LINOVISION IOT-S500-IAQ3 User manual

IOT-S500-IAQ3
LoRaWAN®Indoor Ambiance
MonitoringSensor
Updated on Jan. 20,2022

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Safety Precautions
Linovision will not shoulder responsibility for any loss or damage resulting from not following the
instructions of this operating guide.
❖The device must not be disassembled or remodeled in any way.
❖In order to protect the security of the device, please change device password when first
configuration. The default password is 123456.
❖Do not place the device outdoors where the temperature is below/above operating range.
Do not place the device close to objects with naked flames, heat source (oven or sunlight),
cold source, liquid and extreme temperature changes.
❖The device is not intended to be used as a reference sensor, and Linovison will not should
responsibility for any damage which may result from inaccurate readings.
❖The battery should be removed from the device if it is not to be used for an extended period.
Otherwise, the battery might leak and damage the device. Never leave a discharged battery
in the battery compartment.
❖The device must never be subjected to shocks or impacts.
❖Do not clean the device with detergents or solvents such as benzene or alcohol. To clean
the device, wipe with a soft moistened cloth. Use another soft, dry cloth to wipe dry.
Declaration of Conformity
IOT-S500-IAQ3/IOT-S500-IAQ3L is in conformity with the essential requirements and other
relevant provisions of the CE, FCC, and RoHS.
Copyright © 2011-2022 L.inovision All rights reserved.
For assistance, please contact
Linovision technical support:
Email: [e-mail]
Tel: [phone]

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Revision History
Date
Doc Version
Description
Jan. 20, 2022 V 1.0 Initial version

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Contents
1. ProductIntroduction ..................................................................................................................................... 5
1.1Overview ............................................................................................................................................... 5
1.2Features ................................................................................................................................................ 5
2. HardwareIntroduction................................................................................................................................. 5
2.1PackingList ........................................................................................................................................ 5
2.2HardwareOverview ............................................................................................................................ 6
2.3E-inkScreen(IOT-S500-IAQ3Only)....................................................................................................6
2.4Buttonand TrafficLight .......................................................................................................................7
2.5Dimensions...........................................................................................................................................7
3.Power Supply................................................................................................................................................. 8
4. OperationGuide .............................................................................................................................................. 8
4.1Log in the ToolBox................................................................................................................................ 8
4.2LoRaWAN Settings............................................................................................................................. 9
4.3Time Synchronization....................................................................................................................... 1 1
4.4Basic Settings .................................................................................................................................. 12
4.5AdvancedSettings........................................................................................................................... 13
4.5.1CalibrationSettings.............................................................................................................. 13
4.5.2ThresholdSettings ..................................................................................................................13
4.6Maintenance ...................................................................................................................................... 14
4.6.1Upgrade.................................................................................................................................. 14
4.6.2Backup ................................................................................................................................... 15
4.6.3Reset to Factory Default...................................................................................................... 16
5. Installation .................................................................................................................................................. 16
6. DevicePayload............................................................................................................................................. 17
6.1Basic Information..............................................................................................................................1 7
6.2Sensor Data........................................................................................................................................1 8
6.3DownlinkCommands.........................................................................................................................19
Appendix........................................................................................................................................................... 20
CarbonDioxideLevelsand Guidelines................................................................................................ 20

