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A - specifications, General specifications, Analog specifications – Measurement Computing IOtech 640 Series User Manual

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IOtech 640 and 650 Series

879592

Specifications 11-1

Specifications

– IOtech 640 & 650 Series 11.a

Section 11.b, Specifications, Data Plots, contains a great deal of information in the form of plotted data. References
to the plots appear throughout this section [11.a], as applicable.

General Specifications

Environment:

Operating Temperature
640u and 650u: -3

0˚ to 70˚C

640e and 650e: 0

˚ to 50˚C

Humidity:

0˚ to 95% RH, non-condensing

Vibration: IEC 60068-2-64

Shock: IEC 60068-2-27

Emissions: EN61326, 89/366EEC

Safety: EN61010

Ingress: IP 40

Power Consumption:

640e; 650e: 5.0W max

640u; 650u: 2.5W max

Input Power Range:

640e, 650e: 6.5 to 16 VDC

640u, 650u: 6.0 to 16 VDC

PC Communication:

640e; 650e: 10/100BaseT Ethernet

640u; 650u: USB2.0

Dimensions: 5.6

” W x 7.1” D x 1.5”H

(142.42mm W x 180.34mm D x 38.1mm H)
Weight: 1.5 lbs. (675 g)

Warm-up: 60 minutes to rated specifications

Analog Specifications

Analog Measurements

ADC converter resolution: 24 bits

ADC converter type: Delta-sigma

Sample rates:

up to 105,468 samples per second

Sample rate accuracy: ±50ppm

Channels:

640e; 640u: 4 input channels

650e; 650u: 5 input channels

Input connector: 1 BNC per channel

Input impedance from

640e / 640u

650e / 650u

High to ground

200

kΩ || 130 pF

800

kΩ || 120 pF

Low to ground

1

1

High to low

201

801

Input coupling: DC, AC, or AC + IEPE; software programmable per channel basis