04 Series for CO(-H2)
Chapter 2: Description • 9
Chapter 2: Description
Overview
This chapter describes the CO-04C instrument and its accessories.
Instrument Description
Case
The CO-04C’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 CO-04C’s
operating modes.
Battery Cover
Battery Cover Screw
IrDA Port
Buzzer Opening
LCD
Wrist Strap
Connection
Control Buttons
CO
AIR
POWER
MODE
Alarm LED
Diffusion Port
Figure 1: Component Location