Specifications

RIGOL
20 M300 Selection Guide
The definitions of the pins of the 78Pin interface of MC3324 are as shown in the figure below.
Pin Label
Pin Qty.
Definition
HI_n
[1]
28
Correspond to the 24-channel
differential positive input terminal
on the external terminal block
LO_n
[1]
28
Correspond to the 24-channel
differential negative input terminal
on the external terminal block
NC
10
Connection is forbidden
EX_HI
1
Correspond to the SOURCE HI
terminal on the external terminal
block
EX_LO
1
Correspond to the SOURCE LO
terminal on the external terminal
block
EX_HS
1
Correspond to the SENSE HI
terminal on the external terminal
block
EX_LS
1
Correspond to the SENSE LO
terminal on the external terminal
block
EX_ILO
1
Correspond to the CURR LO
terminal on the external terminal
block
EX_IHI
1
Correspond to the CURR HI
terminal on the external terminal
block
+5V
2
Connected to the digital
temperature sensor (I
2
C type) on
the external terminal block
DGND
2
SDA
1
SCL
1
Note
[1]
: n is an integer from 01 to 24.