ADLINK ND-6024 - Manual (Page 12)

6 • Introduction
Functional Block Diagram of ND-6021
Data-
Data+
RS-485
Rec/DRv
Micro
Processor
RS-485
Terminator
EEPROM
Watchdog / Power Failure
Supervisor
*Defalut Setting
(1 bit Digital In)
Photo
Isolators
DAC
(12 bits)
DC to DC
Convertor
Voltage Output
VOUT +
VOUT -
V to I
IOUT +
IOUT -
Power
Regulator
+10V ~ +30 V
GND
+5V
GND
Isolated Power
Isolated Ground
Current Output