VRMS - Vaccine Refrigerator Monitoring System
The VRMS (Vaccine Refrigerator Monitoring System) is specifically developed for hospitals and related research units. It is a high-precision real-time monitoring system for refrigerator temperature and humidity, significantly saving time for medical professionals, pharmacists, and researchers in confirming whether medicines or patient specimens are properly stored. This system helps enhance the efficiency of the relevant personnel’s work and ensures that these critical medicines and specimens can be safely stored.
Deployment Architecture
Description The VitalSigns VRMS is an advanced solution specifically designed to ensure the proper storage conditions for vaccines and other temperature-sensitive medical products. This system comprises various components and features that work together to maintain optimal temperature and humidity levels, preventing spoilage and preserving the effectiveness of the vaccines. Below is a description of the key components and features of this system:
- Temperature and Humidity Sensors: The system includes sensors that continuously monitor and record the temperature and humidity levels inside the refrigerator. These sensors are strategically placed in different areas of the storage unit to provide accurate readings.
- Data Logger: The data logger is responsible for collecting and storing sensor data. It records temperature and humidity readings at regular intervals, creating a log of the conditions inside the refrigerator. This data can be analyzed later for quality control or to identify any deviations from the recommended storage conditions.
- Alarms and Notifications: The monitoring system is equipped with alarms and notifications to alert relevant personnel in case of any temperature or humidity deviations. When the sensors detect values outside the acceptable range, the system triggers an alarm and sends notifications via email, SMS, or dedicated monitoring software. This enables immediate action to address the issue and prevent any potential damage to the stored vaccines.
- Remote Monitoring: Many systems offer the convenience of remote monitoring, allowing authorized personnel to access real-time data and receive alerts from anywhere with an internet connection. This feature enables healthcare professionals to monitor the conditions of the vaccine refrigerator even when they are not on-site.
- Compliance Reports: The system generates comprehensive reports that provide an overview of the temperature and humidity conditions within the vaccine refrigerator. These reports are crucial for regulatory compliance and can be used as documentation during audits or inspections.
Overall, the VRMS provides an essential tool for healthcare facilities and vaccination centers to maintain the integrity and efficacy of vaccines. By closely monitoring and controlling storage conditions, it helps prevent the wastage of valuable vaccines and ensures they remain potent and safe for administration.

Service Items As experts in cloud product design and development, we are dedicated to providing refined service improvements for medical institutions, factories, and other equipment suppliers. Our goal is to assist in the advancement of smart healthcare and smart manufacturing, ensuring high efficiency and optimized operations. Our services include the following:
- Cloud Product Design and Development: With our extensive experience and expertise, we offer customized solutions for cloud product design and development. We deeply understand the needs of medical institutions, factories, and equipment suppliers, utilizing the latest technologies and innovative designs to help clients build efficient, secure, and scalable cloud products.
- Service Improvement: By analyzing the business processes of medical institutions, factories, and equipment suppliers, we identify bottlenecks and improvement opportunities, providing corresponding solutions. We focus on enhancing efficiency, reducing costs, optimizing resource allocation, and offering sustainable service improvement strategies to enhance clients’ competitiveness and operational efficiency.
- Smart Healthcare and Smart Manufacturing: Our aim is to assist clients in achieving digital transformation. For medical institutions, we provide solutions based on cloud computing and Internet of Things (IoT) technologies to improve diagnosis and treatment efficiency, enable remote healthcare and monitoring, and enhance data security and privacy. For factories and equipment suppliers, we offer smart manufacturing solutions, including data analytics, automation control, production optimization, and supply chain management, to enhance production efficiency and quality.
Through our expertise and technical capabilities, we are committed to delivering excellent services that enable clients to achieve higher efficiency and optimization in their operations. We believe that the development of smart healthcare and smart manufacturing brings greater benefits and competitive advantages. We are ready to collaborate with clients in their journey towards a smarter future.
Features
Instant Device Monitoring
- Monitor the real-time status of all equipment operations
- Automatic page update
Temperature Monitoring Report
- Provides temperature records every hour
- Monitors maximum, minimum, and average values
Temperature Data Download
- Ability to separately view and download daily and monthly temperature information
- Daily/monthly report queries and printing
Personal Settings Management
- Management of usage rights, notification mail management, password management
- Manage Temperature Monitoring Devices
System Information Status
- System information and server status
- Hard disk space, memory, file usage status
Product Specifications
VST103 BLE Temperature/Humidity Sensor
- Temperature Sensor: -40°C ~ 125°C ± 0.2°C
- Humidity Sensor: 0% to 100% ± 2%
- Battery: 3.7~4.2V, 18650 lithium battery x 4
- Communication: BLE
- Operation Time: Maximum up to 10 years on a full charge
- Upload real-time data to server every minute (adjustable)

VSG103 BLE to Wi-Fi Gateway
- Supply Power: 5V DC
- Power consumption: 1W (average)
- Communication: Wi-Fi and BLE
- Can receive data from multiple BLE devices at the same time
Flash LED & Siren
- Communication: USB to UART
- Volume: 108±3dB/30cm
- Flash LED

Temperature & Humidity Monitoring Server
- Power consumption: 4W (average)
- Communication: LAN, Wi-Fi, and BLE
- Report: daily/monthly
- Chart: daily/monthly
- The server records temperature and humidity data every 5 minutes (adjustable)
- Temperature and humidity sensor raw data output (CSV format)
- Manual event tag filling
- Alert reminder:
- Low/High Temperature alarm
- Device battery low (<10%)
- Device offline




VRMS
The VitalSigns VRMS provides a reliable and efficient solution for medical institutions, ensuring that vaccines are stored under optimal conditions. With advanced temperature and humidity monitoring technology, real-time data recording, remote monitoring capabilities, and comprehensive alarm and notification systems, this system effectively prevents vaccine spoilage, ensuring their potency and safety upon administration. The compliance reporting function further ensures regulatory adherence, providing reliable data support during audits and inspections.
The system’s deployment architecture is flexible and easily scalable, accommodating the needs of medical institutions of various sizes. From small clinics to large hospitals, the VitalSigns system offers customized solutions to meet diverse monitoring requirements.
We are committed to promoting the development of smart healthcare and smart manufacturing, offering excellent services and technical support to our clients. Through our expertise and capabilities, we help clients achieve digital transformation, improving operational efficiency and competitiveness. The future of smart healthcare and smart manufacturing is filled with limitless possibilities, and we look forward to partnering with you to create a smarter, more efficient future.
Contact Us
If interested, please contact us:
- Email: sales@vsigntek.com
We look forward to providing you with more information and support, helping you achieve excellent vaccine storage management.