Monitor Overview; Light Indication - Honeywell C7355B User Manual

IN-DUCT IAQ MONITOR AT A
GLANCE

Monitor Overview

The image below illustrates the typical enclosure of the
IAQ monitor. There is a pitot tube, main unit sensor
compartment and main unit communication control
compartment, as well as an external temp & humidity
sensors.
Main unit sensor
ensure air
ghtness,avoid affec ng
the measurement accuracy
Main unit
communica on
control
Fig. 2. Monitor Overview

Light Indication

The bottom right side of the device is the indicator area.
For this monitor (Part number: C7355B1052), only refer to
the ON and SCALE indicators.
Fig. 3. Location of light indicators
Temp & humidity sensor
The pitot tube
Table 1. Light Indication
Display
Work indicator
When the power is on, it will illuminate to indicate
the device is working. Otherwise, the device is
faulty.
- Three-color concentration indicator.
- The default is the average concentration change
of PM2.5 every 1 minute.
When PM2.5 <35 μg/m
35 to 75 μg/m
>75 μg/m
At t he same time, t h e measurement value of the
indicator change can be selected in the
communication command to be 1-minute
average.
POWER SUPPLY AND RS-485
WIRING
WARNING
• To reduce the risk of electrical shock do not
disassemble the detector. There are no user
serviceable parts inside. Refer servicing to
qualified service personnel only.
• Use a dry cloth to clean the product. Do not use
liquid cleaners or aerosol cleaners
• Do not use the product near water. Do not install
the product in a place where water may splash
onto it.
• Do not operate the detector with a hard, sharp or
pointed object.
IMPORTANT
All wiring must comply with local electrical codes
and ordinances. Follow equipment manufacturer
wiring instructions when available. Power must not
be connected while wiring. Wiring a unit that is
powered may result in electrical shock and/or
equipment damage.
3
C7355B IN-DUCT IAQ MONITOR
LED status and Description
3
green light on.
3
yellow light on.
3
red light on
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