BK Precision 8500 User Manual

Parameter Specification
Humidity ≤ 95% relative humidity, non-condensing
Altitude ≤ 2000 m
AC Line voltage
220 AV±10%，47～63 Hz
110 AV±10%，47～63 Hz
Operating temperature
0 – 40 ºC
Storage temperature
-10 – 60 ºC
Internal Resistances
The internal resistances of the DC load models are less than or equal to the following values:
Model Internal
Resistance(mΩ)
8500 ≤ 35
8502 ≤ 200
8510 ≤ 15
8512 ≤ 100
8514 ≤ 8
8518 ≤ 5
8520 ≤ 45
8522
≤ 30
8524 ≤ 6.5
8526 ≤ 15
Operational power curve
The DC load's output follows a power curve illustrated below:
8500 DC Load Series Version: February 4, 2009 Page 17 of 76

BK Precision 8500 Specifications

General

Maximum Power	150 W
Current Range	0-30 A
Load Modes	CC, CV, CR, CP
Input Voltage	100-240 VAC, 50/60 Hz
Voltage Resolution	1 mV
Current Resolution	1 mA
Ripple and Noise (CV)	≤ 10 mVrms
Operating Temperature	0°C to 40°C
Storage Temperature	-10°C to 70°C
Interface	RS232
Display	VFD
Voltage Accuracy	0.05% + 5 mV
Current Accuracy	0.1% + 10 mA
Ripple and Noise (CC)	10 mA rms