DM-20 Secure Multi Door I/O Module (8IN / 6OUT)

Price on demand
Product number: 0-0511-080-000020
Manufacturer SUPREMA SUPREMA
Category Controllers, terminals

Suprema DM-20 Door Module

Door Module provides secure door control of up to four doors via encrypted communication and also contains two wiegand reader interfaces for use with 3rd party readers. A wide variety of I/O interfaces allows Door Module to be a part of diverse system configurations.

Key Highlights:

  • Control up to four doors through multiple inputs and output modules
  • Easily monitor device status with 4 additional supervised inputs
  • Secure data transmission with encrypted communication
  • Implement centralized access control with a Suprema device


  • Model DM-20
  • CPU Cortex M3 72 MHz
  • Memory 128 KB Flash, 20 KB SRAM
  • Operating Temperature -20 °C ~ 60 °C
  • Operating Humidity 0 % ~ 80 %, non-condensing
  • Dimension (W x H x D) 130 x 90.5 x 35.8 (mm)
  • Certificates CE, UKCA, KC, FCC, RoHS, REACH, WEEE
  • RS-485 1 ch
  • RS-485 Communication Protocol OSDP V2 compliant
  • TTL Input 4 ch
  • TTL Output 6 ch
  • Supervised Input 4 ch
  • Relay 4 Relays
  • Wiegand 2 ch Inputs: • Voltage: 12 Vdc • Current: Max. 1.5 A
  • Power: • Voltage: 12 Vdc • Current: Max. 3.1 A
  • Relay 2 A @ 30 VDC Resistive load, 1 A @ 30 VDC Inductive load
More information and user manuals can be found in the "Downloads" section.
Manufacturer SUPREMA
Home delivery (recommended)

You will get an e-mail with parcel ID, once the goods are sent out

up to 5 kg 3,99 € up to 10 kg 5,00 €
up to 30 kg 9,00 € up to 75 kg 15,00 €
up to 200 kg 70,00 € up to 1000 kg 200,00 €

Suprema DM-20 Door Module

Door Module provides secure door control of up to four doors via encrypted communication and also contains two wiegand reader interfaces for use with 3rd party readers. A wide variety of I/O interfaces allows Door Module to be a part of diverse system configurations.

Key Highlights:

  • Control up to four doors through multiple inputs and output modules
  • Easily monitor device status with 4 additional supervised inputs
  • Secure data transmission with encrypted communication
  • Implement centralized access control with a Suprema device


  • Model DM-20
  • CPU Cortex M3 72 MHz
  • Memory 128 KB Flash, 20 KB SRAM
  • Operating Temperature -20 °C ~ 60 °C
  • Operating Humidity 0 % ~ 80 %, non-condensing
  • Dimension (W x H x D) 130 x 90.5 x 35.8 (mm)
  • Certificates CE, UKCA, KC, FCC, RoHS, REACH, WEEE
  • RS-485 1 ch
  • RS-485 Communication Protocol OSDP V2 compliant
  • TTL Input 4 ch
  • TTL Output 6 ch
  • Supervised Input 4 ch
  • Relay 4 Relays
  • Wiegand 2 ch Inputs: • Voltage: 12 Vdc • Current: Max. 1.5 A
  • Power: • Voltage: 12 Vdc • Current: Max. 3.1 A
  • Relay 2 A @ 30 VDC Resistive load, 1 A @ 30 VDC Inductive load
More information and user manuals can be found in the "Downloads" section.

Manufacturer SUPREMA

Home delivery (recommended)

You will get an e-mail with parcel ID, once the goods are sent out

up to 5 kg 3,99 € up to 10 kg 5,00 €
up to 30 kg 9,00 € up to 75 kg 15,00 €
up to 200 kg 70,00 € up to 1000 kg 200,00 €

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