Seca ct330 - Technical Data and System Requirements

19
2 Hardware
2
Instructions for Use
Resting & Stress ECG with seca ct330/331 and seca diagnostic 5.9
2.3 Technical data and system requirements
seca ct330/331
Number of ECG channels
12
Frequency response
0 to 0.262 * Sampling frequency [HZ]
Sampling frequency
1000, 2000, 4000, 8000, 16000 (USB), 32000 (USB) [Hz]
Sampling rate
1.0 / 0.5 / 0.25 / 0.125 / 0.0625 (USB) / 0.03125 (USB) [ms]
Deviation
< 1.5%
A/D converter
24 bit
Input impedance
10 MΩ when electrode recognition is active
1000 MΩ when electrode recognition is inactive
Amplitude quantification
1.525 μV/bit
CMRR
> 93 dB
Impedance measurement
At all electrode leads (not N) with automatic quality
indication
Defibrillation protection
Electrical strength 5000 V
Recovery time after
defibrillation
< 5 s
Power supply
USB cable (standard connection on PC)
Lithium-ion battery
Max. Energy consumption
1.5 watts
Operating time Li
-Ion
battery
with Bluetooth operation and 4 kHz: max. 10 hours
Battery charging time
max. 3 hours in pure charging mode
Operating life
approx. 5 years
IT connection
USB (cable length 3000 mm), Bluetooth
Patient connection
Patient cable 10-lead with HDMI connection
Bluetooth frequency
2.4 GHz ISM frequency band
Bluetooth range
typ. 10 m, depending on ambient conditions
Dimensions
approx. 118 * 78 * 23 mm (L * W * H)
Weight
approx. 130 g
Cable lengths of patient
cables
1)
approx. 1050 mm (R, L, N, F), 700 mm (C1 - C6)
Operating conditions
Temperature +10°C ... +40°C
Humidity 25 ... 95 % rH
Air pressure 700 ... 1060 hPa
Transport and storage
conditions
Temperature +5°C ... +45°C
Humidity 30 ... 93 % rH
Air pressure 700 ... 1060 hPa
Classification
seca ct330: Protection class II,
seca ct331: Device with internal power supply,
class IIa, type CF
Applied standards
DIN EN ISO 13485, DIN EN ISO 14971, DIN EN ISO
20417, DIN EN ISO
15223-1, DIN EN 60601-1, DIN EN
60601
-1-2, DIN EN 60601-1-6, DIN EN 62304, DIN EN
62366
-1, DIN EN ISO 10993-1, EN 60601-2-25, DIN EN
10993-5, DIN EN 10993-10