Suprema DM-20 – Door Control Module
The Suprema DM-20 Secure Multi-Door I/O Module can be used to establish centralized access control in addition to secure door control for up to four doors when combined with a Suprema device (separately sold). Data transfer is kept safe when communication is encrypted.
This module has four relays, four supervised inputs, four TTL inputs, six TTL outputs, two Wiegand interfaces for use with third-party readers, and an RS-485 communication protocol (OSDP).
Suprema DM-20 Features
- 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
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