end Talkwithlead code - Option 1
Analog output and ModBus RTU then a power supply of 12-24 VDC with a capability of 50 mA must be used to power the meter.
Brochure and Quick Manual (QR Code for Smart Phone Uaers)
ModBus Poll example register use.
Air (calibrated gas, GCF = 1000), N2 (no change, GCF = 1000), O2 (no change, GCF = 1000); Argon (GCF=1150); and CO2 (GCF=740).