Specifications; Digital I/O; Traces; Power - National Instruments 653 Series User Manual

Specifications

Digital I/O

Traces

Power

Physical

Caution When connected to other test objects, this product may cause radio interference.
In a residential environment, the user may be required to take adequate measures to reduce
the radio interference.
VHDCI DIO channels............................ 32, single-ended
VHDCI control channels........................ 6, single-ended
DAQ DIO channels................................ 32, single-ended
DAQ control channels............................ 8, single-ended
Type ....................................................... Matched length to 100 mils
AC impedance........................................ 50 Ω
Maximum voltage rating ........................ 5.5 V
Dimensions............................................. 62.7 × 69.3 × 16.7 mm
I/O connectors ........................................ 68-pin VHDCI connector,
Recommended wire gage ....................... 22-26 AWG
Recommended torque
for screw terminals................................. 0.3 N · m (2.7 lb · in)
Recommended torque
for cover screws ..................................... 0.23 N · m (2.0 lb · in)
Weight .................................................... 60 g (2.1 oz)
(2.47 × 2.73 × 0.66 in.)
6 position screw terminal,
8 position screw terminal,
68-pin DAQ connector