User manual

2 U2300A Series DAQ Service Guide
1 Characteristics and Specifications
Product Specifications
Basic Multifunction DAQ Device Specifications
Tabl e 1- 1 Product specifications for basic multifunction DAQ device (U2351A,
U2352A, U2353A, and U2354A)
Analog Input
Model Number U2351A U2352A U2353A U2354A
Resolution 16 bits, no missing codes
Number of channels 16 SE/8 DI (software selectable/channel)
Maximum sampling rate 250 kSa/s 500 kSa/s
Scan list memory Up to 100 selectable channels entries
Programmable bipolar input range ±10 V, ±5 V, ±2.5 V, ±1.25 V
Programmable unipolar input range 0 to 10 V, 0 to 5 V, 0 to 2.5 V, 0 to 1.25 V
Input coupling DC
Input impedance 1 GΩ / 100 pF
Operational common mode voltage range
±7.5 V maximum
[4]
Overvoltage protection Power on: Continuous ±30 V, Power off: Continuous ±15 V
Trigge r so urces
External analog/digital trigger, SSI/star trigger
[1]
Trigger modes Pre- trigger, delay-trigger, post-trigger and middle-trigger
FIFO buffer size Up to 8 MSa