SPT sensors   
 
10  Carrier Sensors 
 
To communicate through the sensor's Local Access port 
You can connect laptop to an SPT sensor's Local Access port to make changes to any device on the network. 
 
PREREQUISITES  
•  A computer with a USB port 
•  USB Link (USB-L) 
 
1  Connect the USB-L to the computer and to the sensor's Local Access port. 
Connect to
USB port
Connect to 5-pin
Local Access port
12 ft.7 3/4 in.
Part #USB-L
 
 
2  Launch your software (i-Vu Open, HyperTerminal, Field Assistant, Virtual BACview, Test and Balance). 
3  Configure the port. 
4  Verify that the baud rate is set to 115,200. 
 
 
 
Troubleshooting SPT sensors 
Use the following tables to troubleshoot an SPT sensor. 
 
SPT Standard or SPT Plus 
If LED on back of circuit board...
 
 
Is not lit  Has no power 
Blinks 1 time per second  Has power, but is not communicating 
Blinks 2.5 times per second  Is correctly wired and communicating 
 
SPT Pro or SPT Pro Plus 
Nothing  Has no power 
All display elements  Has power, but is not communicating 
Only the temperature and current status  Is correctly wired and communicating