0771445_7708_Mar2018_077144500.pdf - 第8页
Model 7708 M ultiplexer M odule I nstructions for use with DAQ6510 8 077144500 / April 2018 Four -w ire resistan ce and RTD connections Figure 7: 4-wire resistance and RT D connections DC or AC voltage connection s Figur…
Model 7708 Multiplexer Module Instructions for use with DAQ6510
077144500 / April 2018 7
Typical 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
Thermocouple connections
Figure 5: Thermocouple connections
Two-wire resistance and thermistor connections
Figure 6: Two-wire resistance and thermistor connections
Model 7708 Multiplexer Module Instructions for use with DAQ6510
8 077144500 / April 2018
Four-wire resistance and RTD connections
Figure 7: 4-wire resistance and RTD connections
DC or AC voltage connections
Figure 8: Voltage connections - DC or AC
Model 7708 Multiplexer Module Instructions for use with DAQ6510
077144500 / April 2018 9
Connection log
You can use the next table to record your connection information.
Channel
Color
Description
Description
Color
Channel
INPUT
H
L
SENSE
H
L
CH1
H
H
CH21
L
L
CH2
H
H
CH22
L
L
CH3
H
H
CH23
L
L
CH4
H
H
CH24
L
L
CH5
H
H
CH25
L
L
CH6
H
H
CH26
L
L
CH7
H
H
CH27
L
L
CH8
H
H
CH28
L
L
CH9
H
H
CH29
L
L
CH10
H
H
CH30
L
L
CH11
H
H
CH31
L
L
CH12
H
H
CH32
L
L
CH13
H
H
CH33
L
L
CH14
H
H
CH34
L
L
CH15
H
H
CH35
L
L
CH16
H
H
CH36
L
L
CH17
H
H
CH37
L
L
CH18
H
H
CH38
L
L
CH19
H
H
CH39
L
L
CH20
H
H
CH40
L
L