Agilent Technologies manual Product specifications, Agilent 87421A, Agilent 87422A

Product specifications

	Agilent 87421A	Agilent 87422A
Output voltage/current	+12V at 2 A	+15V at 4.0 A
	–12V at 200 mA	–15V at 200 mA
		+12V at 2 A
		–12V at 200 mA
Output power	25 W	90 W
Line regulation	0.1%	0.1%
Load regulation (20% to full load)	2.0%	1.0%
Output ripple	25 mV RMS max	25 mV RMS max
Output noise	2% peak to peak max	2% peak to peak max
Overvoltage limit protected	Yes	Yes
Short circuit protection	Current limited for overload and shod	Current limited for overload and short
	circuit protection. Normal operation	circuit protection. Normal operation
	returns upon removal of overload.	returns upon removal of overload.
General specifications
AC input voltage	90–250 VAC, 50/60 Hz	90–240 VAC, 50/60 Hz
Fuse	1 A, slow blow	T 3.15 A
Weight	0.9 kg (2.0 lb)	2.1 kg (4.6 lb)
Shipping weight	1.8 kg (4.0 lb)	3.2 kg (7.0 lb)
Environmental specifications
Operating temperature	0° to +55° C full load	0° to +55° C full load
Storage temperature	–40° to +70° C	–40° to +70° C

2