![background image](http://html1.mh-extra.com/html/national-instruments/fd-11601/fd-11601_user-manual_3373502016.webp)
Figure 10. FD-11601 Pinout
AI–
SP
GND/T–
AI+
T+
2
3
4
5
1
Table 5. Signal Descriptions
Pin Number
Wire Color*
Signal
Description
1
Brown
SP
Sensor power
2
White
AI-
Negative analog input voltage
signal
3
Blue
GND/T-
Sensor power ground and
TEDS return
4
Black
AI+
Positive analog input voltage
signal
5
Gray
T+
TEDS data
* Wire color pertains to SHM125M I/O cables sold through NI. Other manufacturers' cable
wire colors may vary.
Note
M12 connectors must be mated to cables or have caps installed on them to
meet IP65/IP67 requirements. Cover the unused connectors with the included plastic
caps whenever water, dust, or dirt are present.
Voltage Input LEDs
Each voltage input connector has an LED.
Table 6. LED State/Status
LED Color and State
Connector Status
Off
Normal operation, sensor power output disabled, or sensor not
present.
Green, solid
Sensor power output enabled and sensor connected.
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FD-11601 User Guide