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P a g e
3
Hardware Setup
3.1
Connecting your Layer N Smart Interface
The SP-005 requires a Layer N Smart Interface to connect to your computer. Use the M12 8-Pin Connector diagram below to
connect your SP-005 to your Layer N Smart Interface.
3.2
Thermocouple and RTD Wiring Diagram
Most M12 thermocouple and RTD probes can be connected directly to the SP-005. If you are connecting wire directly to the
SP-005, view the wiring diagrams provided below:
Pin
Name
Function
Pin 1
DIO 0 Discrete I/O Signal 0
Pin 2
INTR
Interrupt Signal
Pin 3
SCL
I2C Clock Signal
Pin 4
SDA
I2C Data Signal
Pin 5 Shield
Shield Ground
Pin 6
DIO 1 Discrete I/O Signal 1
Pin 7
GND
Power Ground
Pin 8 3.3VDD
Power Supply
Pin
Thermocouple
Pin 1
TC 2 Negative
Pin 2
TC 1 Positive
Pin 3
TC 1 Negative
Pin 4
TC 2 Positive
M12 8-Pin Connector
M12 4-Pin Connector
RTD 4 Wire Option 1
RTD 4 Wire Option 2
RTD Wire 2
RTD Wire 3
