Campbell SAT ARGOS Manual de usuario Pagina 289

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ZENO
®
-3200 USER MANUAL
Coastal Environmental Systems (206) 682-6048 Page C-13
8. SDI-12 SENSOR
298
SENSOR MENU
Settings for SDI-12 SENSOR on COM2
ITEM DATA
COMMAND ENTERED
Item 1: Sensor Type code = 13 (SDI-12 Serial Sensor)
c1/13
Item 2: Sensor Name = sdi-12
c2/sdi-12
Item 3: Sensor Input Channel = COM2
c3/COM2
Item 10: Sensor Sample Count = 4
1
c10/4
Item 11: Maximum Sensor Readings = 1
c11/1
Item 12: Sensor Timing Loop = 4 (5.0 seconds)
c12/4
Item 16: Retry Count = 3
c13/3
Item 17: SDI-12 Address = 0
2
DEFAULT
Item 18: Port Type = RS485
C18/RS485
Item 19: Baud Rate = 1200
C19/1200
DEFAULT = Default Data: it is not necessary to enter a command for this Item.
1 Set the Sensor Sample Count equal to the number of outputs returned by the sensor (between 1 and 9). This
configuration assumes that the sensor returns 4 values.
2 A different value should be used for each sensor being connected to the ZENO
-3200. You may have to change
the SDI-12 address of one or more of the sensors: go into SDI-12 pass-through mode to do this.
DATA OUTPUT MENU
ITEM DATA
COMMAND ENTERED
Item 1: Field Type code = 9 : Transmit and Log Data Field
c1/9
Item 2: Output Message(s) = 1 DEFAULT
Item 3: Field Name = sdi-12
C3/sdi-12
Item 4: Data Process Record = S1.1
4
C4/S1.1
4
Item 5: Field Decimal Places = 1
c5/1
Item 6: Field Width = 5
c6/5
Item 7: Data Storage Class Code = 7 : Compressed Floating Point (2)
c7/7
DEFAULT = Default value: it is not necessary to enter a command for this item.
4 This value will vary depending on the number of sensors being connected to the ZENO
-3200. To output
multiple values, repeat this menu as required. You can also refer directly to the sensor outputs, rather than
going through a process. In this case, enter S1.3 (for example to obtain the 3
rd
value output by the 1
st
defined sensor.
298
Refer to Section 10.3.4.
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