Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Ambient Temperature Sensor / Switch HVAC

Resistance	11.5 at 14 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)
	6.5 at 32 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)
	4.0 at 50 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)
	2.5 at 68 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)
	1.7 at 86 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)
	1.0 at 104 Kilo Ohms At Degrees Fahrenheit (K ohms @ deg F)