12
Pr
oduc
t Specific
ations
Product Specifications
Category
Feature
Specification
General
Model
DM-20
CPU
Cortex M3 72 MHz
Memory
128KB Flash, 20KB SRAM
LED
Multi-color
•
Power x1
•
Relay x4
•
TTL Input x4
•
Supervised Input x4
•
TTL Output x6
•
RS-485 x2
•
Run x1
Operating temperature
-20°C ~ 60°C
Storage temperature
-40°C ~ 70°C
Operating humidity
0% ~ 80%, non-condensing
Storage humidity
0% ~ 90%, non-condensing
Dimension (W x H x D)
130 mm x 90.5 mm x 35.8 mm
Certificates
CE, FCC, KC, RoHS, REACH, WEEE
Interface
RS-485
1 ch
TTL Input
•
TTL Input 4ch
•
Supervised Input 4ch
Output
TTL Output 6ch
Relay
4 relays
Wiegand
Wiegand Input 2ch
(12 V, Max. 1.5 A)
Electrical
Power
9-18V, Max. 2.5A
Relay
2 A@ 30 VDC Resistive load
1 A@ 30 VDC Inductive load
