Galvanic separation	Operating temperature range
Power supply	Overvoltage durability
M-Bus devices	M-Bus line length
Designation	Application

	RS485toMBus-4M 1 - 4 7-28V Meters within a building (distances 100s of meters).

Power supply
	AC - alternating current
	DC - direct current

Galvanic separation
	Yes - M-Bus line from power and RS485 port. Yes - RS485 port from power source.
	Yes - M-Bus line from power and RS485 port. No - RS485 port from power source.

Operating temperature range:
	Positive operating temperatures (on Celsius scale).
	Negative operating temperatures (on Celsius scale).