e-DATA Master Units replace any need for servers and software, providing Web-based physical access control systems (PACS) that are simple to install and use right out of the box.
Master Unit 524
Enterprise access control for large systems. Used for systems with a large number of doors with a high volume of traffic.
• Supports 1 to 24 readers
• Fully embedded access control software
• Managed through any standard Web browser
Master Unit 200
Reliable, simple-to-use access control for smaller systems. Perfect for smaller system applications.
• Supports 1 to 8 readers (4 biometric readers)
• Fully embedded access control software
• Managed through any standard Web browser
Door Unit
Provides inputs and outputs for peripheral access control equipment. Used with Master Unit 200 and Master Unit 524, provides connections for up to two doors.
• Input connections include:
2 door contacts; 2 readers (RS485 or Wiegand); 2 REX devices; 2 mantrap inputs
• Ouput connections include:
2 reader LED; 2 reader beeper; 2 local relays; 1 local sounder
Master Unit comparison
| Features | e-DATA MU200 with Door Unit | e-DATA MU524 with Door Unit |
| System users | 500 | 30,000 |
| Events | 5,000 | 40,000 |
| Custom days/holidays | unlimited | unlimited |
| Readers per system | up to 8 (4 biometric) | up to 24 |
| HTTPs | ![]() |
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| DHCP or static IP address | ![]() |
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| Embedded software (Java) | ![]() |
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| Event logs | ![]() |
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| On-board reporting | ![]() |
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| Browser-based | ![]() |
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| E-mail notification | ||
| Supporting Door Unit inputs/outputs | 6 inputs, 5 outputs 2 relays, 2 amp | 6 inputs, 5 outputs 2 relays, 2 amp |
| Alarm Interface Unit compatible | ![]() |
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| Reader communication protocols | Wiegand, RS485 | Wiegand, RS485 |
| Flash memory | On-board | CF module |
| Processor | 8 bit | 600 MHz Intel |
| XML export | ![]() |
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| REST/SOAP Web Services | ![]() |
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| Dimensions (with enclosure) | 4.7 in x 4.7 in x 1.5 in | 4.7 in x 4.7 in x 1.5 in |












