Preparing the Recording
2067634-077 Revision B
SEER™ 1000
41
Electrode Placement with 7 Leads for 3-Channel
Recordings
To record a 3-channel ECG, seven electrodes are attached and connected
to the color-coded leads.
AHA Color Coding
IEC Color Coding
AHA Color
IEC Color
Channel
Location
Red
Green
CH 1 (+)
Left anterior axillary line, 5th rib
White
Red
CH 1 (–)
Right manubrial border of sternum
Brown
White
CH 2 (+)
Right border of sternum, 4th rib
Black
Yellow
CH 2 (–)
Left manubrial border of sternum
Orange
Orange
CH 3 (+)
Left border of sternum, 4th intercostal space
Blue
Blue
CH 3 (–)
Center of upper sternum
Green
Black
Ground
Lower right rib margin over bone