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eYc TGP03_THP03 Multifunction PM2.5 Indoor Air Quality Monitor

●【4-in-1】Real-Time Data of PM2.5, CO2, temperature & humidity
●【Real-time data monitoring】 Quickly monitor and LCD display
●【Nicer stability】 NDIR,MEMS , and Infrared LED sensor
●【Sensor protected】Anti-condensation and nicer long-term stability
●【Operate easy】 Remote monitoring data via Modbus RS-485 digital output
●【Install Quickly】Compact size and elegant outlook and easy to install on the wall
●【Data logger software】Free programmable software to monitor and record
local data via RS-485

Measuring range
Temp.:0～50℃
Humidity:0～100%
CO2:0~2000ppm
PM2.5:0 ~ 500 ㎍/m3
Accuracy
Temp.:±0.4℃
Humidity:± 3 % RH ( at 20~90%)
CO2:±40 PPM ± 3 % of Reading
PM2.5:± 10 ug/m3, ±5% of Reading
Output
Signal output:RS-485
Protocol:Protocol
Signal connection
3-wire
Power supply
AC : 24 ± 10 %；DC : 12 …36V
Protection degree
IP20

eYc GS43/44 CO2 Transmitter Indoor / Duct Type

● Accurate and excellent long-term life cycle ● Measuring up to 10000 PPM ● Voltage or current output and optional RS-485, and display ● Free software configuration

sensor type
NDIR sensor
CO2 measuring range
0 ... 10000 PPM
signal connection
3-wire
load resistance
voltage output：≧10KΩ
current output：< 250 Ω
response time
GS43: < 2 min. ; GS44 : < 6 min.
power supply
DC 12 ... 36 V & AC 24 V ± 10 %
protection degree
GS43 : IP54 ；GS44 : IP64

eYc THG03 CO2 Temperature & Humidity Transmitter / Indoor type

● Integrated 3 sensors in 1 device with optional LCD display
● Measuring temperature, humidity and carbon dioxide
● 2 analog outputs or Modbus RS-485
● Optional analogue output + RS-485
● Quick easy installation and maintenance due to well designed
● Cost-efficient and reliable
● Data can be logged and transferred to pc via RS-485 function link free software

display
display : LCD module without backlight
display readout : double line character ( up : CO2；down : temperature & humidity take turns )
digit : CO2 : 4 digits；T & H : 3 digits & 1 decimal
digit height : 17.84 mm
input
CO2 : NDIR sensor
temperature & humidity : MEMS sensor
measuring range
CO2 : 0 ... 2000 PPM
temperature : 0 ... 50 ℃
humidity : 0 ... 100 %RH ( non-condensing )
output
analogue output : 0 ... 5 V / 0 ... 10 V / 4 ... 20 mA
Modbus : RS-485
signal connection : 3-wire
load resistance ( voltage ) : voltage output : ≧ 10KΩ ; current output : < 250 Ω
warm-up time : < 2 min.，stable time 20 mins.
temperarture influence : T & H : max. -0.15 % RH / ℃ ( 0 ℃ to 80 ℃)
response time :
CO2 : t 90 < 2 min.
T & H : t 63 ( 15 ℃ to 45 ℃ / 33 to 75 % RH ) ≦ 10 sec.
sampling time : CO2 : about 6 secs. ； T & H : about 3 secs.
data logger : via RS-485 by using eyc free software
accuracy ( at +25 °C ；V = 24 VDC；101.3kPa )
CO2 : ± 40 PPM ± 3 % of reading
temperature : ± 0.4 ℃
humidity : ± 3 % RH ( 20 ... 90 % RH )
environment
media measured : air
working temp. / humidity for T & H : 0 ... 50 ℃ / 0 ... 95 % ( non-cond. )
working temp. / humidity for CO2 : 0 ... 50 ℃ / 0 ... 85 %
storage temperature : -20 ... + 60 ℃
electrical
power supply : DC 12 ... 36 V & AC 24 V ± 10 %
current consumption : DC 24V : 150 mA；AC 12 V : 120 mA
starting current : DC 24V : 250 mA；DC 12 V : 550 mA；
AC 24V : 230 mA ; AC 12V : 250 mA
electrical connection : analogue & communication : 4P connector
installation
wall
protection
protection degree : IP 20
electric protection : polarity protection, short circuit
certification
CE
material
case : PC ( PC - 110 ) ( UL94V-2 )
weigjt : 100 g

eYc GS43/44 CO2 Transmitter Indoor / Duct Type

● Accurate and excellent long-term life cycle
● Measuring up to 10000 PPM
● Voltage or current output and optional RS-485, and display
● Free software configuration

ensor type
NDIR sensor
CO2 measuring range
0 ... 10000 PPM
signal connection
3-wire
load resistance
voltage output：≧10KΩ
current output：< 250 Ω
response time
GS43: < 2 min. ; GS44 : < 6 min.
power supply
DC 12 ... 36 V & AC 24 V ± 10 %
protection degree,
GS43 : IP54 ；GS44 : IP64

eYc GS23 CO2 Transmitter / Indoor type

● Optional LCD display
● Measuring carbon dioxide
● 1 analog output or Modbus RS-485
● Optional analogue output + RS-485
● Quick easy installation and maintenance due to well designed
● Cost-efficient and reliable
● Data can be logged and transferred to pc via RS-485 function link free software

sensor type
NDIR sensor
CO2 measuring range
0 ... 2000 PPM
signal connection
3-wire
load resistance
max. 250Ω for 1 output ; min. 10 KΩ for V output
response time
t90 < 2min.
power supply
DC 12 ... 36 V & AC 24 V ± 10 %
protection degree
IP20

eYc GTH53 Gas Monitor Transmitter / Indoor

● CO & HCHO:electrochemistry；Temp.& Humidity:CMOS；VOC:MEMS metal oxide sensor
● temp.:0~50℃；humidity:0~100%；CO:0~500ppm；HCHO:0~5ppm；VOC:0~10ppm
● 0~1V/0~5V/0~10V/1~5V/0~20mA/4~20mA
● 8~35VDC/12~30VAC
● Remote monitor by RS-485 (Modbus RTU).
● With exposed sensor to raise sensitivity of CO.