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1. Product Introduction
1.1 Overview
IOT-S500-IAQ3/IOT-S500-IAQ3L is a compact indoor ambience monitoring device including
humidity,temperature, and CO2sensor for wireless LoRa network. It is equipped with NFC (Near
FieldCommunication) and can easily be configuredvia a smartphone or a PC software.
Sensor data are transmitted in real-time using standard LoRaWAN®protocol which enables
encrypted radio transmissions over long distance while consuming very little power. The user
can obtain sensor data and view the trend of data change through Linovision IoT Cloud or
throughthe user's own Network Server.
1.2 Features
●Robust LoRa connectivity for secure long range transmission
●Integrated temperature, humidity and CO2sensor
●Easy configurationvia NFC
●Vivid emoticon & traffic light indicator to understand the comfort level
●Standard LoRaWAN®supported
●Linovision IoT Cloud compliant
2. HardwareIntroduction
2.1 Packing List
1 ×
IOT-S500-IAQ3/
IOT-S500-IAQ3L
Device
2 ×
ER14505 Li-SOCl2
Batteries
1 ×3M
Double-Sided
Tape
2 ×Wall
Mounting Kits
1 ×
Theft-DeterringScrew
1 ×
Quick Guide
1 ×
Warranty Card
If any of the above items is missing or damaged, please contact yoursales Representative.

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2.2 HardwareOverview
2.3 E-inkScreen (IOT-S500-IAQ3 Only)
Icon
Description
Battery level
The time of the last collected sensor data
The device has joined the network
The device has not joinedthe network
Temperature
Humidity
Show the CO2concentration and history trends
When the CO2concentration exceeds the Polluted threshold
When the CO2concentration exceeds the Bad threshold
Excellent Environment

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When the CO2concentration exceeds the Polluted threshold
When the CO2concentration exceeds the Bad threshold
Note:
●IOT-S500-IAQ3 will update data on the screen every 2 minutes if Screen Smart Mode is disabled;
●IOT-S500-IAQ3 will do a full-screenrefresh after 30 times update in order to remove ghosting.
●When IOT-S500-IAQ3 detects the temperature beyond the range from 0°C to 40°C, the screen will
close automatically.
●Please refer section 4.5.2for Excellent/Polluted/Bad threshold settings.
2.4 Button and Traffic Light
Function
Action
Light Status
Power ON/OFF Press and hold the power button for more
than 3 seconds
Power On:Off →On
Power Off:On→Off
Reset to Factory
Default
Press and hold the power button for more
than 10 seconds Quickly Blinks
Check
On/OffStatus Quickly press the power button Light On:Device is on.
Light Off: Device is off.
CO2Level
Indication
When the CO2concentration exceeds the
threshold
Excellent: Blinks
Polluted: Blinks
Bad: Blinks
Note: If the traffic light is disabled, it will not show air quality level indication.
2.5 Dimensions(mm)

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3. Power Supply
Remove the rear cover of device to install the batteries, do not reverse the direction of batteries
when installing.
Note: The device can only be powered by ER14505 Li-SOCl2batteries not AA batteries.
4. OperationGuide
4.1 Log in the ToolBox
The IOT-S500-IAQ3/IOT-S500-IAQ3L can be configured via a NFC supported mobile phone.
1. Download and install “Linovision ToolBox” App from Google Play or Apple App Store.
2. Enable NFC on the smartphone and launch Linovision ToolBox.
3. Attach the smartphone with NFC area to the device to read device information. Basic
information and settings of the device will be shown on ToolBox App if itʼs recognized
successfully. You can read and configure the device by tapping the Read/Write device on the
App. In order to protect the security of the device, please change password when first
configuration. The default password is 123456.
Note:
1) Ensure the location of smartphone NFC area and itʼs recommended to take off phone case.
2) If the smartphone fails to read/write configurations via NFC, keep the phone away and back

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to try again.
3) IOT-S500-IAQ3/IOT-S500-IAQ3L can also be configured by ToolBox software via a
dedicated NFC reader provided by Linovision IoT, you can also configure it via TTL interface
inside the device.
4.2 LoRaWAN Settings
LoRaWAN settings is used for configuringthe transmission parameters in LoRaWAN®network.
Basic LoRaWAN Settings:
Go to “Device ->Settings ->LoRaWAN Settings” of ToolBox App to configure join type, App EUI,
App Key and other information. You can also keep all settings by default.
Parameters
Description
Device EUI Unique ID of the device which can also be foundon the label.
App EUI Default App EUI is 24E124C0002A0001.
Application Port The portis used for sending and receiving data, default port is 85.
J oin Type OTAA and ABP mode are available.
LoRaWAN Version V1.0.2,V1.0.3,V1.1 are available.
Application Key Appkey for OTAA mode, default is 5572404C696E6B4C6F52613230313823.
Device Address DevAddr for ABP mode,default is the 5th to 12th digits of SN.
NetworkSession
Key Nwkskey for ABP mode, default is 5572404C696E6B4C6F52613230313823.
Application Appskey for ABP mode, default is 5572404C696E6B4C6F52613230313823.

