PRODUCTS

-EEG Testing

CMRR 3.0E

The EEG CMRR tester combining accuracy,convenience and test automation all together. Compliant with IEC80601-2-26:2019 and applicable for R&D, compliance and production run testing

Overview

Specification

Video

Ordering information

Designed for EEG CMRR and system noise testing
Extreme shielding structure to avoid internal and external noise interference
Built-in calibrated sine wave generator and Vc voltage measuring circuit to assure output accuracy level
Exclusive shielding covers can be added for higher CMRR requirement
Touch screen maximizes the test efficiency in standalone operation
PC software operation allows to control and conduct test via mouse clicks
Optional Standard Assistant software pack simplifies the medical standard with test sequences, options, parameters and pass criterions
Software Development Kit (SDK) assists user to develop customized or automated test software with less efforts

Item	Option	Specifications
Supply voltage	0.5 / 2.828 / 20 / 2 / (70.71) (Vrms)	±1%
CM point voltage	1.414 / 10/ 1/ (35.355) (Vrms)	±1% ( 0.25Vrms ±2% )
Frequency	50 / 60 / 100 /120 (Hz)	±1%
Electrode with Impedance	Change electrode via the touch screen of CMRR 3.0E	None/RA/LA/LL/V1/V2/V3/V4/V5/V6 /ALL
Electrode without Impedance	Change electrode via the touch screen of CMRR 3.0E	RA/LA/LL/V1/V2/V3/V4/V5/V6
Imbalance impedance, R	10kΩ	10kΩ ±1%
Imbalance impedance, C	47nF	47nF ± 5%
DC offset	Internal battery powered, can be added on RA/ LA/LL/V1~V6	150mV ± 1% Up to 40hrs with intermittent use
100 pF capacitor	Use 11:1 (110MΩ:10MΩ) voltage divider to measure indirectly	100pF ± 5%
Environment	Intended for normal laboratory environment. The selection of critical components is known to be stable in the range shown. The 110MΩ divider may be affected by high humidity in excess of 85%	15 - 30°C 10 - 75% RH

*请使用更高精准度的电表进行量测

[CMRR 3.0+] Basic Introduction

Release Date:2020/07/21

[Tutorial] Using Python to Conduct Quick Test via WhaleTeq SDK

Release Date:2019/04/12

[CMRR 3.0+] Imbalance and Balance Test

Release Date:2020/02/14

CMRR 3.0E Test System
Model No.	Description
CMRR 3.0E	EEG CMRR tester with 11 compound terminals for IEC80601-2-26:2019

Optional Software Add-on Pack
Model No.	Description
CMRR Assistant-E26	Auto setup for CMRR tests of IEC80601-2-26.

Optional Accessories
Model No.	Description
ACM008-01	External case (30x20x13cm) for testing with better shielding performance.

Optional Calibration Service and Warranty Extension
Model No.	Description
C3	Provides (3) years of calibration service coverage. WhaleTeq equipment can be calibrated to original performance on the basis of (1) year interval.
R3	Extend the limited warranty from (1) year to (3) years.

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