User manual

Characteristics and Specifications 1
U2300A Series DAQ Service Guide 7
High Density Multifunction DAQ Device Specifications
Tabl e 1- 2 Product specifications for high density multifunction DAQ device
(U2355A, U2356A and U2331A)
Analog Input
Model Number U2355A U2356A U2331A
Resolution 16 bits, no missing codes 12 bits, no missing codes
Number of channels 64 SE/32 DI (software selectable/channel)
Maximum sampling rate 250 kSa/s 500 kSa/s 3 MSa/s (single channel)
1 MSa/s (multi channels)
Scan list memory Up to 100 selectable channels entries
Programmable bipolar input range ±10 V, ±5 V, ±2.5 V, ±1.25 V ±10 V, ±5 V, ±2.5 V,
±1.25 V, ±1 V, ±0.5 V,
±0.25 V, ±0.2 V, ±0.05 V
Programmable unipolar input range 0 to 10 V, 0-5 V, 0-2.5 V, 0-1.25 V 0-10 V, 0-5 V, 0-4 V, 0-2.5 V, 0-2 V,
0-1 V, 0-0.5 V, 0-0.4 V, 0-0.1V
Input coupling DC
Input impedance 1 GΩ / 100 pF
Operational common mode voltage range ±7.5 V maximum
Overvoltage protection Power on: Continuous ±30 V, Power off: Continuous ±15 V
Trigger so urc es
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
Analog Output
Model Number U2355A U2356A U2331A
Resolution 12 bits
Number of channels 2
Maximum update rate 1 MSa/s
Output ranges
0 to 10 V, ±10 V, 0 to AO_EXT_REF, ±AO_EXT_REF
[2]
Output coupling DC
Output impedance 0.1 Ω Typical
Stability Any passive load up to 1500 pF
Power on state 0 V steady state
Trigger sources
External analog/digital trigger, SSI/star trigger
[1]
Trigger modes Post-trigger and delay-trigger
FIFO buffer size 1 channel: Maximum 8 MSa, 2 channels: Maximum 4 MSa/ch
Function generation mode Sine-wave, square-wave, triangle, sawtooth and noise waveform