28
F.3 Wiring
F.3.1 Gauge Wiring
Actual gauge connections to the terminal board will vary depending on the instrument
type and cable used. Note the following tables to get the general idea.
Terminal
Board
Vibrating Wire
with Thermistor
Resistance Strain
Gauge Bridge
Linear Potentiometer
(with Remote Sense)
1H
VW Sensor #1
S+ from Bridge #1
Excitation Pot #1
1L
VW Sensor #1
S- from Bridge #1
Wiper Output Pot #1
2H
Thermistor #1
P+ to Bridge #1
Remote Sense Pot #1
2L
Thermistor #1
P- to Bridge #1
Ground Pot #1
S1
Shield Drain Wire
from Sensor #1
Shield Drain Wire
from Bridge #1
Shield Drain Wire
from Pot #1
3H
VW Sensor #2
S+ from Bridge #2
Excitation Pot #2
3L
VW Sensor #2
S- from Bridge #2
Wiper Output Pot #2
4H
Thermistor #2
P+ to Bridge #2
Remote Sense Pot #2
4L
Thermistor #2
P- to Bridge #2
Ground Pot #2
S2
Shield Drain Wire
from Sensor #2
Shield Drain Wire
from Bridge #2
Shield Drain Wire
from Pot #2
•
•
•
•
•
•
•
•
•
•
•
•
31H
VW Sensor #16
S+ from Bridge #16
Excitation Pot #16
31L
VW Sensor #16
S- from Bridge #16
Wiper Output Pot #16
32H
Thermistor #16
P+ to Bridge #16
Remote Sense Pot #16
32L
Thermistor #16
P- to Bridge #16
Ground Pot #16
S16
Shield Drain Wire
from Sensor #16
Shield Drain Wire
from Bridge #16
Shield Drain Wire
from Pot #16
Table 12 - 16-Channel Multiplexer/Terminal Board Wiring
Terminal
Board
Vibrating Wire
Thermistor
Thermocouple
1H
VW Sensor #1
Thermistor #1
Thermocouple #1
1L
VW Sensor #1
Thermistor #1
Thermocouple #1
2H
VW Sensor #2
Thermistor #2
Thermocouple #2
2L
VW Sensor #2
Thermistor #2
Thermocouple #2
S1
Shield Drain Wires
from Sensors 1 and 2
Shield Drain Wires
from Thermistors 1 and 2
3H
VW Sensor #3
Thermistor #3
Thermocouple #3
3L
VW Sensor #3
Thermistor #3
Thermocouple #3
4H
VW Sensor #4
Thermistor #4
Thermocouple #4
4L
VW Sensor #4
Thermistor #4
Thermocouple #4
S2
Shield Drain Wires
from Sensors 3 and 4
Shield Drain Wires
from Thermistors 3 and 4
•
•
•
•
•
•
•
•
•
•
•
•
31H
VW Sensor #31
Thermistor #31
Thermocouple #31
31L
VW Sensor #31
Thermistor #31
Thermocouple #31
32H
VW Sensor #32
Thermistor #32
Thermocouple #32
32L
VW Sensor #32
Thermistor #32
Thermocouple #32
S16
Shield Drain Wires
from Sensors 31 and 32
Shield Drain Wires
from Thermistors 31 and 32
Table 13 - 32-Channel Multiplexer/Terminal Board Wiring