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Products

EspressoDAQ DQ401

Special features

  • 4 individually configurable inputs
  • Data rate up to 40,000 measured values/s
  • 24-bit A/D converter per channel for synchronous measurements
  • Active low-pass filter
  • DC supply voltage; 1 device via USB (5 V), otherwise 6 ... 28 V
  • TEDS capability
  • Compact design

DC module

Type

DQ401

Inputs

4, electrically isolated from each other and from the supply

Transducer technologies per connector

Voltage, current

A/D conversion per channel

24-bit delta-sigma converter

Data rate

Mw/s

1 ... 40 000, adjustable individually per channel

Bandwidth

kHz

8.0

Active filter (can be disabled)

Hz

Bessel: 0.1 ... 8000; 20 Steps

Buttterworth: 0.1 ... 8000; 20 Steps

Transducer identification (TEDS, IEEE1451.4)

maximum TEDS module distance

m

< 30

Transducer connection

RJ45

Supply voltage range (DC)

Supply via USB Supply via SYS−IN

V V

5

6 − 28, nominal (rated) voltage 24 V

Power consumption

W

< 2.7

USB (data link, optional voltage supply)

Mw/s

Version 2.0 High Speed

Data rate to PC (single module)

320.000

Plug connection

8P8C plug (RJ45)

Max. cable length to module

m

2

Nominal (rated) temperature range

Supply via USB Supply via SYS−IN

oC oC

−10 to + 55

−10 to + 60

Storage temperature range

oC

−40 to + 80

Relative humidity

%

10 ... 90 (non-condensing)

Protection class (height up to 2000 m, degree of pollution 2)

III

Degree of protection

IP20 per EN60529

Mechanical tests

Vibration (tested to EN60068−2−6) Impact (tested to EN60068−2−27)

50 m/s2, 5−65 Hz, 30 cycles

350 m/s2, 11 ms, half-cosine, 3 shocks in each direction

EMC requirements

to EN61326−1

Dimensions, horizontal (H x W x D)

mm

24 x 71 x 116

Weight, approx.

g

170

Voltage 10 V (DC)

Accuracy class

0.08

Transducers that can be connected

Voltage sensor ±10 V

Permissible cable length between DQ401 and transducer

m

< 30

Measuring range

V

±10

Measurement frequency range (−3 dB)

Hz

0 ... 8000

Internal resistance of voltage source

kΩ

< 10

Input impedance

MΩ

> 50

Noise at 25oC (peak-to-peak)

µVss

200

10 Hz

8 kHz

µVss

2000

Non-linearity

%

< 0.02 of full scale value

Common-mode rejection

dB

> 110

for DC common mode

for 50 Hz common mode, typically

dB

> 85

Common-mode voltage, max. (to housing and supply ground)

V

±60

EspressoDAQ DQ401 - datasheet PDF, 0.3 Kb