Suprema DM-20 Secure Multi-Door I/O Module

BH #SUDM20 • MFR #DM-20
Suprema DM-20 Secure Multi-Door I/O Module
Key Features
  • Secure Door Control for up to Four Doors
  • Centralized Access Control
  • Encrypted Communication
  • Two Wiegand Reader Interfaces
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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.
Special Order
Expected availability: 3-7 business days
On Display in Store
$330.00
6 Mos. Promo Financing*

Important Notice

  • This item is noncancelable and nonreturnable.
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Suprema DM-20 Overview

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
TTL inputs and outputs
CE, FCC, KC, RoHS, REACH, and WEEE certified

Suprema DM-20 Specs

CPU32 MHz
MemoryFlash: 128 kB
SRAM: 20 kB
LEDMulticolor
RS-485One Channel
WiegandTwo Channels
TTLInput: Four Channels
Output: Six Channels
Relay4 x Relays
RS-485 ProtocolOSDP
Supervised InputFour Channels
Power12 VDC
Operating Temperature-4 to 140°F / -20 to 60°C
Operating Humidity0 to 80%, Non-Condensing
Storage Temperature-40 to 158°F / -40 to 70°C
Storage Humidity0 to 90%, Non-Condensing
CertificatesCE, 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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