Hioki RM3545, Instruction Manual, Page: 151 / 364

8.1 About the Multiplexer
143
8
Pinouts (Connector: D-SUB 50pin receptacle)
Pin assignments vary with the measurement method (4-wire/2-wire).
See: "Configuring Multiplexer Settings" (p.148)
4-wire
Connector Type and Pinouts
No. Pin name No. Pin name No. Pin name
1 - - 18
TERM5
SOURCE 34
TERM9
SOURCE
2
TERM1
SOURCE 19 SENSE 35 SENSE
3 SENSE 20
TERM6
SOURCE 36
TERM10
SOURCE
4
TERM2
SOURCE 21 SENSE 37 SENSE
5 SENSE 22
TERM6
SOURCE 38
TERM10
SOURCE
6
TERM2
SOURCE 23 SENSE 39 SENSE
7 SENSE 24
TERM7
SOURCE 40
TERM11
SOURCE
8
TERM3
SOURCE 25 SENSE 41 SENSE
9 SENSE 26
TERM7
SOURCE 42 - -
10
TERM3
SOURCE 27 SENSE 43 GUARD
11 SENSE 28
TERM8
SOURCE 44 GUARD
12
TERM4
SOURCE 29 SENSE 45 EX SOURCE B (EX Cur Hi)
13 SENSE 30
TERM8
SOURCE 46 EX SENSE B (EX Pot Hi)
14
TERM4
SOURCE 31 SENSE 47 EX SENSE A (EX Pot Lo)
15 SENSE 32
TERM9
SOURCE 48 EX SOURCE A (EX Cur Lo)
16
TERM5
SOURCE 33 SENSE 49 EX GUARD
17 SENSE 50 EARTH
Multiplexer Connector (Instrument Side)
Connector: (Instrument Side)
• 50-pin D-sub, 3-row type
female with #4-40 screws
• Recommended wire (max.)
Single wire: AWG22 equivalent
Stranded wire: AWG24 equivalent
See: "Appendix 13 Making Your Own Mea-
surement Leads, Making Connections
to the Multiplexer"(p.29)
Mating Connectors:
• DD-50P-ULR (solder type)
Japan Aviation Electronics Industry Ltd.
17 . . . . . . . . . . 1
33 . . . . . . . . . . 18
50 . . . . . . . . . . 34