Multichannel Systems USB-ME256-System - Manual

Technical Specifications
© 2012 Multi Channel Systems MCS GmbH
Technical Specifications
The USB-ME256-System is an analog / digital board converting analog signals in digital data
streams in real time.
General characteristics
Operating temperature
10 °C to 50 °C
Storage temperature 0 °C to 50 °C
Relative humidity 10 % to 85 %, non-condensing
Dimensions (L x D x H) 210 x 210 x 50 mm
Weight 2350 g
Signal inputs
Number of analog input channels
256
Input voltage range +/- 4 V
Input impedance 10 k 
Bandwidth DC to 13 kHz
Additional analog inputs
Number of additional inputs
4
Input voltage range +/- 4.096 V
Bandwidth DC to 15 kHz
Input impedance 1 M  || 1 nF
DC offset max. +/- 2 mV
Digital inputs and outputs
Number of digital input channels
16
Digital input signals CMOS (3.3 V input)
Number of digital output channels 16
Digital output signals TTL ( 3.3 V output)
Input impedance 100 k 
Data converter and USB interface
Sampling frequency
up to 40 kHz (software controlled)
Maximal data rate 20.5 MB/s
Data resolution 16 Bit
USB version USB 2.0 High Speed
(true USB 2.0 transfer rate)
Cross talk (neighbour channel) typical 0.01 %, max. 0.025 %
Cross talk (other channels) incapable of measurement
DC offset max. +/- 2 mV
Interface and connectors
Front panel
4 Digital Inputs
Lemo connector EPL.00.250 NTN
4 x 64 Analog In 68-pin MCS standard connectors,
MCS high grade cable
Rear panel
1 16 Bit Digital In / Out
68-pin MCS standard connectors,
MCS high grade cable
1 Digital Out D0 Lemo connector EPL.00.250 NTN
1 Sync In Lemo connector EPL.00.250 NTN
1 Sync Out Lemo connector EPL.00.250 NTN
1 Audio Output Stereo jack 3.5 mm
4 Analog Inputs Lemo connector EPL.00.250 NTN
USB USB 2.0 High Speed cable (type A – mini B)
Power Supply Barrel connector 0.7 x 2.35 mm,
Ground Common jack 4 mm banana plug
External Power through Lemo connector EPG.0B.303 HLN
Power supply unit (MPU 30)
Input voltage
90 – 264 VAC @ 47 – 63 Hz
Output voltage 11 – 13 V
Max. Power 30 W
Software
Operating
system Microsoft Windows ® 7, XP or Vista with NTFS
English and German version supported
MC_Rack program Version 3.7.0 and higher
Data acquisition and analysis
MC_DataTool program
Version 2.4.5 and higher
Data export ASCII file (*.txt), binary file (*.raw) format
LTP-Director program Version 1.2.0 and higher
Data acquisition, stimulation and analysis
Warning: The device may only be used together with MEA-Systems or ME-Systems from Multi Channel Systems MCS GmbH, and only for the specified purpose. Damage of the device and
even fatal injuries can result from improper use. Do not open the data acquisition box and do not change hardware configuration as it could lead to improper behavior of the system.