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Session Key
Spread Factor If ADR is disabled, the device will send data via this spread factor.
Confirmed Mode If the device does not receive ACK packet from network server, it will resend
data 3 times at most.
Rejoin Mode
Reporting interval ≤ 30 mins: the device will send specific amount of
LoRaMAC packets to check connection status every 30 mins; If there is no
reply after specific amount of packets sent, the device will re-join.
Reporting interval > 30 mins: the device will send specific amount of
LoRaMAC packets to check connection status every reportinginterval; If there
is no reply after specific amount of packets sent, the device will re-join.
ADR Mode Allow network server to adjust datarate of the device.
Tx Power Transmit power of the device.
RX2 Data Rate RX2 data rate to receive downlinks.
RX2
Frequency/MHz RX2 frequency to receive downlinks.
Note:
1) Please contact sales for device EUI list if there are manyunits.
2) Please contact sales if you need random App keys before purchase.
3) Select OTAA mode if you use Linovision IoT cloud to manage devices.
4) Only OTAA mode supports rejoin mode.
LoRaWAN Frequency Settings:
Go to “Settings ->LoRaWANSettings” of ToolBox App to select supported frequency and select
channels to send uplinks.Make sure the channels match the LoRaWAN®gateway.

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If frequency is one of CN470/AU915/US915, you can enter the index of the channel that you
want to enable in the input box,making them separated by commas.
Examples:
1,40: Enabling Channel 1 and Channel 40
1-40:Enabling Channel 1 to Channel 40
1-40,60:Enabling Channel 1 to Channel 40 and Channel 60
All: Enabling all channels
Null: Indicates that all channels are disabled
Note:
For -868Mmodel, the default frequency is EU868;
For -915Mmodel, the default frequency is AU915.
4.3 Time Synchronization
Go to “Device->Status”of Toolbox App to click “Sync” to sync the time on the screen.

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4.4 Basic Settings
Go to “Device ->Settings ->General Settings” of ToolBox App to change the reporting interval,
screen mode, etc.
Parameters
Description
Temperature Unit
Change the temperature unitdisplayed on the ToolBox and screen.
Note:
1) The temperature unit in the reporting package is fixed as °C.
2) Please modify the threshold settings if the unit is changed.
Reporting Interval Reporting interval of transmitting current sensor values to network
server. Default: 10 mins, Range: 1-1080mins
LED Indicator Enable or disable the traffic light indicator to indicate CO2threshold.
ChangePassword Change the password for ToolBox App or software to read/write this
device.
Screen Smart Mode
(IOT-S500-IAQ3 Only)
When the current collected value is close to the last value (tem ≤±0.5°C
and hum ≤±3%and CO2≤±50ppm), the screen will stop updating to save
power.
Note: if the screen stop updating for 10 minutes, it will update data
automatically.
Screen Display
(IOT-S500-IAQ3 Only) Enable or disable screen display.
Color Theme
(IOT-S500-IAQ3 Only) Select screen display backgroundcolor as White or Black.

