
ZENO
®
-3200 USER MANUAL
Coastal Environmental Systems (206) 682-6048 Page C-4
* When changing resistor values to measure different voltage ranges,
keep the source impedance less than 50 k
3. BAROMETRIC PRESSURE
SENSOR MENU
ITEM DATA
COMMAND ENTERED
Item 1: Sensor Type code = 2 (18-bit Single Ended A to D)
c1/2
Item 2: Sensor Name = BP
c2/BP
Item 3: Sensor Input Channel = 4+
c3/4+
Item 4: Analog Channel Gain = 1
c4/1
Item 5: Analog Channel Attenuation = 10
c5/10
Item 6: Switched Power code = 4 (12 V SW’D B)
c6/4
Item 7: Sensor Excitation Voltage = 3 (EXC = 5.00 VDC)
c7/3
Item 8: Switched Excitation Return = 0 DEFAULT
Item 9: Sensor Warm up Time = 0 DEFAULT
Item 10: Sensor Sample Count = 1 DEFAULT
Item 11: Maximum Sensor Readings = 0 DEFAULT
Item 12: Sensor Timing Loop = 2
c12/2
Item 13: Conversion Coefficient A = 0 DEFAULT
Item 14: Conversion Coefficient B = 112.7
1
c14/112.7
1
Item 15: Conversion Coefficient C = N
2
C15/N
2
DEFAULT = Default Data: it is not necessary to enter a command for this Item.
1 Output is in: mB.
2 N must be set to the calibration coefficient supplied with each unit (a typical value is 556).
PROCESS MENU
ITEM DATA
COMMAND ENTERED
Item 1: Process Category Code 1 : General DEFAULT
Item 2: Process Type code = 2 : Averaging Process
c2/2
Item 3: User-defined Process Name = 3 : AvgAnlg
c3/AvgAnlg
Item 4: Input for Barometric Pressure = S1 : bp
3
c4/S1
3
3 This data will vary depending on the number of sensors being connected to the ZENO-3200.
DATA OUTPUT MENU
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