Instructions for Use
Resting & Stress ECG with seca ct330/331 and seca diagnostic 5.9
2.6.3 Power supply
Recharge seca ct331 (version with rechargeable battery)
seca ct331 with integrated rechargeable battery is charged via the USB
cable. The connection is located on the lower edge of the device
housing .
If seca ct331 is connected to a switched-on PC via USB cable, the
device is charged automatically. Charging via USB universal power
supply is also possible. Connect the seca ct331 to the universal USB
power supply and plug in the power adapter. The battery symbol
indicates the charging status. In pure charging mode (without ECG
recording), the maximum charging time is 3 hours.