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Connection information

WARNING

The information in this section is intended for qualiﬁed service personnel. Do not

attempt to perform this procedure unless qualiﬁed to do so.

Do not exceed the maximum speciﬁcations for the Model 7700.

Connections to DMM functions are provided through the card backplane connector.

• Current provided for through two protected channels (Channels 21 and 22).

• INPUT connections.

• SENSE (

Ω

4 Wire) connections.

• AMP and LO common connections to the DMM are also provided.

Figure 2

Model 7700 screw terminal channel designations

CH7

H L

CH8

H L

CH9

H L

CH10

H L

CH21

H L

CH22

AMPS

H L

CH11

H L

CH12

H L

CH13

H L

CH14

H L

CH15

H L

CH16

H L

CH17

H L

CH18

H L

CH19

H L

CH20

INPUT SENSE

H L H L

CH1

H L

CH2

H L

CH3

H L

CH4

H L

CH5

H L

CH6

H L

SENSE

(OHMS, 4 WIRE)

INPUT

(V,2 WIRE)