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4.5 Advanced Settings
4.5.1 CalibrationSettings
ToolBox supports numerical calibration for all items. Go to “Device ->Settings ->Calibration
Settings” of ToolBox App to type the calibration value and save, the device will add the
calibration value to raw value.
Besides numerical calibration, ToolBox provides more calibration methods for CO2:
Manual Calibration: Put the device in an open outdoor environment for more than 10 minutes
and click this button to calibrate the CO2value.
RestoreFactory Calibration:Clean the manual calibration and turn back to factory calibration.
Auto Background Calibration: When enabled, keep the device work in a well-ventilated
environment for 7 days, then disable the calibration.
4.5.2 ThresholdSettings
Go to “Device ->Settings ->Threshold Settings” of ToolBox App to enable the threshold
settings and input the threshold.
For temperature, it will upload the current data once instantly when temperature is over or below

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the threshold. Note that when you change the temperature unit, please re-configure the
threshold.
For CO2threshold, it supports defining Excellent, Polluted and Bad threshold for traffic light and
screen alarms. Besides, when it exceeds the Bad threshold, IOT-S500-IAQ3/IOT-S500-IAQ3L
will upload the current data once instantly.
4.6 Maintenance
4.6.1 Upgrade
1. Download firmware from www.linovision.com to your smartphone.
2. Open ToolBox App and click “Browse” to importfirmware and upgrade the device.
Note:
1) Operation on ToolBox is not supported duringthe upgrade.
2) Only Android version ToolBox supports the upgrade feature.

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4.6.2 Backup
IOT-S500-IAQ3/IOT-S500-IAQ3L supports configuration backup for easy and quick device
configuration in bulk.
Backup is allowed only for devices with the same model and LoRaWAN®frequency band.
1. Go to “Template” page on the App and save current settings as a template. You can also edit
the template file.
2. Select one template file that saved in the smartphone and click “Write”, then attach it to
another device to write configuration.
Note: Slide the template item to the left to edit or delete it. Click the template to edit the
configurations.

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4.6.3 Reset to Factory Default
Please select one of followingmethods to reset device:
Via Hardware:Hold on power button for more than 10s.
Via ToolBox App: Go to “Device ->Maintenance”to click “Reset”, then attach smart phone with
NFC area to device to complete reset.
5. Installation
Fixed by Screws:
1. Remove the rear cover of the device, screw the wall plugs into the wall and fix the rear cover with
screws on it,then install back the device.
2. Fix the bottom of the device to the rear cover with the theft-deterringscrew.
Fixed by 3M Tape:
1. Fix the bottom of the device to the rear cover with the theft-deterringscrew.
2. Paste 3M double-sidedtape to the back of the device, then tear the other side and place it on
a flat surface.

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Note:
In order to ensure the best detection and LoRaWAN®communication work, it is recommended to
install IOT-S500-IAQ3/IOT-S500-IAQ3Las follows:
➢Do not mount the device where the temperature is below/above operating range and
temperature varies greatly.
➢Stay far away from any heat source or cold source like oven,refrigerator.
➢Do not mount the device close to where airflow varies greatly like windows, vent, fan and air
conditioner.
➢Do not mount the device upside down.
➢Do not place the device right to the window or door. If you have to, youʼd better pull the
curtain.
➢It is recommended to install at least 1.5 m high from floor.
6. DevicePayload
All data are based on following format (HEX):
Channel1 Type1 Data1 Channel2 Type2 Data2 Channel 3 ...
1 Byte 1 Byte N Bytes 1 Byte 1 Byte M Bytes 1 Byte ...
6.1 Basic Information
IOT-S500-IAQ3/IOT-S500-IAQ3L report basic information of sensor whenever joining
the network.
Channel
Type
Description
ff
01 (Protocol Version) 01 =>V1
09 (Hardware Version) 01 40 =>V1.4
0a (Software Version) 01 14 =>V1.14
0b (Power On) Device is on
0f (Device Type) 00:Class A, 01:Class B, 02:Class C
16 (Device SN) 16 digits
18 (Sensor Status) Byte 0: 00 means all sensors

