IBM 2140, 2142 manual Low Range, High Range

Environment:
Temperature,				system		unit	and	monitor
–	Power	on: 10°			to	35°C	(50°	to 95°F)
– Power off: 10° to 40°C (50° to 104°F)
Humidity,			system		unit and		monitor
–	Power on: 8% to 80%
–	Power off: 8% to 80%
Maximum altitude: 2134 m (7000 ft)
Heat	output:
Machine		Type		2140		system	unit
–	Typical		(as		shipped):		170	Btu/hr
	– Maximum load: 700 Btu/hr
Machine		Type		2142		system unit
–	Typical		(as		shipped):		170	Btu/hr

–Maximum load: 700 Btu/hr Monitors

–	MM55	(Type	2116):	310	Btu/hr	(maximum)
–	MM75	(Type	2128):	340	Btu/hr	(maximum)

Electrical:

Input voltage for system unit and monitor (sinewave input is required)

Low Range

Nominal: 100 V ac to 127 V ac

Maximum: 90 V ac to 132 V ac

High Range

Nominal: 200 V ac to 240 V ac

Maximum: 180 V ac to 259 V ac

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