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SC-04
Chapter 2: Description • 9
Chapter 2: Description
Overview
This chapter describes the SC-04 instrument and its accessories.
Instrument Description
Case
The SC-04’s sturdy, high-impact plastic case is radio frequency (RF) resistant and is suitable
for use in many environmental conditions, indoors and out. The case is dust proof and water
resistant. A clear plastic window is located on the front of the case for viewing the LCD. The
sensor retainer is located on the right side of the case and allows access to the filters and
sensor. A feature in the lower left corner of the rear case is used to install the optional wrist
strap.
LCD
A digital LCD (liquid crystal display) is visible through a clear plastic window in the top case.
The LCD shows the gas reading. The LCD also shows information for each of the SC-04’s
operating modes.
Battery Cover Screw
Battery Cover
AIR
SO2
LCD
Buzzer Opening
IrDA Port
Control Buttons
Wrist Strap
Connection
POWER
MODE
Diffusion Port
Alarm LED
Figure 1: Component Location