Fifth Character
The fifth character identifies the number of active classification and detection channels and
Codes
EASI mode/EASI coefficient set.
EASI Mode
Standard (non-EASI)
electrode placement
EASI placement for
conventional 12-Lead
derivation
Sixth Character
The sixth character identifies the ECG hardware source and lead set in use (3-wire, EASI,
Codes
etc.).
ECG HW Source
unknown
Active Classification Channels
0
1
2
0
1
2
Active Detection Channels
0
1
2
0
1
2
0
1
2
0
1
2
0
1
2
0
1
2
Lead Set
Sixth Character
unknown
0 or z
3w
1
4w
2
5w
3
10w
4
Maintenance, Troubleshooting, and Repair
Troubleshooting
Fifth Character
0
1
2
3
4
5
6
7
8
9
B
C
D
F
G
H
J
K
7-93