Internal Wiring - Helio SL Series Operating Manual

Internal wiring

Use ferrules if using stranded cables. PCB terminal blocks up to 2.5mm2.
Use twisted pair cable with overall screen when connecting RS485 network.
*Note: All communication and data transmission between transmitters and
control panel carried out via RS485 network or 2-3 wire 4-20mA interface.
HGD SL Series Ver. 1.0 5