltage fluctuations, and anomalies, ensuring maximum operational safety and efficiency.

Technical Specifications:

  • Sensor type: Analog sensor
  • Measured voltage: 0–246 V AC
  • Accuracy: 1%
  • Protection rating: IP20H / IP40H
  • Series connection: No
  • Dimensions: DIN 2M, height 90.2 mm, width 36.3 mm, depth 57.5 mm
  • Cable length: 6P4C RJ11 telephone cable included, 2 m
  • Power consumption: 60 mW
  • Operating temperature: Optimal range -10 °C to +80 °C
  • Operating humidity: 5% to 95% (non-condensing)
  • Inputs: Stripping length 6–7 mm, conductor cross-section 2.5 mm², 22–12 AWG
  • Outputs: 1 × Autosense port, RJ11 (6P4C), output 0–5 V
  • Mounting options: DIN rail height 35 mm, depth 7 mm and 15 mm
  • Maximum distance to unit: 100 m
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Can be used with monitoring unit:

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Monitoring System 50T
Monitoring System 50T
Didactum Monitoring System 50T offers scalable IT and building monitoring with real-time alerts, SNMP, and web interface.
Product number: DI12001

Sale price: €290.00 Regular price: €359.00 (19.22% saved)
Didactum PDU-4M
Didactum PDU-4M
The Didactum PDU-4M provides precise power metering, remote control, and environmental monitoring for professional IT environments.
Product number: DI12008

Regular price: €419.00
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Vorderansicht Didactum Monitoring System 100T
Monitoring System 100T
Modern IP monitoring system for IT infrastructure, buildings, data centers, including web interface, sensors, video, and alerting.
Product number: DI12002

Regular price: From €449.00
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Monitoring System 300T
Monitoring System 300T
Powerful monitoring system with sensor integration, real-time monitoring, alarm management, and IoT integration for industrial applications.
Product number: DI12003

Regular price: From €479.00
Didactum PDU 4T
Didactum PDU 4T
Switchable PDU 4T with 4 C13 outputs, SNMP, sensor integration, monitoring, alarms, remote control, Green IT, CAN port.
Product number: DI12007

Regular price: €599.00
Monitoring System 500T
Monitoring System 500T
The 500T monitoring system reliably monitors temperature, humidity, energy, and access in IT, technical, and server rooms.
Product number: DI12004

Regular price: From €679.00
Monitoring System 550T
Monitoring System 550T
The Didactum 550T reliably monitors temperature, humidity, airflow, and access in racks, production, and building management.
Product number: DI12005

Regular price: €809.00
Didactum PDU 8T
Didactum PDU 8T
Switchable PDU 8T with 8 C13 outlets, SNMP, sensor integration, monitoring, alarms, remote control, Green IT, CAN connection.
Product number: DI12006

Regular price: €859.00
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Can be used with extension unit:

DIN sensor expansion unit for 8 sensors
DIN sensor expansion unit for 8 sensors
Modular DIN sensor expansion for industrial monitoring. Easy installation, high scalability, and centralized management of all sensors.
Product number: DI13002

Regular price: €240.00
Expansion unit for sensors 8x analog
Expansion unit for sensors 8x analog
The sensor port extension connects to the CAN port of your Didactum Monitoring System and provides 8 additional ports for analog sensors.
Product number: DI13000

Regular price: €240.00

Manufacturer information:

Didactum® Security GmbH

Marsweg 17

48163 Münster
Deutschland

Fon: +49 - 2501 - 9 78 58 80
Email: info@didactum-security.de

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