Extended T range

8-ch, 16-bit, 1MS/s/ch Analog Input iDAQ Module Advantech iDAQ-841

Price and avalability

Partnumber Description Price VAT incl Avalability
IDAQ-841-AE 8-ch, 16-bit, 1MS/s/ch, AI iDAQ module  116 224,0  
  • 8-ch simultaneous sampling up to 1 MS/s
  • 16-bit resolution
  • Software selectable low-pass filter
  • Wide input range up to 40 Vpp (±20 V range)
  • Support both voltage and current measurement

Additional information

Analog Input

Channels 8 differential
Analog-to-digital converter (ADC) resolution 16 bits
Input range ±20 V, ±12.5 V, ±10 V, ±5 V, or ±20 mA, software configurable per channel
Maximum input voltage ±20 V

Input common-mode voltage range

±20 V range ±10 V
±12.5 V range ±6.25 V
±10 V range ±5 V
±5 V range ±2.5 V
Over-voltage protection ±30 V
Input coupling DC

Input impedance

Voltage input 1 MΩ
Current input 500 Ω

Analog low-pass filter

-3 dB bandwidth 22.5 kHz or 250 kHz, software configurable per channel
Isolation protection 600 VRMS
Acquisition type Instant or buffered, software configurable

Buffered Acquisition

Enabled channel combination Each channel can be enabled/disabled independently by software
Sample rate 1 MHz max., for all channels(1), simultaneous sampling, software configurable
Internal data buffer (FIFO) size 512 samples

Absolute accuracy

Voltage input

Operating temperature within ±5°C of last

Auto-calibration temperature

±0.01% of full-scale range max
Over full operating temperature range ±0.05% of full-scale range max.

Current input

Operating temperature within ±5°C of last

Auto-calibration temperature

±0.1% of full-scale range max
Over full operating temperature range ±0.5% of full-scale range max.

DC Performance(2)

Idle channel noise 336 μVrms
ENOB 16 bits

AC Performance(2)

SNR 89.21 dB
THD -103.93 dB
THD+N -89.06 dB
SFDR 101.99 dB
Dynamic Range 95.78 dB
Crosstalk -100.88 dB

Analog Trigger

Channel 2 (start and stop)
Source One of the analog input channels, software configurable
Threshold level Full scale of analog input range, software configurable
Hysteresis 1/256 of analog input range, software configurable
Polarity Rising edge or falling edge, software configurable

Power Requirement

Power consumption from chassis 650 mW typ./ 900 mW max.

Mechanical

Module dimensions 100 x 80 x 25 mm (3.94 x 3.15 x 0.98 in.)
Weight 176 g

Environment

Operating temperature -20 °C to 60 °C (-4 °F to 140 °F)
Storage temperature -40 °C to 70 °C (-40 °F to 158 °F)
Operating humidity 10% to 90% RH, non-condensing
Storage humidity 5% to 95% RH, non-condensing
Random Vibration 5Grms, , random, 5~500Hz, 1hr/axis
Shock 30G, half sine, 11ms

Certification

EMC CE, FCC
Safety CB, UL

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