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Appendix C. EasyFlux
®
DL CR6KH20
C-10
water content sensor can also be omitted without affecting function. The
default wiring for each is shown in TABLE
If only one soil water content sensor is being used, wire it
according to the first probe as described in TABLE
. If only
one sensor is being used and it is wired according to the second or
third sensor,
EasyFlux DL CR6KH20
will not record any
measurements from the soil water content sensor.
TABLE C-11. Default Wiring for Soil Water Content Probes
Sensor
Quantity
Wire Description
Color
CR6 Terminal
CS650/CS655
SDI-12 address 1
1
SDI-12 Data
Green
U9
SDI-12 Power
Red
+12 V
SDI-12 Reference
Black
G
Shield
Clear
G
Not Used
Orange
⏚
CS650/CS655
SDI-12 address 2
1
SDI-12 Data
Green
U9
SDI-12 Power
Red
+12 V
SDI-12 Reference
Black
G
Shield
Clear
⏚
Not Used
Orange
G
CS650/CS655
SDI-12 address 3
1
SDI-12 Data
Green
U9
SDI-12 Power
Red
+12 V
SDI-12 Reference
Black
G
Shield
Clear
⏚
Not Used
Orange
G
C.3.2.10 Soil Heat Flux Plates
EasyFlux DL CR6KH20
can support from zero to soil heat flux plates. The user
has the option to use one of two supported models: the HFP01 or HFP01SC
(self-calibrating). The default wiring for the HFP01 soil heat flux plates is
shown in TABLE
, and the default wiring for the HFP01SC plates is
shown in TABLE
TABLE C-12. Default Wiring for Non-Calibrating Soil Heat Flux Plates
Sensor
Quantity
Wire Description
Color
VOLT116 Terminal
HFP01 #1
1
Signal
White
Diff 5H
Signal Reference
Green
Diff 5L
Shield
Clear
⏚
CAUTION