Introduction
Page 5
Section 1
Introduction
1.1 Unpacking the Instrument
Remove Surveyor 4a from its shipping carton and inspect it for any visible damage. Contact Hach
Customer Service at 1-800-604-3493 if any items are missing or damaged.
1.2 Instrument Description
The front panel of the Surveyor 4a consists of 11 soft keys and a high-resolution screen. The back
of the case contains the batteries and also has a 9-pin male connector for mulitprobe or PC
connection.
Figure 1 Front Panel
1.3 Screen Features
The screen is divided into three parts. The Real-time parameters, the History Line, and the
function key options.
Item Number
Name
Description
1
Screen
The high-resolution, liquid crystal screen displays real-time reading, graphs, or submenus.
2
Function Keys
Takes the action indicated on one of the four rectangles at the bottom of the screen.
3
Cursor Keys
Moves the cursor up, down, right, and left in menus, submenus, and virtual keyboards. Hold
down an arrow key to scroll the cursor on the screen in fast repeat mode.
4
Power
Turns the instrument on and off.
5
Backlight Key
Turns the backlight on and off. The back light allows use in low-light or dark conditions.
6
Hidden Key
Displays system information on the Surveyor 4a and on the multiprobe.
GP
Ba
tteries
Nickel Metal Hydride
HYDROLAB
POWERED BY
TECHNOLOGY
SURVEYOR 4a
R
HYDROLAB
270 mm
(10.62 inches)
109 mm
(4.3 inches)
70 mm
(2.75 inches)
1
2
3
4
5
6
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9
10
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Summary of Contents for Surveyor 4a
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