Front Panel
Power Connector and LED
Table 1. Signal Descriptions
Pin Number
|
Wire Color*
|
Signal
|
Description
|
1
|
Brown
|
V
|
Positive voltage line
|
2
|
White
|
Aux2
|
Optional line for powering non-FieldDAQ devices
|
3
|
Blue
|
C
|
Common. Negative voltage line
|
4
|
Black
|
Aux1
|
Optional line for powering non-FieldDAQ devices
|
5
|
Gray
|
|
Chassis Ground. This terminal is internally connected to the C terminal.
|
* Wire color pertains to M125F power cables sold through NI. Other manufacturers' cable wire colors may vary.
|
Table 2. LED State/Device Status
LED State
|
Device Status
|
On
|
Device is receiving adequate power for its tasks.
|
Off
|
Device is unpowered or receiving inadequate power.
|
Strain/Bridge Connectors and LEDs
Table 3. Signal Descriptions
Pin Number
|
Wire Color*
|
Signal
|
Description
|
1
|
White
|
EX+
|
Positive sensor excitation
|
2
|
Brown
|
T+
|
TEDS data
|
3
|
Green
|
T-
|
TEDS return
|
4
|
Yellow
|
AI-
|
Negative analog input signal
|
5
|
Gray
|
RS+
|
Positive remote sense
|
6
|
Pink
|
AI+
|
Positive analog input signal
|
7
|
Blue
|
RS-
|
Negative remote sense
|
8
|
Red
|
EX-
|
Negative sensor excitation
|
* Wire color pertains to SHM128M I/O cables sold through NI. Other manufacturers' cable wire colors may vary.
|
Table 4. LED Status
LED Color and State
|
Connector Status
|
Off
|
Nothing connected or high gage resistance
|
Red, solid
|
Overload. Gage resistance is too low for the excitation voltage |
Green, solid
|
Strain gage connected
|
Yellow, blinking/alternating
|
User-defined status. Use MAX to write a state to any LED by expanding
and configuring the LED settings on the Settings tab.
|
Ethernet Connectors and LEDs
Table 5. Signal Descriptions
Pin Number
|
Wire Color
|
Gigabit Ethernet Signal
|
Fast Ethernet Signal
|
1
|
Orange/White
|
BI_DA+
|
TX+
|
2
|
Orange
|
BI_DA-
|
TX-
|
3
|
Green/White
|
BI_DB+
|
RX+
|
4
|
Green
|
BI_DB-
|
RX-
|
5
|
Brown/White
|
BI_DD+
|
No Connect
|
6
|
Brown
|
BI_DD-
|
No Connect
|
7
|
Blue/White
|
BI_DC+
|
No Connect
|
8
|
Blue
|
BI_DC-
|
No Connect
|
Table 6. LED State/Device Status
LED State
|
Device Status
|
On
|
Ethernet link
|
Blinking, fast (12 blinks/s)
|
Ethernet activity. Connected at 1,000 Mbit/s.
|
Blinking, moderate (6 blinks/s)
|
Ethernet activity. Connected at 100 Mbit/s.
|
Blinking, slow (3 blinks/s)
|
Ethernet activity. Connected at 10 Mbit/s.
|
Off
|
No Ethernet connection
|
STATUS LED
Table 7.
LED State/Device Status
LED Color and State
|
Device Status
|
Off
|
Device is reserved by NI-DAQmx but there is no activity, the device is not powered, or the device is not reserved by NI-DAQmx.
|
Yellow, solid
|
Device firmware is booting or updating.
|
Red, blinking
|
Device has reset to factory default or the firmware image is corrupted.
|
Green, solid
|
Device is reserved and an NI-DAQmx task is running.
|