Section 1
OM7520-B-00
27 September, 2019
1-4
1.4.
SPECIFICATIONS
VOLTAGE DIVIDER RATIO SELECTIONS
1:1000, 1:100, 1:10, 1:1, 10:1, and 100:1
VOLTAGE DIVIDER RATIO UNCERTANTIES
1
–
Relative to Reference Standard used
.
2
–
After Self-Alignment or within 140 hours from last Self-Alignment
.
3
–
Applies to Both the Divider Chain and Driven Guard.
7520
S
PECIFICATIONS
Voltage Divider Ratio
Voltage Divider Ratios Output Uncertainty
1,2
1:1
0.05
10:1
0.1
100:1
0.2
1000:1
0.5
Maximum Voltages
Voltage Input Terminals
1100 V
dc
Reference Standard Terminals
12.5 V
dc
Resistance
Ratios
Input
3
Output
1:1 ratio
direct connection to input
10:1 ratio
2.303 MΩ
270 kΩ
100:1 ratio
2.303 MΩ
43.2 kΩ
1000:1 ratio
2.303 MΩ
5.8 kΩ
Communication
USB, IEEE 488.2, SCPI Based Language Instructions
Environmental
Operating
Storage
Temperature
+21 °C to +25 °C (69.8 °F to 77
°F)
-20 °C to +60 °C (-4 °F to 140 °F)
Humidity
20 % to 50 % RH
15 % to 80 % RH (Non-Condensing)
Power Requirements
VAC: 100 V to 240 V ± 10 % / 50 or 60 Hz ± 5 %, 60 VA
Dimensions (Length x Width x Height)
Weight
503 mm x 455 mm x 133 mm
19.8” x
17.7
” x
5.2
”
11 kg
24 lbs
