SWT4 User Manual v3.1
Tensiometer loggers
45
9 Tensiometer loggers
All
SWT
Tensiometers
can be connected directly and without further
power supply to the special Tensiometer logger
DL6-tens.
Accessories are available for converting
GP1
and
DL2e
loggers to take
Tensiometer readings.
DL6-tens Logger
The
DL6-tens
can take six SWT Tensiometers.
This is a factory-modified Delta-T DL6 6-
channel logger modified with six 4-pin M12
sockets.
Each Tensiometer needs a
SWTEC-20
extension cable.
GP1 Logger
A
GP1
logger can take two SWT Tensiometers. Each tensiometer
requires a
GP1-PBA1
adapter and
connection cables type
SWTCC-XX .
In addition 2
SM200
soil moisture sensors,
(or 10K thermistors), and a
WET
sensor may
also be connected at the same time, along
with two digital sensors such as rain gauges.
When fitting 5 or more sensors use the
GP1-LID2
expansion lid which has additional
cable glands.
DL2e Logger
Up to 60 SWT tensiometers may be connected
to a single
DL2e
.
Each group of 15 Tensiometers require one
LAC1
input cardand one
TVB1
voltage
regulator.
Item
Delta-T no.
6-channel modified GL6 logger
Contact Delta-T
2-channel GP1 logger
Contact Delta-T
60 channel DL2e logger
Contact Delta-T
