DI-4718B Series Hardware Manual
Specifications
3
2. Specifications
Analog Inputs
Number of Channels:
8 configured for signal conditioned inputs
Channel Configuration:
Defined by DI-8B Module
Measurement range per channel:
Defined by DI-8B Module
Accuracy:
±0.25% FSR (at 1800 S/s, averaging mode)
Input impedance:
Defined by DI-8B Module
Input offset voltage:
Defined by DI-8B Module
Channel-to-channel crosstalk rejection:
-75db @ 100Ω unbalance
Offset temperature coefficient:
0.25µV/°C
Digital filtering:
Standard: Conditional over-sampling
Stand-alone: None
CJC Error:
1.5°C plus 8B Module
Isolation (via DI-8B Modules)
Input-to-Output:
1000VDC/Peak AC
Channel-to-Channel:
500VDC/Peak AC
Digital Inputs
Ports:
2
Maximum drain voltage:
25 V
Maximum sink current:
100 mA
Reserved Digital Inputs:
D0: WinDaq Remote Events
D1: WinDaq Remote Start/Stop
A/D Characteristics
Type:
Successive approximation
Resolution:
12 to 16-bit
Conversion Time:
69.4µs
Scanning Characteristics
Max. throughput sample rate:
Standard: 160 kHz
Stand-alone: 20 kHz to 160 kHz (dependent on flash memory)
Min. throughput sample rate:
Standard: 20 Hz (2.2 samples per hour with WinDaq)
Stand-alone: 0.0017 Hz
Sample Rate Timing Accuracy:
50 ppm
Max. scan list size:
9 entries
Sample buffer size:
2kb