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User Manual for Suprema DM-20 Secure Multi-Door I O Module Click to enlarge the picture
Contents of the user manual for the Suprema DM-20 Secure Multi-Door I O
- Product category: Add-On Modules Suprema
- Brand: Suprema
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Suprema Add-On Modules
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User manual for the Suprema DM-20 Secure Multi-Door I O contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Suprema product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Suprema user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Suprema product will considerably shorten its lifespan!
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Product description The DM-20 Secure Multi-Door I/O Module from Suprema provides secure door control for up to four doors, along with the ability to implement centralized access control when used in conjunction with a Suprema device (available separately). Encrypted communication ensures that data transmission remains secure.
This module is equipped with two Wiegand interfaces for use with third-party readers, an RS-485 communication protocol (OSDP), four relays, four supervised inputs, four TTL inputs, and six TTL outputs. - Control up to four doors via multiple inputs and outputs
- Provides centralized access control of up to 32 doors and eight biometric devices through a daisy chain configuration when combined with a Suprema device (available separately)
- Secure data transmission thanks to encrypted communication
- Monitor device status with four supervised inputs
- CE, FCC, KC, RoHS, REACH, and WEEE certified
In the Box Suprema DM-20 Secure Multi-Door I/O Module Bracket 4 x PVC Anchors 4 x Mounting Screws 4 x Support Bosses 2 x Diodes 120 Ohms Resistor Limited 1-Year Warranty Table of Contents
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Technical parametersSuprema DM-20 Specs | CPU | 32 MHz | | Memory | Flash: 128 kB SRAM: 20 kB | | LED | Multicolor | | RS-485 | One Channel | | Wiegand | Two Channels | | TTL | Input: Four Channels Output: Six Channels | | Relay | 4 x Relays | | RS-485 Protocol | OSDP | | Supervised Input | Four Channels | | Power | 12 VDC | | Operating Temperature | -4 to 140°F / -20 to 60°C | | Operating Humidity | 0 to 80%, Non-Condensing | | Storage Temperature | -40 to 158°F / -40 to 70°C | | Storage Humidity | 0 to 90%, Non-Condensing | | Certificates | CE, FCC, KC, RoHS, REACH, WEEE | | Dimensions (W x H x D) | 5.1 x 3.6 x 1.4" / 130 x 90.5 x 35.8 mm |
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