Atec Dash-8XE Specifications

TEST & MEASUREMENT PRODUCT GROUP

600 East Greenwich Avenue • West Warwick, RI 02893

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Dash 8Xe and AstroDAQ Xe Module Specifications

(Updated December, 2005)

NDV1 Differential, non-isolated input module

Connector Guarded banana jacks (red/black)
Isolation No
Bandwidth (5V Attenuator) 28 KHz (-3db)
Bandwidth (40V Attenuator) 34 KHz (-3db)
Input Differential, DC coupled
Off Ground Measurements Yes
Zero Suppression Yes, digital.
Measurement Ranges +/- 5 V (5 VFS or 10 VFS w/ zero offset)
+/- 40 V (40 VFS or 80 VFS w/ zero offset)
Max Rated Input +/- 40 V
Max Transient Input +/- 40 V
A/D 14 bit SAR
Anti-Aliasing Filter 4 pole Bessel
Accuracy (25°C) 0.25 % of attenuator (12.5 mV and 100 mV)
Cold Start Drift Less than 0.5% of attenuator
Overshoot Less than 1% of attenuator
Intrinsic Noise (pk-pk) < 0.1 % of attenuator

Min Input Impedance 425 K
CMR at 60 Hz Better than -60 dB
Channels Per Module 1
Frequency Counter No
Module Part Number 32750-000

Specifications subject to change without notice

1.

IHV1 Isolated high voltage module

Connector Guarded banana jacks (red/black)
Isolation 250 VRMS or DC, Cat II. (iso-common to chassis

and other iso-commons)
Bandwidth (100V attenuator) 39 KHz (-3db)
Bandwidth (other attenuators)40 KHz (-3db)
Input Single-ended, DC coupled
Zero Suppression Yes, digital.
Measurement Ranges +/- 400 V (400 VFS or 800 VFS w/ zero offset)
+/- 200 V (200 VFS or 400 VFS w/ zero offset)
+/- 100 V (100 VFS or 200 VFS w/ zero offset)
+/- 50 V (50 VFS or 100 VFS w/ zero offset)
+/- 40 V (40 VFS or 80 VFS w/ zero offset)
+/- 20 V (20 VFS or 40 VFS w/ zero offset)
+/- 10 V (10 VFS or 20 VFS w/ zero offset)
+/- 5 V (5 VFS or 10 VFS w/ zero offset)
Max Rated Input +/- 250 Vrms or DC
Max Transient Input +/- 800 V (not to exceed 250 Vrms)
A/D 16 bit SAR
Anti-Aliasing Filter 4 pole Bessel
Accuracy (25°C) +/- 0.15% of Attenuator
Cold Start Drift Less than 0.2% of attenuator
Overshoot Less than 2% of attenuator
Intrinsic Noise (pk-pk) < 0.1 % of Attenuator

Min Input Impedance 1 Mohm
IMR at 60 Hz > 75 dB
Channels Per Module 1
Frequency Counter Yes. Software selectable.
Module Part Number 32750-010

Specifications subject to change without notice

2.

IBR1 Isolated differential/ bridge amplifier with DC excitation

Connector 5 wire screw terminal
Isolation 250 VRMS or DC, Cat II (iso-common to chassis

and other iso-commons)
Bandwidth 40 KHz (-3db)
Input Differential, DC coupled
Zero Suppression Yes, digital
Absolute Max Input +/- 12 V (either input referenced to iso-common)
Measurement Ranges +/- 2 V
+/- 200 mV
+/- 50 mV
+/- 20 mV

Max Transient Input 60 V
A/D 16 bit SAR
Anti-Aliasing Filter 4 pole Bessel
Accuracy (25°C) +/- 0.15 % of attenuator
Cold Start Drift Less than 0.2% of attenuator
Overshoot Less than 2% of attenuator
Intrinsic Noise (pk-pk) < 0.1 % of attenuator (2V, 200 mV Attenuators)
< 0.2 % of attenuator (50 mV Attenuator)
< 0.2 % of attenuator (20 mV Attenuator)

Min Input Impedance 250 K (balanced to signal common)

CMR at 60 Hz > 90 dB
Excitation DC adjustable to 10 V @ 30 mA
Excitation Range 0.1 to 10.0 V
Excitation Accuracy 0.05 V

Auto Balance yes (limited by maximum span)

Channels Per Module 1

Frequency Counter Yes. Software selectable.
Bridge Completion Resistors: Yes, internal. Includes location for 3-wire ¼ bridge.

Module Part Number 32750-020

Specifications subject to change without notice

3.