Multichannel Systems MEA1060-Up Manual - Manual (Page 25)

Appendix
21
7.1.2 MEA1060-Up
Operating temperature 10 °C to 50 °C
Storage temperature 0 °C to 50 °C
Dimensions (W x D x H) 165 mm x 165 mm x 14.5 mm (19 mm with sockets)
Weight 600 g
Supply voltage (external power supply) ± 6 VDC to ± 9 VDC
Supply current max. 220 mA, typically ± 150 mA
Number of stimulus input channels 60
Maximum recommended stimulus input
voltage ± 5 V
Number of analog input channels 60
Input voltage -4 mV to 4 mV (with respect to the standard gain of
1200)
Input impedance 10 11  parallel to 10 pF
Input noise < 800 nV
RMS
Noise density
e
n
=
Number of analog output channels 60
Output voltage ± 5 V
Output current 10 mA
Output impedance 300

Bandwidth 1 Hz to 3000 Hz (standard), 1 Hz to 5000 Hz (custom)
Gain 1200 (standard), 500 to 5000 (custom)
Microscope compatibility Upright microscopes
Distance focal plane to microscope table 8 mm
7.1.3 Heating Element
The heating element is mounted onto the bottom side of the base plate of the MEA1060
amplifier. It is used for keeping the temperature in the MEA culture chamber stable during
recordings.
Input voltage max 10 V
Input current max 2 A
Temperature sensor PT 100
Resistance 15 ± 2

Heating temperature Ambient temperature (min 10 °C) to 50 °C
Accuracy 0.1 °C (in the range of 20 °C to 40 °C)
Recovery time 0.5 min to 2 min
Calibration constant T = c * (R R
0
) / R
0
for c = 259.7 °C
Thermal resistance 6 °C / Watt
Typical time constant 50 s