Advertisement
5. Cleaning and Maintenance
1.
Disconnect the device from the mains prior to maintenance activities.
1.
The power supply cables must not show any damage. Have a qualified technician
maintain the device.
2.
Wipe the device regularly with a moist, lint-free cloth. Do not use alcohol or solvents.
3.
There are no user-serviceable parts, apart from the fuse. Contact your dealer for spare
parts if necessary.
4.
Store the device in a dry, well-ventilated, dust-free room.
Replacing the Fuse
1
Only replace the fuse by a fuse of the same type and rating.
1
Before replacing the fuse, unplug the mains lead.
2
Wedge the fuse holder out of its housing with a flat-head screwdriver.
3
Remove the damaged fuse from its holder and replace with the exact same type of fuse.
4
Insert the fuse holder back in its place and reconnect power.
1. Technical Specifications:
Model Number
Output Voltage
Fuse
Output Voltage
Output Current
Power effect
Load Effect
Resolution
Accuracy (25°C ± 5°C)
Ripple & Noise (20Hz-20MHz)
Temperature Coefficient
Readout Resolution
Readout Temperature Coefficient
Parallel Load Regulation
Serial Load Regulation
Dimensions
Weight
Fixed Output
QJ3003GIII QJ3005GIII
QJ3003GIII
T4A /250 V
0-30 V
0-3A
C.V. ≤ 0.01 % + 3 mV
C.C. ≤ 0.1 % + 3 mA
C.V. ≤ 0.01 % + 3 mV
C.C. ≤ 0.1 % + 5 mA
10 mV
1 mA
≤ 0.1% + 20 mV
≤ 0.1 % + 5 mA
≤ 1 mV rms
≤ 3 mA rms
≤ 150 ppm
≤ 150 ppm
10 mV
1 mA
≤ 100 mms
≤ 100mms
≤ 0.1%+0.1V
≤ 0.1%+0.1V
220(W) x 145(H) x 310(D) mm
6.5Kg
7
QJ3005GIII
220 V/ 50 Hz
0-30 V
C.V. ≤ 0.01 % + 3 mV
C.C. ≤ 0.1 % + 3 mA
C.V. ≤ 0.01 % + 5 mV
C.C. ≤ 0.1 % + 10 mA
≤ 0.1% + 20 mV
≤ 0.1 % + 5 mA
≤ 1 mV rms
≤ 3 mA rms
≤ 0.1%+0.1V
≤ 0.1%+0.1V
220(W) x 145(H) x 310(D) mm
5V/3A
T5A /250 V
0-5 A
10 mV
1 mA
≤ 150 ppm
≤ 150 ppm
10 mV
1 mA
≤ 100 mms
≤ 100mms
7Kg
Advertisement
