Measurement Computing BTH-1208LS-OEM - Manual (Page 17)

BTH-1208LS-OEM User's Guide Functional Details
17
Ground
The analog ground ( AGND ) pin on connector J1 provide a common ground for all analog channels. The ground
( GND ) pins on connector J2 provide a common ground for the digital, trigger, counter, and power terminals.
Power output
The + VO pin on connector J2 is a 3.3 V output that can source up to 50 mA that is supplied by the power source
of the device. You can use this terminal to supply power to external devices or circuitry.
Caution! The
+V0 pin is an output. Do not connect to an external power supply or you may damage the
BTH-1208LS-OEM and possibly the computer.
For more information about signal connections
For more information about analog and digital signal connections, refer to the Guide to DAQ Signal
Connections at
www.mccdaq.com/pdfs/DAQ-Signal-Connections.pdf .
Mechanical drawing
Figure 5. Circuit board dimensions