Manual

4 • Introduction
Pin Definitions of ND-6011/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
11 TC(+) Thermocouple Input positive Terminal
12 TC(-) Thermocouple Input negative Terminal
Functional Block Diagram of ND-6011/D
GND
+ 5V
Power Input
+10V ~ +30V
Power
Re
g
ulator & Filte
r
Data +
Data -
RS-485
Rec/Drv
Micro
Processor
EEPROM
Config Data
Safe Value
Watchdog/Power Failure
Superviso
r
ADC
1-bit
Di
g
ital In
p
ut
1-bit
Di
g
ital In
p
ut
2-bits
Di
g
ital Out
p
ut
Analog
Si
g
nal
DO0
DO1
DI0
Default*
Pin
CJC
LED Dis
p
la
y
(only ND-6011/D)