BK Precision 8500 User Manual

Byte
offset
Meaning
5 Upper low byte of resistance.
6 Upper high byte of resistance.
7-24 Reserved
0x32 Set CC mode transient current and timing
Byte
offset
Meaning
3 to 6 Value A of current in units of 0.1 mA. Little-endian 4 byte number.
7 to 8 Time for A current in units of 0.1 ms. Little-endian 2 byte number.
9 to 12 Value B of current in units of 0.1 mA. Little-endian 4 byte number.
13 to 14 Time for B current in units of 0.1 ms. Little-endian 2 byte number.
15 Transient operation:
0 is CONTINUOUS
1 is PULSE
2 is TOGGLED
16-24 Reserved
0x33 Read CC mode transient parameters
Byte
offset
Meaning
3 to 6 Value A of current in units of 0.1 mA. Little-endian 4 byte number.
7 to 8 Time for A current in units of 0.1 ms. Little-endian 2 byte number.
9 to 12 Value B of current in units of 0.1 mA. Little-endian 4 byte number.
13 to 14 Time for B current in units of 0.1 ms. Little-endian 2 byte number.
15 Transient operation:
0 is CONTINUOUS
1 is PULSE
2 is TOGGLED
16-24 Reserved
0x34 Set CV mode transient voltage and timing
Byte
offset
Meaning
3 to 6 Value A of voltage in units of 1 mV. Little-endian 4 byte number.
7 to 8 Time for A voltage in units of 0.1 ms. Little-endian 2 byte number.
9 to 12 Value B of voltage in units of 1 mV. Little-endian 4 byte number.
13 to 14 Time for B voltage in units of 0.1 ms. Little-endian 2 byte number.
15 Transient operation:
8500 DC Load Series Version: February 4, 2009 Page 57 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