Tektronix VX4287

Tektronix VX4287 32-Ch Differential Analog/Digital Input Model
Features:
Over All Accuracy: +/-50 V range at 25 degrees C:
Input Impedance: Input: 100 KOhm.
Vlotage Meter Accuracy: +/-50 V range: 200 mV
Built-in 32-channel voltmeter
Digital input logic sense and threshold

The Tektronix VX4287 32-Channel Differential Analog/Digital Input Module is a single width, C size printed circuit board assembly for use in a C size or larger mainframe conforming to the VXI bus Specification. The thirty-two differential inputs of the VX4287 Module can be configured under program control to function either as thirty-two digital inputs (Digital Mode), as thirty-two comparator inputs with time tagging (Analog Mode), or as sixteen channels of each ( combination Analog / Digital mode).

Tektronix VX4287 datasheet & specifications