Operation
EGM-4 Operator's Manual – Version 4.19
- 19 -
Main Menu
There are 6 options available to the user when the Main Menu is displayed as follows:
Where:
Press
Key
To
1
Go Into Measurement Mode. See
on page 19.
2
Change system settings (i.e. zero type and time interval, recording type, alarm
settings, etc.). See
on page 30.
3
To calibrate the Analyzer. See
on page 35
4
To dump stored data to a PC or to view data on the LCD display. See
on
page 36.
5
Clear system memory. See
on page 41.
6
Set/check the system clock (date and time). See
on page 42.
Each option is discussed in further detail below.
1REC
To begin recording, press key 1. Please note, the EGM-4 display is dependent upon which
probe type is connected to it. The following table illustrates the Probe Types:
If the EGM-4 is used as a:
Then The
Probe Type is
set to:
Stand Alone CO
2
Analyzer (including optional humidity sensor
Stand Alone CO2 Analyzer (Probe Type 0)
on
page 20.
0
Environmental Monitor
(With one of our Environmental Sensors such as %RH,
temperature, PAR, O
2
on page 22.
1-5
Steady State Porometer. See
on page 23.
7
Closed System Soil Respiration
(i.e. SRC-1 Soil Respiration Chamber). See
Soil Respiration (Probe Type 8)
on page 24.
8
O
2
probe
9
RH and Temperature
10
Open System Measurement
(i.e. CFX-1 Soil Respiration Chamber, CPY-3 Chamber). See
Open System Soil Respiration (Probe
on page 27.
11
Closed System operation with the CPY-4. See
Soil Respiration (Probe Type 8)
on page 24.
12
Important Note.
Most instruments are supplied with the probe type already set if a sensor is
supplied with the EGM-4. If an existing EGM-4 user purchases an environmental sensor from
us, it may be necessary to set the probe type (see
on page 30).
In the followng sections, some displays will vary slightly to what is discussed
depending on firmware and sensors connected to the EGM-4.
1REC 2SET 3CAL
4DMP 5CLR 6CLK
