The HeatingSave Controller Remote RS485 Sub Unit expands the I/O of the T3520 using a RS485 communications channel.
HeatingSave Controller Remote RS485 Sub Unit – Key Features:
• Adds 8 off ADC inputs for temperature sensors and other continuously variable inputs
• Adds 8 off digital inputs for switches, PIR’s and any other volt-free type inputs
• Adds 8 off mains relays, up to 5 amps @240VAC per relay but Max. Of 5 amps @240VAC in total
• Adds 2 off Smart Card reader channels.
• Up to 8 off T3516’s can be daisy-chained to one T3520.
• The RS485 has encryption
• The T3516 is housed in a secure powder coated steel box with cable glands for many cables.