8
•
Introduction
Pin Definitions of ND-6012/D
Pin #
Signal Name
Description
1
IN+
Analog Input Positive Terminal
2
IN-
Analog Input Negative Terminal
3
DO 1/ HI
Digital Output Channel 1
or High alarm status output
4
DI 0 / EV
Digital Input Channel 0
or event counter input
5
DO 0 / LO
Digital Output Channel 0
or Low alarm output
6
DEFAULT*
Initial state setting
7
(Y) DATA+
RS-485 series signal, positive
8
(G) DATA-
RS-485 series signal, negative
9
(R) +Vs
Power supply, +10V~+30V
10
(B) GND
Ground
Functional Block Diagram of ND-6012/D
+ 5V
GND
Power Input
+10V ~ +30V
Power
Regulator & Filter
Data +
Data -
RS-485
Rec/Drv
Micro
Processor
EEPROM
Config Data
Safe Value
Watchdog/Power Failure
Supervisor
ADC
1-bit
Digital Input
1-bit
Digital Input
2-bits
Digital Output
Analog
Signal
DO0
DO1
DI0
Default*
Pin
LED Display
( only ND-6012/D)
Summary of Contents for NuDAM-6017
Page 2: ......
