PP Systems EGM-4 User Manual

Operation
EGM-4 Operator's Manual – Version 4.19
- 39 -
H
See Data Structure Based On Probe/Sensors on page 39.
AP
Atmospheric pressure in millibars (mb)
PT
Probe Type See 1REC on page 19 for more information.
Note. If there are no stored records, the message “NO MORE RECORDS IN STORE” will be
displayed before returning you to the main menu.
Data Structure Based On Probe/Sensors
Please note. The data structure, particularly columns A-H described above, is dependent
upon the probe/sensor that is connected to the EGM-4.
Probe
Type
Description of Sensor
Connected
Each Column is described as follows
A
B
C
D
E
F
G
H
0
No Sensor Connected.
The EGM-4 is being used
as a stand alone IRGA.
mV
Pin 1
0000
mV
Pin 2
0000
mV
Pin 3
0000
mV
Pin 4
0000
mV
Pin 5
0000
1
STP-1 Soil Temperature
Probe or CH15T RH/T
Probe
PAR
0000
%RH
000.0
Soil
Temp.
000.0
mV
Pin 5
0000
2
HTR-2 %RH/Temp/PAR
Probe
PAR
0000
%RH
000.0
Air
Temp.
000.0
3
TRP-1/TRP-2
Temperature/PAR Probe
PAR
0000
%RH
0000
Air
Temp.
000.0
4
PAR-1/PAR Sensor
PAR
0000
5
PAR-1 LUX
6
Solarimeter
7
Steady State Porometer
(PMR-4/PMR-5)
PAR
0000
%RH
In
000.0
Temp
000.0
%RH
Out
000.0
Flow
000.0
GS
0000
8
SRC-1 Soil Respiration
Chamber and CPY-2
Canopy Assimilation
Chambers
PAR
0000
%RH
0000
Soil
Temp.
000.0
DC
0000
DT
0000
SR
Rate
00.00
SRDIV
01/02/03
+/- SR
Rate
00=+
01 = -
9
OP-1/OP-2 Oxygen
Sensor
O2
00.00
10
50Y %RH/Temp Sensor
%RH
000.0
Temp.
000.0
11
CFX-1 Open System Soil
Respiration Chamber
PAR
0000
Evap
Rate
0000
Air
Temp.
000.0
DC
0000
Flow
000.0
SR
Rate
00.00
Flow
Multiplier
+/- SR
Rate
00=+
01 = -
11
CPY-3 Canopy
Assimilation Chamber
PAR
0000
Evap
Rate
0000
Air
Temp.
000.0
DC
0000
Flow
000.0
SR
Rate
00.00
Flow
Multiplier
+/- SR
Rate
00=+
01 = -
12
CPY-4 Canopy
Assimilation Chamber
PAR
0000
Soil
Temp.
0000
Air
Temp.
000.0
DC
0000
DT
0000
SR
Rate
00.00
+/- SR
Rate
00=+
01 = -
Further description of the data output is as follows:
Output Data
Units
PAR
µmol m
-2
s
-1
% RH
%
Evaporation Rate
mmol m
2
s
-1
x 1000
Temperature
˚C
Flow
ml min
-1
GS (Stomatal Conductance)
mmol (H
2
O) m
-
² s
-
¹
SR Rate (Assimiliation)
SRC-1: g (CO
2
) m
2
Hour
-1
CPY-2: g (CO
2
) m
2
Hour
-1
CPY-4: g (CO
2
) m
2
Hour
-1
CPY-3 & CFX-1: µmol m
2
s
-1

PP Systems EGM-4 Specifications

General

Brand	PP Systems
Model	EGM-4
Category	Monitor
Language	English