Internal Wiring; Start-Up - Helio MAP 50 Operating Manual

Internal wiring

Use ferrules if using stranded cables. PCB terminal blocks up to 1.0/1.5mm2.
Use twisted pair cable with overall screen when connecting RS485 network.
Start up
When initially powered on, the gas detector should be allowed to warm up
allowing the sensor to stabilise before calibration.
HGD G4CH VER. 1.1 6