Display
|
Display
|
Without backlight
|
Digit
|
5 digits(upon request)
|
Digit height
|
5.56 mm
|
Input
|
Sensor type
|
NDIR sensor
|
Measuring range
|
2000 / 5000 / 10000 PPM
|
Output
|
Output
|
4 ... 20 mA + RS-485
|
Signal connection
|
3-wire
|
Sensitivity
|
±1 PPM ±1% of measured value
|
Load resistance
|
Voltage output : ≧10 KΩ
Current output : < 250 Ω
|
linear accuracy (at +25°C)
|
400 ... 2000 PPM : ±40 PPM ±3%
of reading
2000 ... 10000 PPM : ±250 PPM ±3% of reading
|
Output calibration (ZERO & SPAN)
|
Factory software calibration
|
Warm-up time
|
< 2 min. ; stable time 20 mins.
|
Response time(t90)
|
GS43: < 2 min. ; GS44 : < 6 min.
|
Sampling time
|
About 6 sec.
|
ADC default
|
2000 PPM : On；5000 PPM / 10000 PPM : Off
|
Environment
|
Medium
|
Non-aggressive gas(HVAC system)
|
Operating Temp.
|
0 ... 50°C
|
Operating Humid.
|
Tarps : 0 ...
95%RH(Non-condensing)
Non-woven : 0 ... 85%RH(Non-condensing)
|
Storage temp.
|
-20 ... +60°C
|
Electrical
|
Power supply
|
DC 12 ... 36 V & AC 24 V ±10%
|
Current consumption
|
DC : 37 mA / AC : 70 mA
|
Starting current
|
DC : > 200 mA / AC : > 210 mA
|
Electrical connection
|
M12 (5P) connector with 2 m cable
|
Installation
|
Installation
|
Indoor : Wall mount
Duct : Flange mount
|
Protection
|
IP rating
|
GS43 : IP54 / GS44 : IP64
|
Electrical protection
|
■ Reverse polarity
■ Over-voltage
■ Short-circuit
|
Certification
|
Certification
|
CE
|
Material
|
Housing
|
PC fire-proof(PC - 110)(UL94V-2)
|
Filter for duct type
|
POM
|
Ventilation-cloth
|
2000 PPM : Non-woven
5000 / 10000 PPM : Tarps
|
Weight
|
GS43 : 126 g / GS44 : 155 g
|
Taiwan
