HP E1779A Rechargeable Battery Pack for HP ESA-L1500A Spectrum Analyzers

Now get cordless spectrum analysis when the HP E1779A rechargeable battery pack is combined with the HP ESA-L1500A spectrum analyzer.

Snap-on dc power provides freedom from the ac power mains.

Attached to the rear of the analyzer, the battery pack matches the rugged portability and appearance of the HP ESA-L1500A.

[ Features ]

Operate the HP ESA-L1500A spectrum analyzer from 1.4 to 1.9 hours (typical) prior to recharging
Adds only 4.8 kg to the analyzer's weight and 44 mm to its depth while maintaining access to rear panel connectors
Snap on design makes it quick and easy to convert the analyzer to dc operation or swap battery packs
Built-in smart-charger monitors battery temperature, current, and voltage to prevent over-charging
Recharges in just 6 hours at 25 °C using the supplied AC adapter
When recharging is complete, trickle charging maintains the battery at full potential

[ Specifications ]

Operational Characteristics¹
The following information describes characteristic performance based at a
temperature of 25 °C unless otherwise noted¹

Output Voltage:                 19.2 Volts
Capacity:			105 Watt hours
Typical Operation Times
HP ESA-L1500A (no options): 	up to 1.9 hours
HP ESA-L1500A (Opt. A4H, A4J):	up to 1.8 hours
HP ESA-L1500A (Opt. A4H, 1DN):	up to 1.4 hours
Operation/Discharge Temperature:0 to 55 °C
Charge Time (charge time will increase at temperatures above 25 °C):
                                6 hours at 25 °C

Charge Temperature:		10 to 40 °C
Service Life (to 80% of initial capacity at 25 °C):
                                500 charge/discharge cycles

Recommended Storage Temperature:-30 to 30 °C
Permissible Storage Temperature (service life degrades rapidly with
prolonged storage at temperatures above 40 °C):
                                -30 to 55 °C

Maximum Relative Humidity (for temperatures up to 31 °C):
                                80%
	
Altitude:			Up to 4572 meters
Chemistry:			Nickel cadmium
EMI Compatibility:		CISPR 11:1990 Group 1, Class A radiated
                                and conducted emissions


Physical Characteristics¹
Weight:				4.8 kg
Height:				217 mm
Width:				373 mm
Depth:                          68 mm, 44 mm added to analyzer depth 


AC Adapter Characteristics¹
Input Voltage Range:		90 to 254 Vac
Input Frequency Range:		47 to 66 Hz
Input Power:			60 W
Output Voltage:			24 Vdc

¹Characteristics describe product performance that is useful in
the application of the product, but is not covered by the product warranty.


Compatibility
HP ESA-L1500A (HP E4411A) spectrum analyzer serial prefix US3745 or greater
(HP E4411AU option R12 upgrade kit is available for analyzers with serial
prefixes prior to US3745)

[ Ordering ]

HP E1779A     Rechargeable Battery Pack for HP ESA-L1500A (HP E4411A) Spectrum
              Analyzers (serial prefix US3745 or greater)

HP E4411AU Option R12  Upgrade kit for HP ESA-L1500A (HP E4411A) Spectrum
              Analyzers (serial prefixes prior to US3745)

[ Key Literature ]