To Next Page

To Previous Page

SIRIUS

® 

TECHNICAL REFERENCE MANUAL 



5.15. HD-ACC 



The ACC modules are perfect for high-count of sound and vibration IEPE channels. 



5.15.1. HD-ACC Speciﬁcations 

Inputs 

Input types 

Voltage 

IEPE 

ADC Type 

Type 24-bit delta-sigma with anti-aliasing ﬁlter 

Sampling Rate 

Simultaneous 200 kS/sec 

Ranges 

±10 V 

±5 V 

±1 V 

±200 mV 

Gain accuracy 

±0.05 % of reading 

Offset accuracy 

±2 mV 

±1 mV 

±0.2 mV 

±0.1 mV 

Typ. Dynamic Range @ 

10 kS 

-137 dB 

-131 dB 

Typ. Noise ﬂoor @ 10 kS 

-109 dB 

-108 dB 

-102 dB 

Typ. CMR @ 400 Hz / 1 

kHz 

140 dB / 120 dB 

Gain Drift 

Typical 10 PPM/K, max. 30 PPM/K 

Offset Drift 

Typical 0.3 μV/K + 5 ppm of range/K, max 2 μV/K + 10 ppm of range/K 

Gain Linearity 

<0.02 % 

Inter Channel 

Phase-mismatch 

0.02° * ﬁn [kHz] + 0.1° (@ 200 kS/sec and 10 V Range) 

Channel Cross talk 

-150 dB @ 50 Hz; -140 dB @ 1 kHz 

Input Coupling 

DC, AC 0.1 Hz, 1 Hz 

Input Impedance 

1 MΩ (270 kΩ for AC coupling ≥ 1 Hz) in parallel with 100 pF 

Over-voltage Protection 

In+ to In-: 50 V continuous; 200 V peak (10 msec) 

In- to GND (differential version): 3 Volt 

IEPE mode 

Excitation 

4, 8 or 12 mA 

Compliance voltage 

22 Volt 

Output Impedance 

>100 kΩ 

Sensor detection 

Shortcut: <4 Volt; Open: >10 Volt 

Additional Speciﬁcations 

Input connector 

BNC 

TEDS support 

IEPE mode only 



 

SIRIUS

V20-1 210 / 336  

Category	Data Loggers
Manufacturer	DEWESOFT
Series	SIRIUS
Resolution	24-bit
Interface	USB, EtherCAT
Software	DEWESoft X
Channels	Expandable
Sampling Rate	Up to 200 kS/s per channel
Input Types	Voltage, Current, IEPE, Strain, Thermocouple, RTD, Resistance, Digital, Counter
Input Voltage Range	±10 V, ±200 V
Isolation	Channel-to-channel and channel-to-ground
Connectivity	Ethernet, USB
Operating Temperature	-10 °C to +50 °C
Storage Temperature	-20 °C to +70 °C
Power Supply	10 to 30 V DC
Dimensions	Varies depending on module configuration
Weight	Varies depending on module configuration
Analog Inputs	Yes, depending on module configuration

DEWESOFT SIRIUS Series User Manual

Table of Contents

Questions and Answers:

DEWESOFT SIRIUS Series Specifications

Related product manuals