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Example:
6.2 Sensor Data
IOT-S500-IAQ3/IOT-S500-IAQ3L report sensor data according to reporting interval (10
mins by default).
Example:
1. Periodic Package
Byte 1: 0=disabled,1=enabledand
every bit means every kind of sensor
Bit 0: temp, Bit 1: hum,Bit 4: CO2
ff0bff ff166710b32620711912ff090100 ff0a0101 ff0f00 ff180013
Channel
Type
Value
Channel
Type
Value
ff 0b (Power
On)
ff
(Reversed) ff 16 (Device SN) 6710b32620711912
Channel
Type
Value
Channel
Type
Value
ff
09
(Hardware
version)
0100
(V1.0) ff
0a
(Software
version)
0101
(V1.1)
Channel
Type
Value
Channel
Type
Value
ff
0f
(Device
Type)
00
(Class A) ff 18 (Sensor Status)
00 =>All Sensors
13 =0001 0011 =>All
sensors are enabled
Item
Channel
Type
Description
Battery Level 01 75 UINT8, Unit: %
Temperature 03 67 INT16, Unit: °C,Resolution: 0.1 °C
Humidity 04 68 UINT8, Unit: %, Resolution: 0.5 %
CO207 7d UINT16, Unit: ppm
0367ff00 04684f 077d1303
Channel
Type
Value
Channel
Type
Value
01
75
(Battery
Level)
64 =>100% 03 67
(Temperature)
ff 00 =>00 ff =
255
Temp =255*0.1
=25.5°C
Channel
Type
Value
Channel
Type
Value
04 68
(Humidity)
4f =>79
Hum =79*0.5
=39.5%
07 7d (CO2)13 03 =>03 13
=787 ppm

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2. CO2value exceeds the Bad threshold.
6.3 DownlinkCommands
IOT-S500-IAQ3/IOT-S500-IAQ3L support downlink commands to configure the device. The
application port is 85 by default.
Example:
1. Set reportinginterval as 20 minutes.
2. Reboot the device.
Channel
Type
Value
07 7d 0a 06 =>06 0a =1546 ppm
Channe
l
Type
Description
ff
03 (Set Reporting Interval) 2 Bytes, unit: s
10 (Reboot) ff (Reserved)
1a (CO2Calibration)
00:Factory Calibration Restored
01:Auto Background Calibration
03:Manual Calibration
2d (Screen Display) 00: disable, 01: enable
2f (LED Indicator) 00: disable, 01: enable
54 (Set CO2Threshold)
Byte 1: 00: disable, 01: enable
Byte 2-3:Bad threshold value
Byte 4-5:Polluted threshold value
Note: Polluted threshold value must lower than
bad threshold value.
56 (Screen Smart Mode) 00: disable, 01: enable
ff03b004
Channel
Type
Value
ff 03 (Set Reporting
Interval)
b0 04 =>04 b0 =1200s
=20 minutes
ff10ff
Channel
Type
Value
ff 10 (Reboot) ff (Reserved)

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3. Disable the e-inkscreen display.
4. Set CO2bad threshold as 1500ppmand polluted threshold as 1000 ppm.
Appendix
Carbon DioxideLevels and Guidelines
CO2Level
Description
400 ppm Normal outdoor air level.
400-1000 ppm Typical level indoors with good ventilation.
1000-2000 ppm Poor air quality -requires ventilation.
≥2000 ppm
Headaches, sleepiness and stagnant, stale, stuffy air.
Poor concentration, loss of attention,increased heart rate
and slight nausea may also be present.
5000 ppm Workplace exposure limit (as 8-hourTWA) in most
jurisdictions.
>40000 ppm Exposure may lead to serious oxygen deprivation resulting
in permanent brain damage, coma, even death.
-END-
ff2d00
Channel
Type
Value
ff 2d (Screen Display) 00: Disable the display
ff5401dc05e803
Channel
Type
Value
ff 54 (Set CO2
Threshold)
Byte 1: 01 =enable
Byte 2-3:dc 05 =>05dc =1500 ppm (Bad threshold)
Byte 4-5:e8 03 =>03e8 =1000 ppm (Polluted threshold)