See:
"Appendix 6 Zero Adjustment" (p.A8)
0- calibration
Connection to standard resistance (30 m range to 300 m range)
Connection to FLUKE 5520A (3 range to 3 M range)
Standard resistance
(Four-terminal configuration)
Shielded wire, 2 m or less
Temperature
sensor jack
FLUKE
5520A
Hi
Lo
HIOKI
RM3544
Wire resistance: 500 m or less
(circuit resistance)
(No polarity)
FLUKE
5520A