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Manual – 3000 NRL Family
Unidata Manual - 3000 NRL Family - 17 09 2018.docx
Terminal
Connection
Description
SAT MODEM
Globalstar Satellite Connection
AUX+
External 9V to 30VDC Power Supply +
POWER 9-30VDC
AUX-
External 9V to 30VDC Power Supply -
MAIN+
External 9V to 30VDC Power Supply +
POWER 9-30VDC
MAIN-
External 9V to 30VDC Power Supply -
CONFIGURATION
RS232
Logger Configuration RS232 (Female) Serial Port
INSTRUMENT
RS232
Smart Instrument Connection RS232 (Male) Serial Port
GND (1)
Ground SDI-12 Channel 1
SDI-1
SDI-12 Signal Channel 1
12V (1)
SDI-12 12V Channel 1
SDI-12
GND (0)
Ground SDI-12 Channel 0
SDI-0
SDI-12 Signal Channel 0
12V (0)
SDI-12 12V Channel 1
GND 1
Ground MODBUS Channel 1
1A-
MODBUS Channel 1 A-
1B+
MODBUS Channel 1 B+
MODBUS
GND 0
Ground MODBUS Channel 0
0A-
MODBUS Channel 0 A-
0B+
MODBUS Channel 0 B+
NO1
Normally open 1 1A 30Vdc, 0.5A 125VAC
COM1
Common 1
NC1
Normally closed 1 1A 30Vdc, 0.5A 125VAC
RELAYS
NO0
Normally open 0 1A 30Vdc, 0.5A 125VAC
COM0
Common 0
NC0
Normally closed 0 1A 30Vdc, 0.5A 125VAC
GND
Ground
5V
5V regulated 100mA fused
GND
Ground
INST PWR
5V
5V regulated 100mA fused
GND
Ground
12V
12V regulated 200mA fused
GND
Ground
DI-3
Digital Input 3, Low<1.1V, High>2.05V, Max = 5V DC
DI-2
Digital Input 2, Low<1.1V, High>2.05V, Max = 5V DC
DIG-IN
GND
Ground
DI-1
Digital Input 1, Low<1.1V, High>2.05V, Max = 5V DC
DI-0
Digital Input 0, Low<1.1V, High>2.05V, Max = 5V DC
GND
Ground
C-3
16 bit, DC to 32Hz potential free contacts or 0 to 5VDC
C-2
16 bit, DC to 32Hz potential free contacts or 0 to 5VDC
COUNTERS
GND
Ground
C-1
16 bit, DC to 32Hz potential free contacts or 0 to 5VDC
C-0
16 bit, DC to 320Hz potential free contacts or 0 to
OUT1
Output 1 Open Drain FET 30V DC,, 250mA max
GND
Ground
DIG-OUT
OUT0
Output0 Open Drain FET 30V DC,, 250mA max
GND
Ground
GND
HSIO Ground
CLK
HSIO Clock
HSIO
DATA
HSIO Data
SYNC
HSIO SYNC
Page 31
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