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Modbus/RTU output
Current and voltage output
Variety of measured range

4 Output Relays
Swedish Carbon Dioxide Sensor
RS485 MODBUS-RTU Port

CO range:20PPM to 999PPM
alarm for more than 85db

4 Output Relays
Swedish Carbon Dioxide Sensor
3 Temperature Sensors (Extended Cable Length)
Humidity Sensor
RS485 MODBUS-RTU Port

Measuring range:0~9999 ppm

CO range: 25PPM to 550PPM
alarm for more than 85 db

CO2 range:400ppm~5000pp
Precision: ±5%rdg

Measuring range:0~2000 ppm

with electrochemical CO sensor
with metal oxide explosive gas sensor
alarm at the following levels:
400 PPM CO between 4 and 15 minutes
150 PPM CO between 10 and 50 minutes
70 PPM CO between 60 and 240 minutes

measures O2, CO, CO2
High Accuracy gas sensor
Mini USB interface Connections

electrochemical CO sensor
Audio Alarm: 85dB at 10 feet