Model 7700 Multiplexer Module Instructions for use with 2750
8 077182400 July 2023
4. Route wire along the wire path and secure with cable tie as shown in the following figure. Make sure to add
supplementary insulation around the harness for voltages above 42 V
PEAK
. The following figure also shows
connections to channels 1 and 2.
Figure 5: Model 7700 wire dressing
5. Record the connections in the Connection log (on page 10).
6. Close the cover.
7. Use a screwdriver to press in the access screw and turn to lock the cover.
Typical wiring connections
The following examples show typical wiring connections for the following types of measurements:
Thermocouple
Two-wire resistance and thermistor
Four-wire resistance and RTD
DC or AC voltage
DC or AC current