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Model #	Display	Remote Probe	Alarm	Temperature Range	Price
6" Temperature & Humidity Chart Recorders - Options Include: Remote Probe, Display and Alarms.
TH621				0 to 50C 32 to 100F	$459.00
TH622	Yes			0 to 50C 32 to 100F	$539.00
TH623	Yes	Yes	Yes	0 to 50C 0 to 100F 0 to 185F 0 to 85C	$649.00

Model #	Digital Display	Remote Probe	Alarm	Relay Contacts	Temperature Range	Price
NEW 8" Temperature, Humidity & Dew Point Chart Recorder with Digital Display and Remote Probe
TH800		BATTERY OPERATION			32 to 120F 0 to 50C	$459.00
TH802	Yes				32 to 120F 0 to 50C 40 to 110F 5 to 40C	$539.00
TH803	Yes	Yes	Yes		-20 to 120F -20 to 50C 40 to 110F 5 to 40C 0 to 185F	$649.00
TH805	Yes	Yes	Yes	Yes	-20 to 120F -20 to 50C 40 to 110F 5 to 40C 0 to 185F	$699.00